Honolulu, Oahu weather in January 2025

Expect 26°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Honolulu, Oahu in January. Check more long-term weather averages for Honolulu, Oahu in January before you book your next holiday to Hawaii in 2025/2026.

  • 26°C maximum daytime temperature in January in Honolulu, Oahu26
    26°C max day temperature
  • 7 hours of sunshine per day
  • 10 days with some rainfall in January in Honolulu, Oahu10
    10 days with some rainfall
  • 18°C minimum night-time temperature in January in Honolulu, Oahu18
    18°C min night temperature
  • 11 hours of daylight per day in January in Honolulu, Oahu11
    11 hours of daylight per day
  • Low heat & humidity in January in Honolulu, OahuL
    Low heat & humidity
  • 59 mm monthly rainfall in January in Honolulu, Oahu59
    59 mm of monthly rainfall
  • UV (maximum) index 7 (High) in January in Honolulu, Oahu7
    7 (High) UV index
  • 24°C sea temperature in January in Honolulu, Oahu24
    24°C 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.

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in Honolulu, Oahu in January?

Daytime temperatures usually reach 26°C in Honolulu, Oahu in January with low heat and humidity, falling to 18°C at night.

How sunny is it in Honolulu, Oahu in January?

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

How warm is the sea around Honolulu, Oahu in January?

The average sea temperature around Honolulu, Oahu in January is 24°C.

Does it rain in Honolulu, Oahu in January?

There are usually 10 days with some rain in Honolulu, Oahu in January and the average monthly rainfall is 59mm.

Honolulu, Oahu January sunrise & sunset times

Browse the sunrise and sunset times for Honolulu, Oahu in January 2025. Select a month to view Honolulu, Oahu sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st January 2025 07:09 18:01
Thursday, 16th January 2025 07:11 18:11
Friday, 31st January 2025 07:09 18:21

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