Honolulu, Oahu weather in April 2025

Expect 27°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Honolulu, Oahu in April. Check more long-term weather averages for Honolulu, Oahu in April before you book your next holiday to Hawaii in 2025/2026.

  • 27°C maximum daytime temperature in April in Honolulu, Oahu27
    27°C max day temperature
  • 8 hours of sunshine per day
  • 10 days with some rainfall in April in Honolulu, Oahu10
    10 days with some rainfall
  • 19°C minimum night-time temperature in April in Honolulu, Oahu19
    19°C min night temperature
  • 13 hours of daylight per day in April in Honolulu, Oahu13
    13 hours of daylight per day
  • Low heat & humidity in April in Honolulu, OahuL
    Low heat & humidity
  • 16 mm monthly rainfall in April in Honolulu, Oahu16
    16 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in April in Honolulu, Oahu11
    11 (Extreme) UV index
  • 24°C sea temperature in April in Honolulu, Oahu24
    24°C sea temperature

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The April 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 April?

Daytime temperatures usually reach 27°C in Honolulu, Oahu in April with low heat and humidity, falling to 19°C at night.

How sunny is it in Honolulu, Oahu in April?

There are normally 8 hours of bright sunshine each day in Honolulu, Oahu in April - that's 64% of daylight hours.

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

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

Does it rain in Honolulu, Oahu in April?

There are usually 10 days with some rain in Honolulu, Oahu in April and the average monthly rainfall is 16mm.

Honolulu, Oahu April sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st April 2025 06:24 18:46
Tuesday, 15th April 2025 06:12 18:51
Wednesday, 30th April 2025 06:01 18:57

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