Jun -. -. 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 this report, we use a base of 50°F and a cap of 86°F. The day, twilights (civil, nautical, and astronomical), and night are indicated by the color bands from yellow to gray. December Solstice (Winter Solstice) is on Tuesday, December 21, 2021 at 5:59 am in Hilo. Hi. The month of December in Hilo experiences decreasing cloud cover, with the percentage of time that the sky is overcast or mostly cloudy decreasing from 38% to 27%. In Hawaii, the climate is tropical, with a hot season from June to October (called kau in the Hawaiian language) and a relatively cool season (hooilo) from December to March.The trade winds, constant winds blowing from the north-east, strongly influence the climate of these islands, creating microclimates, wet or dry, depending on slope exposure. As a tourist, you will love the seasonal temperatures that stay in the mid to low 80s. Average December rainfall; Days Place Inches Millimetres; 24: Hawaii Volcanoes Park: 12.1: 306: 21: Hilo: 11.6: 294 – Kailua Kona: 2.8: 72: 23: Kapoho Beach: 7.9: 200 – Mauna Loa Observatory: 3.4: 85 – Naalehu: 5.6: 143: 8: Opihihale: 2.9: 73: 4: Puukohola Heiau: 2.0: 50: 15: Upolu Point: 3.8: 98 For reference, on August 31, the hottest day of the year, temperatures in Hilo typically range from 70°F to 83°F, while on January 30, the coldest day of the year, they range from 64°F to 79°F. Dec. APH easyJet flights English Heritage Explore! Browse the sunrise and sunset times for Hilo, Big Island in December 2021. 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. In January, the average high-temperature is essentially the same as in December - a still pleasant 70.9°F (21.6°C). Why is the earliest sunset not on Winter Solstice? Jul For reference, on August 13, the muggiest day of the year, there are muggy conditions 89% of the time, while on January 30, the least muggy day of the year, there are muggy conditions 27% of the time. The average of mean hourly wind speeds (dark gray line), with 25th to 75th and 10th to 90th percentile bands. The hourly average wind direction in Hilo throughout December is predominantly from the east, with a peak proportion of 80% on December 1. The earliest sunrise of the month in Hilo is 6:38 AM on December 1 and the latest sunrise is 16 minutes later at 6:54 AM on December 31. Lo. 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. Lowest min temperature Lowest min temp. *affiliate links: find out how we are funded and why this helps us remain free to use. Temperatures in Hilo are sufficiently warm year round that it is not entirely meaningful to discuss the growing season in these terms. Within 10 miles contains significant variations in elevation (3,609 feet). Sea temperature map. Showing: All Year January February March April May June July August September October November December Best Time to Visit Hawaii for Good Weather: Hawaii has warm weather all year, with average highs of 26-28ºC in the winter, and 29-31ºC in the summer.The biggest variables are rain and surf conditions. 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. Avg. The thin dotted line is the corresponding average liquid-equivalent snowfall. Daily high temperatures are around 79°F, rarely falling below 75°F or exceeding 83°F. The evenings can get a little chilly, and it is not uncommon … 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. At low elevation it is very rare for the temperature to rise above 90 °F (32 °C) or to drop below 65 °F (18 °C). 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. Aug Shortwave radiation includes visible light and ultraviolet radiation. Hawaii Ocean Temperatures You can enjoy swimming, snorkeling, surfing, etc in the ocean year-round in Hawaii. The clearest day of the month is December 30, with clear, mostly clear, or partly cloudy conditions 73% of the time. Weather in January » Daily low temperatures are around 66°F, rarely falling below 62°F or exceeding 70°F. According to the National Oceanic and Atmospheric Administration (NOAA), the ocean temperatures vary between the Hilo (average 73.8°F ) and Kona side (average 79.5°F) . Hilo is located near a large body of water (e.g., ocean, sea, or large lake). The percentage of time spent in each cloud cover band, categorized by the percentage of the sky covered by clouds. The climate quite nice in this city in the month of december. 