Washington State weather in March 2025

Expect 54°F daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Washington State in March. Check more long-term weather averages for Washington State in March before you book your next holiday to Washington State in 2025/2026.

  • 54°F maximum daytime temperature in March in Washington State (Seattle)54
    54°F max day temperature
  • 5 hours of sunshine per day
  • 16 days with some rainfall in March in Washington State (Seattle)16
    16 days with some rainfall
  • 37°F minimum night-time temperature in March in Washington State (Seattle)37
    37°F min night temperature
  • 12 hours of daylight per day in March in Washington State (Seattle)12
    12 hours of daylight per day
  • No heat & humidity in March in Washington State (Seattle)0
    No heat & humidity
  • 3.7 inches monthly rainfall in March in Washington State (Seattle)3.7
    3.7 inches of monthly rainfall
  • UV (maximum) index 3 (Moderate) in March in Washington State (Seattle)3
    3 (Moderate) UV index

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The March 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 destinations in Washington State in March. Select a destination to see more weather parameters.

All Washington State destinations

Metric (°C)  |  Imperial (°F)

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How warm is it in Washington State in March?

Daytime temperatures usually reach 54°F in Seattle, Washington State in March, falling to 37°F at night.

How sunny is it in Washington State in March?

There are normally 5 hours of bright sunshine each day in Seattle, Washington State in March - that's 44% of daylight hours.

Does it rain in Washington State in March?

There are usually 16 days with some rain in Seattle, Washington State in March and the average monthly rainfall is 3.7 inches.

Washington State March sunrise & sunset times

Browse the sunrise and sunset times for Washington State in March 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
Saturday, 1st March 2025 06:49 17:55
Sunday, 16th March 2025 06:19 18:17
Monday, 31st March 2025 05:49 18:38

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