Washington State weather in April 2025

Expect 14°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Washington State in April. Check more long-term weather averages for Washington State in April before you book your next holiday to Washington State in 2025/2026.

  • 14°C maximum daytime temperature in April in Washington State (Seattle)14
    14°C max day temperature
  • 7 hours of sunshine per day
  • 13 days with some rainfall in April in Washington State (Seattle)13
    13 days with some rainfall
  • 5°C minimum night-time temperature in April in Washington State (Seattle)5
    5°C min night temperature
  • 14 hours of daylight per day in April in Washington State (Seattle)14
    14 hours of daylight per day
  • No heat & humidity in April in Washington State (Seattle)0
    No heat & humidity
  • 66 mm monthly rainfall in April in Washington State (Seattle)66
    66 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in April in Washington State (Seattle)5
    5 (Moderate) UV index

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The April weather guide for Washington State (Seattle) 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 Washington State destinations

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

All Washington State destinations

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

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How warm is it in Washington State in April?

Daytime temperatures usually reach 14°C in Seattle, Washington State in April, falling to 5°C at night.

How sunny is it in Washington State in April?

There are normally 7 hours of bright sunshine each day in Seattle, Washington State in April - that's 48% of daylight hours.

Does it rain in Washington State in April?

There are usually 13 days with some rain in Seattle, Washington State in April and the average monthly rainfall is 66mm.

Washington State April sunrise & sunset times

Browse the sunrise and sunset times for Washington State in April 2025. Select a month to view Washington State sunrise and sunset times for the next 12 months. The Washington State sunrise and sunset times shown below are for Seattle.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st April 2025 05:47 18:40
Tuesday, 15th April 2025 05:20 19:00
Wednesday, 30th April 2025 04:53 19:21

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