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. Waikiki Beach, Honolulu, Hawaii. This section discusses the wide-area hourly average wind vector (speed and direction) at 10 meters above the ground. Hawaii Weather in December A typical December day in Hawaii sees temperatures sitting in the low 80s. For reference, on June 21, the longest day of the year, the Sun rises at 5:42 AM and sets 13 hours, 19 minutes later, at 7:02 PM, while on December 21, the shortest day of the year, it rises at 6:50 AM and sets 10 hours, 56 minutes later, at 5:46 PM. The chance that a given day will be muggy in Hilo is very rapidly decreasing during December, falling from 59% to 38% over the course of the month. The lowest daily average high temperature is 79°F on December 25. The percentage of time spent at various humidity comfort levels, categorized by dew point. Winter (December through February) Weather is perfect this time of year in Hilo to be enjoyable for warm weather travelers. Free Weather Widgets. Pleasant Climate Year-Round With its warm and gentle trade winds, mild temperatures and sunny skies, Apr For the purposes of this report, the geographical coordinates of Hilo are 19.730 deg latitude, -155.091 deg longitude, and 98 ft elevation. Select a month to view Hilo, Big Island sunrise & sunset times for the next 12 months. Jan The average high during this season is between 81.3°F (27.4°C) and 79.6°F (26.4°C). Weather data is prone to errors, outages, and other defects. Hawaii Temperatures in December Typical temperatures for cities, towns, parks and beaches across the Hawaiian Islands during the month of December are listed below in degrees Fahrenheit and Celsius. Avg. Typically, Hawaii in December will experience a… Hilo is pretty wet in December. Things like humidity, wind, and rain do not show up in the temperature graph but can have a great impact on your wardrobe. The average sea water temperature in Hilo in December is 25.3° which is warm and pleasant for relaxing and swimming for long periods. Rainfall We assume no responsibility for any decisions made on the basis of the content presented on this site. Answer 1 of 9: We're thinking about renting a house in Hilo this December but I was checking the weather last month and noticed it was raining most of the month. 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). Rainfall in Hilo in December The average total rainfall in Hilo in December is 375.1cm and on average there are 24.2 rainy days in December making it a very wet time to visit the beach. 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. First Choice Iberostar Jet2.com Jet2holidays Love Holidays Marella Cruises Neilson On the Beach RHS Saga Holidays Sandals Sykes Cottages TUI Virgin Atlantic Virgin Holidays VRBO More... We help you find the best travel deals for your holiday in the sun by sharing tips on when and where to go, before providing you with top discounts. Climate in Hawaii in december Climate in Honolulu (Oahu) in december In the month of december, the mean temperature in Oahu (Honolulu) is 77°F (maximum temperature is 77°F and minimum temperature is 76°F). In January, the average high-temperature is essentially the same as in December - a still pleasant 70.9°F (21.6°C). In Hilo, there are 12 comfortable months with high temperatures in the range of 70-85°. There is significant rainfall throughout the year in Hilo. The label associated with each bar indicates the date and time that the phase is obtained, and the companion time labels indicate the rise and set times of the Moon for the nearest time interval in which the moon is above the horizon. For reference, on August 31, the hottest day of the year, temperatures in Hilo typically range from 70°F to 83°F, while on January 30, the coldest day of the year, they range from 64°F to 79°F. On average, it rains or snows a great amount: 9 to 16 times per month. Have a look at the rain charts on this link. The figure below presents a compact representation of key lunar data for December 2021. The average surface water temperature in Hilo is essentially constant during December, remaining within 1°F of 77°F throughout. Average Weather for Hilo (by month) Hilo weather on a month-by-month basis (January to December) A typical day in Hilo: average daily weather Hilo weather in a table: temperature, rainfall, and cloud cover throughout the year 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. 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. Feb Oct The average growing degree days accumulated over the course of December, with 25th to 75th and 10th to 90th percentile bands. The estimated value at Hilo is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Hilo and a given station. The shortest day of the month is December 21, with 10 hours, 56 minutes of daylight and the longest day is December 1, with 11 hours, 1 minute of daylight. The December weather guide for Hilo, Big Island, Hawaii shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. 