water temperature of 74.8°F / 23.8°C. The month with most sunshine is June (Average sunshine: 5.9h). Hilo Weather Forecasts. CABATU. The percentage of hours in which the mean wind direction is from each of the four cardinal wind directions, excluding hours in which the mean wind speed is less than. From bottom to top, the black lines are the previous solar midnight, sunrise, solar noon, sunset, and the next solar midnight. Near the ocean, you can expect less rain in most cases and the temperatures are a little warmer. The Hawaiian Islands are located in the middle of the Pacific Ocean. Unlike temperature, which typically varies significantly between night and day, dew point tends to change more slowly, so while the temperature may drop at night, a muggy day is typically followed by a muggy night. The wettest month (with the highest rainfall) is March (270mm). You will also start to see a rise in temperature. The climate in Hilo during January can be summarized as excessively hot and arid. South swells reach their peak, bringing in some big waves. Hilo, Hawaii Climate - 96720 Weather, Average Rainfall, and Temperatures Toggle navigation WorldClimate.com Hawaii, United States coastal sea temperatures. Explore our interactive viewer and data graphs! In December, in Hilo, the average sea temperature is 76.8°F (24.9°C). The tradewinds make it pleasant and a wonderful place to live and work. June is the sunniest at 5.3in / 134mm and March the wettest month with 13.6in / 344.9mm. September is the hottest month for the Hilo metro area with an average high temperature of 81.4°, which ranks it as cooler than most places in Hawaii. Hilo, Hawaii, USA - Average monthly weather - Detailed climate information with charts. The length of the day in Hilo varies over the course of the year. But Honolulu, Lihue (on Kauai), Kahului (Maui) and Hilo (Hawaii/Big Island) all saw record highs, suggesting that the Aloha State did experience its highest summer temperatures to … Hilo Temperature Yesterday. February has the coldest nighttime temperatures for Hilo with an average of 62.8°. Weather in Hilo Temperature. This reanalysis combines a variety of wide-area measurements in a state-of-the-art global meteorological model to reconstruct the hourly history of weather throughout the world on a 50-kilometer grid. The solar day over the course of the year 2021. Hilo is located near a large body of water (e.g., ocean, sea, or large lake). The time of year with cooler water lasts for 4.0 months, from January 7 to May 9, with an average temperature below 76°F. (Average highs 26ºC, average rainfall 52mm, Honolulu average water temperature 25ºC.) Based on this score, the best time of year to visit Hilo for hot-weather activities is from late June to late September, with a peak score in the first week of August. From bottom (most yellow) to top (most gray), the color bands indicate: full daylight, twilight (civil, nautical, and astronomical), and full night. Our beach/pool temperature score is 0 for perceived temperatures below 65°F, rising linearly to 9 for 75°F, to 10 for 82°F, falling linearly to 9 for 90°F, and to 1 for 100°F or hotter. The time in which the moon is above the horizon (light blue area), with new moons (dark gray lines) and full moons (blue lines) indicated. Hawaii in spring is ideal because you miss the rainy season, which takes place in the winter. Non-linked temperatures in the monthly columns are average water temperatures. Hilo Breakwall sea temperatures peak in the range 26 to 27°C (79 to 81°F) on around the 10th of September and are at their lowest on about the 14th of February, in the range 24 to 25°C (75 to 77°F). For the most part, the Big Island is warm and tropical year-round. Daylight saving time (DST) is not observed in Hilo during 2021. The least muggy day of the year is January 30, with muggy conditions 27% of the time. Regional water temperature and marine climate data is provided daily by the National Oceanic and Atmospheric Administration The windiest day of the year is April 7, with an average hourly wind speed of 12.6 miles per hour. February is the least humid month in Hilo, with an average relative humidity of 76%. Local monthly weather patterns in Kona, Hilo, Waimea, the Kohala coast and Volcano Village (all open in new window) The influence of Hawaii’s location on its weather. Get the monthly weather forecast for Hilo, HI, including daily high/low, historical averages, to help you plan ahead. Over the course of the year, the temperature typically varies from 64°F to 83°F and is rarely below 60°F or above 86°F. MERRA-2 Modern-Era Retrospective Analysis. Hilo is slightly cooler than other parts of Hawaii, with … Our tourism temperature score is 0 for perceived temperatures below 50°F, rising linearly to 9 for 65°F, to 10 for 75°F, falling linearly to 9 for 80°F, and to 1 for 90°F or hotter. Time zones for airports and weather stations are provided by AskGeo.com . Although the weather is often humid by U.S. mainland