Hanalei, Kauai weather in January 2025

Expect 25°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Hanalei, Kauai in January. Check more long-term weather averages for Hanalei, Kauai in January before you book your next holiday to Hawaii in 2025/2026.

  • 25°C maximum daytime temperature in January in Hanalei, Kauai25
    25°C max day temperature
  • 6 hours of sunshine per day
  • 15 days with some rainfall in January in Hanalei, Kauai15
    15 days with some rainfall
  • 18°C minimum night-time temperature in January in Hanalei, Kauai18
    18°C min night temperature
  • 11 hours of daylight per day in January in Hanalei, Kauai11
    11 hours of daylight per day
  • Low heat & humidity in January in Hanalei, KauaiL
    Low heat & humidity
  • 176 mm monthly rainfall in January in Hanalei, Kauai176
    176 mm of monthly rainfall
  • UV (maximum) index 7 (High) in January in Hanalei, Kauai7
    7 (High) UV index
  • 24°C sea temperature in January in Hanalei, Kauai24
    24°C sea temperature

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Hanalei, Kauai by month

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The January weather guide for Hawaii (Hanalei, Kauai) 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 Hanalei, Kauai in January?

Daytime temperatures usually reach 25°C in Hanalei, Kauai in January with low heat and humidity, falling to 18°C at night.

How sunny is it in Hanalei, Kauai in January?

There are normally 6 hours of bright sunshine each day in Hanalei, Kauai in January - that's 53% of daylight hours.

How warm is the sea around Hanalei, Kauai in January?

The average sea temperature around Hanalei, Kauai in January is 24°C.

Does it rain in Hanalei, Kauai in January?

There are usually 15 days with some rain in Hanalei, Kauai in January and the average monthly rainfall is 176mm.

Hanalei, Kauai January sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st January 2025 07:18 18:06
Thursday, 16th January 2025 07:20 18:16
Friday, 31st January 2025 07:17 18:27

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