63.0 ºF. Daytime temperatures usually reach 22°C in Hilo, Big Island in December, falling to 14°C at night. The daily average high (red line) and low (blue line) temperature, with 25th to 75th and 10th to 90th percentile bands. Weather map. The topography within 2 miles of Hilo contains significant variations in elevation, with a maximum elevation change of 748 feet and an average elevation above sea level of 195 feet. Precipitation. Ask any local, and they will tell you the weather is always beautiful in Hawaii. Land Use data comes from the Global Land Cover SHARE database , published by the Food and Agriculture Organization of the United Nations. Sep We base the humidity comfort level on the dew point, as it determines whether perspiration will evaporate from the skin, thereby cooling the body. In most locations north of Equator, the shortest day of the year is around this date. Even the driest month still has a lot of rainfall. The information on this site is provided as is, without any assurances as to its accuracy or suitability for any purpose. Mar MERRA-2 Modern-Era Retrospective Analysis. The climate is tropical in Hilo. The average hourly temperature, color coded into bands. This section reports on the wide-area average surface temperature of that water. In Hilo, in January, the average low-temperature is 64.8°F (18.2°C). The weather is better from the previous month since in november it receives an average of 3.3in of precipitation over 12 days. Hilo area will experience on average 12 inches of rain in December, whereas Kona district will see under 2 inches. Growing degree days are a measure of yearly heat accumulation used to predict plant and animal development, and defined as the integral of warmth above a base temperature, discarding any excess above a maximum temperature. support@__remove_this_part__weatherspark.com. 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%). Daylight saving time is not observed in Hilo during 2021. In Hilo, the chance of a wet day over the course of December is essentially constant, remaining around 29% throughout. Within 50 miles also contains extreme variations in elevation (13,816 feet). Annual Weather Averages in Hilo Based on weather reports collected during 1985–2015. °F. The average daily shortwave solar energy reaching the ground per square meter (orange line), with 25th to 75th and 10th to 90th percentile bands. There are normally 4 hours of bright sunshine each day in Hilo, Big Island in December - that's 37% of daylight hours. 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). Nov Get your weekly fix of holiday inspiration from leading travel writers. The temperature here averages 20.7 °C | 69.2 °F. The average sea temperature around Hilo, Big Island in December is 25°C. The figure below shows you a compact characterization of the hourly average temperatures for the quarter of the year centered on December. Elevation data comes from the Shuttle Radar Topography Mission (SRTM) , published by NASA's Jet Propulsion Laboratory. The percentage of time spent in various temperature bands. Geo Hilo - Hawaii. A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. Typical Hilo sea temperature in December. Lower dew points feel drier and higher dew points feel more humid. The warm, dry summer where the temperatures reach from 81°F to 89°F is called ’Kau’ and the winter which lasts from November until April is called ’Hooilo’. Hilo climate summary Hilo is 29m above sea level. 71.1 ºF. Hawaii Weather in November. The shaded overlays indicate night and civil twilight. The most pleasant months of the year for Hilo are December, April and March. Average sea water temperature in December: +25.2°C. Winter months tend to be rainier, while hurricane season goes from June through November (but big storms are rare here). There are several sites with long term forecasts and climate information. Consider the Weather: Always look at the type of weather in Hilo (Hawaii). Hawaiian winter falls between October and April, with maximum daytime temperatures between a balmy 79–83 °F (26–28 °C). Get the monthly weather forecast for Hilo, HI, including daily high/low, historical averages, to help you plan ahead. Can you tell me please how many days aproximately it rains during December? Dec 8 - 15, 2018The weather in December was mostly sunny with scattered showers in the morning. We nevertheless include the chart below as an illustration of the distribution of temperatures experienced throughout the year. Average monthly water temperatures for Hilo. This climate is considered to be Af according to the Köppen-Geiger climate