Hanalei, Kauai weather in April 2025

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

  • 26°C maximum daytime temperature in April in Hanalei, Kauai26
    26°C max day temperature
  • 7 hours of sunshine per day
  • 18 days with some rainfall in April in Hanalei, Kauai18
    18 days with some rainfall
  • 20°C minimum night-time temperature in April in Hanalei, Kauai20
    20°C min night temperature
  • 13 hours of daylight per day in April in Hanalei, Kauai13
    13 hours of daylight per day
  • Low heat & humidity in April in Hanalei, KauaiL
    Low heat & humidity
  • 157 mm monthly rainfall in April in Hanalei, Kauai157
    157 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in April in Hanalei, Kauai11
    11 (Extreme) UV index
  • 24°C sea temperature in April in Hanalei, Kauai24
    24°C sea temperature

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The April 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 April?

Daytime temperatures usually reach 26°C in Hanalei, Kauai in April with low heat and humidity, falling to 20°C at night.

How sunny is it in Hanalei, Kauai in April?

There are normally 7 hours of bright sunshine each day in Hanalei, Kauai in April - that's 54% of daylight hours.

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

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

Does it rain in Hanalei, Kauai in April?

There are usually 18 days with some rain in Hanalei, Kauai in April and the average monthly rainfall is 157mm.

Hanalei, Kauai April sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st April 2025 06:30 18:53
Tuesday, 15th April 2025 06:18 18:58
Wednesday, 30th April 2025 06:06 19:04

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