ENE 21 mph Mostly cloudy and becoming windy. The average hourly wind speed in Honolulu is essentially constant during January, remaining within 0.1 miles per hour of 12.4 miles per hour throughout. Enter any city, zip or place. 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So find on this website the historical weather averages in other cities in Hawaii and climate and forecast data for all other countries in the world. WeatherTAB Honolulu, Hawaii ... January 2021 Summary Precipitation Forecast Wetter Than Normal. View all Cosmos offers. From bottom (most yellow) to top (most gray), the color bands indicate: full daylight, twilight (civil, nautical, and astronomical), and full night. Back to top. January. Daylight saving time is not observed in Honolulu during 2021. Honolulu Weather January Averages, USA. There are normally 7 hours of bright sunshine each day in Honolulu, Oahu in January - that's 62% of daylight hours . The Honolulu Fire Department announced today that it responded to 24 weather-related calls in a 24-hour period starting 8 a.m. Monday. 79 F Daniel K. Inouye International Airport ... You are about to report this weather station for bad data. Weather and Climate offers all the information you need to know about the climate in Honolulu. 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). Sea Temperature 25 °C 77 °F. The number of hours during which the Sun is visible (black line). New precipitation amounts of less … From the start to the end of the month, the length of the day increases by 20 minutes, implying an average daily increase of 41 seconds, and weekly increase of 4 minutes, 44 seconds. 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. Information about regional climates. Is it rainy season or anything like that? Today’s and tonight’s Honolulu, HI weather forecast, weather conditions and Doppler radar from The Weather Channel and Weather.com Daily high temperatures are around 79°F, rarely falling below 76°F or exceeding 82°F. Winds ENE at 20 to 30 mph. Shortwave radiation includes visible light and ultraviolet radiation. Scattered showers. Honolulu average January sea temperature. How sunny is it in Honolulu, Oahu in January? Montly weather forecast in Honolulu on Yandex.Weather. Within 10 miles contains significant variations in elevation (3,104 feet). The average values for day and night temperatures during January were 78.1°F и 74.9°F respectivly. First Choice  Iberostar  Jet2.com  Jet2holidays  Love Holidays  Marella Cruises  Neilson  On the Beach  RHS  Saga Holidays  Sandals  Titan Travel  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. For reference, the year's highest daily chance of a wet day is 25% on January 11, and its lowest chance is 6% on June 20. In Honolulu, the chance of a wet day over the course of January is essentially constant, remaining around 24% throughout. Over the course of January in Honolulu, the length of the day is gradually increasing. Low Temperature 19 °C 66 °F. Daily high temperatures are around 79°F, rarely falling below 76°F or exceeding 82°F. Honolulu Tourism Honolulu Hotels Honolulu Bed and Breakfast Honolulu Holiday Rentals Honolulu Packages Flights to Honolulu I've been to Honolulu several times in January. This section reports on the wide-area average surface temperature of that water. Weather ☀ ⛅ Honolulu ☀ ⛅ January ☀ ⛅ Information on temperature, sunshine hours, water temperature & rainfall in January for Honolulu. Most nights then cool down to below 70, but no less than 50 degrees. The daily average water temperature (purple line), with 25th to 75th and 10th to 90th percentile bands. 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. Is it still hot enough to swim? The shortest day of the month is January 1, with 10 hours, 52 minutes of daylight and the longest day is January 31, with 11 hours, 12 minutes of daylight. It has warm weather throughout the year, including January. Average Weather in February in Honolulu. Breezy, with an east northeast wind 11 to 18 mph, with gusts as high as 25 mph. Even though it won’t be too cold you might want to pack a sweater for the evenings out. MERRA-2 Modern-Era Retrospective Analysis. The wettest month is January with an average of 61.2mm of rain. 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. Windward and mauka spots will be partly cloudy, with a few light trade showers. Station Data. The estimated value at Honolulu is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Honolulu and a given station. The rainy season is November to March, and the busy season is November to January. Below are average maximum temperatures at popular destinations in Hawaii in January. In the night it cools down to a minimum of a pleasant 66°F. 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