Washington State weather live forecast

Today's maximum temperature in Washington State is expected to be 19°C. Select a day from the live weather forecast for Washington State (Seattle), USA for more weather parameters.

5-day weather forecast updated at 04:01 on Monday 15th September 2025 GMT

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The 5-day weather forecast for Washington State (Seattle) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

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Below are temperatures expected today at popular countries, regions and places in Washington State. Select a destination to see the detailed weather forecast for today, tomorrow and the outlook for the next five days.

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Washington State weather forecast by day

Below are the detailed weather forecasts for Washington State for the next 5 days. The forecasts shown are for Seattle and may not represent the whole of Washington State. Browse more destinations in Washington State to view more weather forecasts.

Washington State weather for Monday 15th September 2025

Expect scattered clouds in Washington State with a maximum temperature of 19°C, maximum UV of 4 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the north.

  • 19°C maximum temperature19
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 19°C wind chill19
    °C wind chill
  • Light breeze of 7 kph from the North7
    kph wind from N

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Washington State weather for Tuesday 16th September 2025

Expect clear skies in Washington State with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 5 (Moderate) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 5 kph from the north.

  • 27°C maximum temperature27
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Clear skies
    clear skies
  • 12 hours of bright sunshine12
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Little or no wind of 5 kph from the North5
    kph wind from N

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Washington State weather for Wednesday 17th September 2025

Expect clear skies in Washington State with a maximum temperature of 22°C, maximum UV of 5 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the north.

  • 22°C maximum temperature22
    °C maximum temperature
  • 15°C minimum temperature15
    °C minimum temperature
  • Clear skies
    clear skies
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 22°C wind chill22
    °C wind chill
  • Light breeze of 8 kph from the North8
    kph wind from N

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Washington State weather for Thursday 18th September 2025

Expect scattered clouds in Washington State with a maximum temperature of 20°C, maximum UV of 4 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the north.

  • 20°C maximum temperature20
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 8 kph from the North8
    kph wind from N

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Washington State weather for Friday 19th September 2025

Expect clear skies in Washington State with a maximum temperature of 22°C, maximum UV of 5 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the north.

  • 22°C maximum temperature22
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Clear skies
    clear skies
  • 11 hours of bright sunshine11
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 22°C wind chill22
    °C wind chill
  • Little or no wind of 6 kph from the North6
    kph wind from N

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

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