standards, temperatures are conditioned by the northeast trade winds, which prevail most of the year and make living on the islands delightfully comfortable. The most pleasant months of the year for the Hilo metro area are May, December and April. The average hourly temperature, color coded into bands. Considering humidity, temperatures feel hot for about half of the year and otherwise nice with a chance of rain throughout most of the year. We nevertheless include the chart below as an illustration of the distribution of temperatures experienced throughout the year. Lower dew points feel drier and higher dew points feel more humid. The climate in Hilo is warm, muggy, windy, and partly cloudy. No historical earthquake events found in or near Hilo, HI. In May, the average rises to a very comfortable 80 to 85 F range. (Complete List of Average Temperatures) Use the near real-time water temperature data with discretion, because they may contain errors. We assume no responsibility for any decisions made on the basis of the content presented on this site. The number of hours during which the Sun is visible (black line). In Hilo, there are 12 comfortable months with high temperatures in the range of 70-85°. Average Weather at Hilo International Airport Hawaii, United States. Layers are still a good idea, but rain gear can be left behind. The brightest day of the year is July 4, with an average of 7.4 kWh. Hilo experiences extreme seasonal variation in the perceived humidity. The cloudier part of the year begins around September 21 and lasts for 7.9 months, ending around May 18. In December, in Hilo, the average sea temperature is 76.8°F (24.9°C). The area is less temperate than some — in the 35th percentile for pleasant weather — compared to tourist destinations worldwide. For each station, the records are corrected for the elevation difference between that station and Hilo according to the International Standard Atmosphere , and by the relative change present in the MERRA-2 satellite-era reanalysis between the two locations. Based on this categorization, the most common form of precipitation throughout the year is rain alone, with a peak probability of 33% on April 7. Today's Hilo (HI), United States water temperature. Hawaii in spring is ideal because you miss the rainy season, which takes place in the winter. The wettest month is November with an average of 124mm of rain. Our cloud cover score is 10 for fully clear skies, falling linearly to 9 for mostly clear skies, and to 1 for fully overcast skies. The black line is the percentage chance that a given day is within the growing season. The most pleasant months of the year for Hilo are December, April and March. Hilo. day night Weather update from Hilo, Hilo International Airport at 2020-10-14T12:53:00+00:00 Key findings The highest monthly average temperature in Hilo for August is 76 degrees At Hilo, the temperature stays even steadier, varying just 3 °F (2 °C) annually. February is in the winter in Hilo and is typically the 2nd coldest month of the year. The percentage of time spent at various humidity comfort levels, categorized by dew point. Months with the highest number of rainy days are July and August (26.8 days). The predominant average hourly wind direction in Hilo is from the east throughout the year. range. Land Use data comes from the Global Land Cover SHARE database , published by the Food and Agriculture Organization of the United Nations. The most rain falls during the 31 days centered around April 13, with an average total accumulation of 7.3 inches. The tourism score favors clear, rainless days with perceived temperatures between 65°F and 80°F. Record temperatures have also been set in Honolulu, which hit a high of 92, and Hilo, which hit a high of 88, twice this month. We further caution that our travel scores are only as good as the data that underpin them, that weather conditions at any given location and time are unpredictable and variable, and that the definition of the scores reflects a particular set of preferences that may not agree with those of any particular reader. A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. The stations contributing to this reconstruction are: Hilo International Airport (100%, 4.1 kilometers, east) and Bradshaw Army Airfield (0.4%, 49 kilometers, west). The island of Hawaii for example hosts 4 (out of 5 in total) climate groups on a surface as small as 4,028 square miles (10,430 km 2) according to the Köppen climate types: tropical, arid, temperate and polar. The day of the year with the coolest water is February 27, with an average temperature of 75°F. Sea water temperature in Hilo is expected to drop to 24.6°C/76.3°F in the next 10 days. Here are the average temperatures of Hilo, located at the foot of the windward side of the island of Hawai'i ("The Big Island"): as we can see, they are lower than those of Honolulu, which, as previously mentioned, is located on the leeward side. (Complete List of Average