classification. Hilo / ˈ h iː l oʊ / (Hawaiian pronunciation: ) is the largest city and census-designated place (CDP) 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. The average daily incident shortwave solar energy in Hilo is essentially constant during December, remaining within 0.1 kWh of 4.5 kWh throughout. Time zones for airports and weather stations are provided by AskGeo.com . To show variation within the month and not just the monthly total, we show the rainfall accumulated over a sliding 31-day period centered around each day. The thin dotted lines are the corresponding average perceived temperatures. The daily average water temperature (purple line), with 25th to 75th and 10th to 90th percentile bands. Find a hotel. In terms of daylight, this day is 2 hours, 23 minutes shorter than on June Solstice. The number of hours during which the Sun is visible (black line). The horizontal axis is the day, the vertical axis is the hour of the day, and the color is the average temperature for that hour and day. In Hawaii the weather has only two seasons. A wet day is one with at least 0.04 inches of liquid or liquid-equivalent … For reference, on October 29, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 46%, while on August 8, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 78%. The sun will shine daily and trade winds will provide a refreshing breeze. The average rainfall (solid line) accumulated over the course of a sliding 31-day period centered on the day in question, with 25th to 75th and 10th to 90th percentile bands. May While December offers cooler weather than the previous months of October and November in Hawaii, an average of eight hours of daily sunshine ensures the climate is always very favourable. The vertical gray bars (new Moons) and blue bars (full Moons) indicate key Moon phases. Get your weekly fix of holiday inspiration from some of the world's best travel writers plus save on your next trip with the latest exclusive offers. Humidity January, May through July, with an average relative humidity of 78%, are the least humid months. December is one of the best times of the year to see poinsettias in their natural habitat. The black line is the percentage chance that a given day is within the growing season. September is the hottest month for Hilo with an average high temperature of 81.7°, which ranks it as cooler than most places in Hawaii. You'll find separate tables for each island: Hawaii (Big Island) , Kauai , Lanai , Maui , Molokai and Oahu . Climate of Hilo in december The climate of Hilo in december is good In december in Hilo, the climate is wet (with 2.5in of rainfall over 9 days). Is Hilo usually rainy in December? Home. The Old Farmer's Almanac's extended forecasts can be used to make more informed decisions about future plans that depend on the weather, from vacations and weddings to gardening, hiking, and other outdoor activities. See long range weather forecasts for the next 60 days for the Hawaii Region. The earliest sunset is 5:40 PM on December 1 and the latest sunset is 12 minutes later at 5:52 PM on December 31. Names, locations, and time zones of places and some airports come from the GeoNames Geographical Database . Average temperatures in the last month of the year on this tropical archipelago are forecast to reach levels of 24°C on almost every day. 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. Over the course of December in Hilo, the length of the day is essentially constant. Get the latest coronavirus (Covid-19) updates for Hawaii with current travel advice and statistics on new cases per 100,000 and vaccine. The city overlooks Hilo Bay, at the base of two … Daytime maximum temperatures average around a cold 0°C (32°F), whilst at night 0°C (32°F) is normal. It can pour torrentially for days on end....not just a light passing sprinkle. For reference, on April 7, the windiest day of the year, the daily average wind speed is 12.6 miles per hour, while on January 12, the calmest day of the year, the daily average wind speed is 10.3 miles per hour. The average accumulated growing degree days in Hilo are rapidly increasing during December, increasing by 634°F, from 7,718°F to 8,352°F, over the course of the month. The lowest average daily incident shortwave solar energy during December is 4.4 kWh on December 17. The average sliding 31-day rainfall during December in Hilo is essentially constant, remaining about 4.5 inches throughout, and rarely exceeding 13.9 inches. From bottom to top, the black lines are the previous solar midnight, sunrise, solar noon, sunset, and the next solar midnight.
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