Hawaii weather in January 2026

Expect daytime maximum temperatures of 79°F in Hawaii, USA in January based on long-term weather averages. There are 7 hours of sunshine per day on average with 10 days with some rainfall and typically 2.3 inches of rainfall in the month.

  • 79°F maximum daytime temperature in January in Hawaii (Honolulu, Oahu)79
    79°F max day temperature
  • 7 hours of sunshine per day
  • 10 days with some rainfall in January in Hawaii (Honolulu, Oahu)10
    10 days with some rainfall
  • 64°F minimum night-time temperature in January in Hawaii (Honolulu, Oahu)64
    64°F min night temperature
  • 11 hours of daylight per day in January in Hawaii (Honolulu, Oahu)11
    11 hours of daylight per day
  • Low heat & humidity in January in Hawaii (Honolulu, Oahu)L
    Low heat & humidity
  • 2.3 inches monthly rainfall in January in Hawaii (Honolulu, Oahu)2.3
    2.3 inches of monthly rainfall
  • UV (maximum) index 7 (High) in January in Hawaii (Honolulu, Oahu)7
    7 (High) UV index
  • 75°F sea temperature in January in Hawaii (Honolulu, Oahu)75
    75°F sea temperature

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The January weather guide for Hawaii (Honolulu, Oahu) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Top Hawaii destinations

Below are average maximum temperatures at popular countries, regions and places in Hawaii in January. Select a holiday destination to see more weather parameters.

All Hawaii destinations

Metric (°C)  |  Imperial (°F)

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How hot is it in Hawaii in January?

Daytime temperatures usually reach 79°F in Honolulu, Oahu, Hawaii in January with low heat and humidity, falling to 64°F at night.

How sunny is it in Hawaii in January?

There are normally 7 hours of bright sunshine each day in Honolulu, Oahu, Hawaii in January - that's 62% of daylight hours.

How warm is the sea around Hawaii in January?

The average sea temperature around Honolulu, Oahu, Hawaii in January is 75°F.

Does it rain in Hawaii in January?

There are usually 10 days with some rain in Honolulu, Oahu, Hawaii in January and the average monthly rainfall is 2.3 inches.

Hawaii January sunrise & sunset times

Browse the sunrise and sunset times for Hawaii in January 2026. Select a month to view Hawaii sunrise and sunset times for the next 12 months. The Hawaii sunrise and sunset times shown below are for Honolulu, Oahu.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 07:09 18:01
Friday, 16th January 2026 07:11 18:11
Saturday, 31st January 2026 07:09 18:21

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