Temperatures) Use the near real-time water temperature data with discretion, because … Rain falls throughout the year in Hilo. The darker period of the year lasts for 2.7 months, from November 6 to January 28, with an average daily incident shortwave energy per square meter below 5.0 kWh. Places with weather information on Hawaii's Big Island include Kainaliu, Kailua Kona and Captain Cook in South Kona; Naalehu at the island's south end; and Puukohola Heiau in the Kohala region at the north end. In 2021, the shortest day is December 21, with 10 hours, 56 minutes of daylight; the longest day is June 20, with 13 hours, 19 minutes of daylight. To show variation within the months and not just the monthly totals, we show the rainfall accumulated over a sliding 31-day period centered around each day of the year. August is the warmest month, and January the coolest. Our precipitation score, which is based on the three-hour precipitation centered on the hour in question, is 10 for no precipitation, falling linearly to 9 for trace precipitation, and to 0 for 0.04 inches of precipitation or more. “There’ll still be some showers around, but overall, the heavy stuff should be on the decrease. These average ocean temperatures for Hilo are calculated from several years of archived data. The shaded overlays indicate night and civil twilight. You can read up on the facts yourself here and here. The muggier period of the year lasts for 8.3 months, from April 14 to December 24, during which time the comfort level is muggy, oppressive, or miserable at least 42% of the time. The coolest month is March with an avg. This report illustrates the typical weather in Hilo, based on a statistical analysis of historical hourly weather reports and model reconstructions from January 1, 1980 to December 31, 2016. Station Data. Average Weather in Hilo Hawaii, United States. On October 29, the cloudiest day of the year, the sky is overcast or mostly cloudy 46% of the time, and clear, mostly clear, or partly cloudy 54% of the time. Daily average temperatures range from 85 degrees Fahrenheit to 87 degrees Fahrenheit (29 to 30 degrees Celsius) during the day and can drop as low as 70 degrees Fahrenheit (21 degrees Celsius) at night. GREEN. The daily average high (red line) and low (blue line) temperature, with 25th to 75th and 10th to 90th percentile bands. A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 76.8°F (24.9°C) water. You will also start to see a rise in temperature. All other weather data, including cloud cover, precipitation, wind speed and direction, and solar flux, come from NASA's MERRA-2 Modern-Era Retrospective Analysis . In the Hilo metro area, there are 0.0 days annually when the nighttime low temperature falls below freezing, which is one of the coldest places in Hawaii. Shortwave radiation includes visible light and ultraviolet radiation. Africa Asia Aus & Pacific Europe Latin America N America S America Mid East. The beach/pool score favors clear, rainless days with perceived temperatures between 75°F and 90°F. While having the tremendous advantages of temporal and spatial completeness, these reconstructions: (1) are based on computer models that may have model-based errors, (2) are coarsely sampled on a 50 km grid and are therefore unable to reconstruct the local variations of many microclimates, and (3) have particular difficulty with the weather in some coastal areas, especially small islands. The driest month (with the lowest rainfall) is June (108mm). The percentage of days in which various types of precipitation are observed, excluding trace quantities: rain alone, snow alone, and mixed (both rain and snow fell in the same day). The month with the highest relative humidity is November (80.3%). Map showing location of Hilo (19.729720, -155.090000) Locations nearby There are really only two seasons in Hawaii: summer (kau) from May to October and winter (hooilo) from November to April.The average daytime summer temperature at sea level is 85° F (29.4° C), while the average daytime winter temperature is 78° (25.6° C). The best month for swimming (with the highest average sea temperature) is September (26.3°C). Weather data is prone to errors, outages, and other defects. High & … The time of year with warmer water lasts for 3.2 months, from July 31 to November 5, with an average temperature above 79°F. This section discusses the total daily incident shortwave solar energy reaching the surface of the ground over a wide area, taking full account of seasonal variations in the length of the day, the elevation of the Sun above the horizon, and absorption by clouds and other atmospheric constituents. The thin dotted lines are the corresponding average perceived temperatures. Hawaii water temperatures are maximum at around 82 to 84°F in the end of August and lowest in the beginning of March at 74°F. The climate at Hilo International Airport is warm, muggy, windy, and partly cloudy. A cold front over the Big Isle has brought a flash flood watch to the island until 6 p.m. tonight with some possible stormy weather continuing through the day. Hawaii - Hawaii - Climate: Hawaii lies just below the Tropic of Cancer, and its mild tropical climate is considered by many people to be the world’s ideal. The average of mean hourly wind speeds (dark gray line), with 25th to 75th and 10th to 90th percentile bands. The Olympic swimming competition requires a water … The calmest day of the year is January 12, with an average hourly wind speed of 10.3 miles per hour. The average hourly wind speed in Hilo experiences mild seasonal variation over the course of the year. The month with the lowest number of rainy days is February (15.8 days). Better yet, where April sees evening temperatures dipping into the 60s, May brings warm evenings in the low 70s. People within that … [2347737], Weather Atlas | © 2002-2021 | Yu Media Group d.o.o. Palomas, Puerto Rico (5,733 miles away) is the far-away foreign place with temperatures most similar to Hilo (view comparison). Elevation data comes from the Shuttle Radar Topography Mission (SRTM) , published by NASA's Jet Propulsion Laboratory. The information on this site is provided as is, without any assurances as to its accuracy or suitability for any purpose. Better yet, where April sees evening temperatures dipping into the 60s, May brings warm evenings in the low 70s. PacIOOS' ocean circulation model provides a 7-day water temperature forecast for the main Hawaiian Islands and other parts of the Pacific Islands region. The month with the highest average low temperature is September (20.9°C). Hilo / ˈ h iː l oʊ / (Hawaiian pronunciation: ) is a census-designated place (CDP) and the largest city in Hawaii County, Hawaii, United States, which encompasses the Island of Hawaiʻi.The population was 43,263 according to the 2010 census.. Hilo is the county seat of the County of Hawaiʻi and is in the District of South Hilo. All data relating to the Sun's position (e.g., sunrise and sunset) are computed using astronomical formulas from the book, Astronomical Algorithms 2nd Edition , by Jean Meeus. Weather Underground provides local & long-range weather forecasts, weatherreports, maps & tropical weather conditions for the Hilo area. Water temperature in Hilo today is 25.3°C/77.5°F. The coldest temperature ever officially recorded in Honolulu is 52 degrees, which occurred on two different dates. The figure below shows you a compact characterization of the entire year of hourly average temperatures. Based on this score, the best time of year to visit Hilo for general outdoor tourist activities is from early November to mid October, with a peak score in the last week of July. Temperature by: Fahrenheit / Centigrade The day, twilights (civil, nautical, and astronomical), and night are indicated by the color bands from yellow to gray. The least rain falls around June 6, with an average total accumulation of 2.0 inches. Home; North America; United States; Hawaii; Hilo; Hilo Sea Temperature (Today) 2021. * The information on this page is based on the global volcano database, the U.S. earthquake database of 1638-1985, and the U.S. Tornado and Weather Extremes database of 1950-2010. The average daily shortwave solar energy reaching the ground per square meter (orange line), with 25th to 75th and 10th to 90th percentile bands. Daytime maximum temperatures average around a cold 0°C (32°F), whilst at night 0°C (32°F) is normal. Temperature, humidity, rainfall, snowfall, daylight, sunshine, UV index, and sea temperature. Weather in The Hawaiian Islands is very consistent, with only minor changes in temperature throughout the year. The Hawaiian Islands are located in the middle of the Pacific Ocean. Hilo is a city close to Pacific Ocean. Weather in Hilo Temperature. Explore our interactive viewer and data graphs! The percentage of time spent in each cloud cover band, categorized by the percentage of the sky covered by clouds. The coldest month in Hilo is February, with an average high-temperature of 78.8°F (26°C) and an average low-temperature of 63.5°F (17.5°C). The windier part of the year lasts for 2.0 months, from March 8 to May 9, with average wind speeds of more than 11.4 miles per hour. For each hour between 8:00 AM and 9:00 PM of each day in the analysis period (1980 to 2016), independent scores are computed for perceived temperature, cloud cover, and total precipitation. The climate in Hilo during April can be summarized as excessively hot and arid. The area within 2 miles of Hilo is covered by artificial surfaces (43%), water (26%), and trees (15%), within 10 miles by trees (43%) and water (28%), and within 50 miles by water (61%) and shrubs (11%). The month with the longest days is June (Average daylight: 13.3h). Monthly average Hilo weather: temperature, rainfall and cloud cover Average temperatures in Hilo are between 70°F and 75°F (21 and 24 °c). In May, the average rises to a very comfortable 80 to 85 F range. Weather in The Hawaiian Islands is very consistent, with only minor changes in temperature throughout the year. The area is less temperate than some — in the 35th percentile for pleasant weather — compared to tourist destinations worldwide. Get the monthly weather forecast for Hilo, HI, including daily high/low, historical averages, to help you plan ahead. By March, Hilo's water has dropped to its coldest of the year, at 71 °F (21.7 °C), on average. Hawaii Interactive Map of Historical Record High and Low Temperatures By STEPHANIE SALMONS Hawaii Tribune-Herald | Tuesday, January 26, 2021, 12:05 a.m. Share this story. Hilo On the coasts exposed to the north-east, which directly receive the wind from the sea, the temperatures are a bit lower. With warm water temperatures all through the year board shorts and a … Those scores are combined into a single hourly composite score, which is then aggregated into days, averaged over all the years in the analysis period, and smoothed. The month with the lowest relative humidity is February (76%). Non-linked temperatures in the monthly columns are average water temperatures. Monthly averages Hilo Longitude: -155.048, Latitude: 19.7203 Average weather Hilo, HI - 96720. 24.8°C / 76.6°F Current weather. Hawaii Weather in July: High temperatures hold steady in July, with a little more rain than in June. The horizontal axis is the day, the vertical axis is the hour of the day, and the colored areas indicate when the moon is above the horizon. In Hilo, the average percentage of the sky covered by clouds experiences significant seasonal variation over the course of the year. Temperatures in Hilo are sufficiently warm year round that it is not entirely meaningful to discuss the growing season in these terms. Hawaii Weather in April: Temperatures hold steady from March to April, but rain drops off significantly. The warmest month (with the highest average high temperature) is September (28.5°C). In the Hilo metro area, there are 12 comfortable months with high temperatures in the range of 70-85°. Hawaii Interactive Map of Historical Record High and Low Temperatures The average daily incident shortwave solar energy experiences some seasonal variation over the course of the year. At the higher elevations like Volcano and Waimea, temperatures are often much cooler, especially during the night. Year round warm sea temperatures at Hilo Breakwall climb to their warmest in early to mid September. The tables below display average monthly climate and weather indicators in Hilo Hawaii. The average growing degree days accumulated over the course of the year, with 25th to 75th and 10th to 90th percentile bands. The coldest month (with the lowest average low temperature) is February (17.5°C). The American state of Hawaii, which covers the Hawaiian Islands, is tropical but it experiences many different climates, depending on altitude and surrounding. What's the weather like in Hilo (Hawaii) in February 2021? Weather Atlas: Hilo, HI - Detailed climate information and monthly weather forecast. The figure below presents a compact representation of key lunar data for 2021. Definitions of the growing season vary throughout the world, but for the purposes of this report, we define it as the longest continuous period of non-freezing temperatures (≥ 32°F) in the year (the calendar year in the Northern Hemisphere, or from July 1 until June 30 in the Southern Hemisphere). The shaded overlays indicate night and civil twilight. Monthly averages Hilo Longitude: -155.048, Latitude: 19.7203 Average weather Hilo, HI - 96720. A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 76.8°F (24.9°C) water. The horizontal axis is the day of the year, the vertical axis is the hour of the day, and the color is the average temperature for that hour and day. The earliest sunset is at 5:39 PM on November 25, and the latest sunset is 1 hour, 24 minutes later at 7:03 PM on July 5. HOME > Monitoring and Data > Global Climate Data > Global Temperature Time Series > Hawaii : Hawaii Temperature Actual vs. Normal Maximum/Minimum Last 30 Days : Click on the following station location on map or select name from list below to display time series of daily temperature for various locations throughout Hawaii. Layers are still a good idea, but rain gear can be summarized excessively... 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April 2021 weather data is prone to errors, outages, and especially for those visitors from the Radar... / 26.4°C area, there are 12 comfortable months with high temperatures in the middle the. Presents a compact representation of key lunar data for 2021 to 90th percentile bands is! Slightly higher than the rest of the year, varying just 3 °F ( 2 °C ) and are. Month, and January the coolest water is February ( 15.8 days ) for months... Line is the month with the highest average sea temperature ) is March ( ). And lowest in the middle of the time is March ( 24.3°C ) precipitation... Water ( e.g., ocean, you can read up on the hyperlinked Recent!