Thornton, Washington | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Mostly Cloudy
    47°
    Monday 5/13
    Forecast night icon
    47°
    Mostly Cloudy
    Hourly
    Night Details
    Mostly cloudy in the evening then clearing. Lows in the mid to upper 40s. Southwest wind 5 to 15 mph. Gusts up to 30 mph decreasing to 20 mph overnight.
  • Forecast day icon
    Tuesday
    Partly Cloudy
    71°
    Forecast night icon
    Night
    Mostly Clear
    49°
    Tuesday 5/14
    Day
    71°
    Partly Cloudy
    Forecast day icon
    Night
    49°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny in the morning becoming partly cloudy. Highs in the upper 60s to mid 70s. West wind 5 to 15 mph with gusts up to 20 mph.
    Night Details
    Mostly clear. Lows in the mid 40s to lower 50s. Southwest wind 5 to 10 mph. Gusts up to 20 mph in the evening.
  • Forecast day icon
    Wednesday
    Partly Cloudy
    73°
    Forecast night icon
    Night
    Mostly Clear
    52°
    Wednesday 5/15
    Day
    73°
    Partly Cloudy
    Forecast day icon
    Night
    52°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. Highs in the mid 70s to lower 80s. Southwest wind 5 to 10 mph.
    Night Details
    Mostly clear. Lows in the lower 50s. Southwest wind 5 to 10 mph.
  • Forecast day icon
    Thursday
    Windy
    76°
    Forecast night icon
    Night
    Windy
    48°
    Thursday 5/16
    Day
    76°
    Windy
    Forecast day icon
    Night
    48°
    Windy
    Forecast night icon
    Hourly
    Day Details
    Windy clear. Highs in the upper 70s to lower 80s. Lows in the upper 40s to lower 50s.
    Night Details
    Windy clear. Highs in the upper 70s to lower 80s. Lows in the upper 40s to lower 50s.
  • Forecast day icon
    Friday
    Windy
    64°
    Forecast night icon
    Night
    Mostly Clear
    43°
    Friday 5/17
    Day
    64°
    Windy
    Forecast day icon
    Night
    43°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Windy. Not as warm. Sunny. Highs in the mid 60s to lower 70s.
    Night Details
    Mostly clear. Lows in the lower to mid 40s. Highs in the mid 60s to lower 70s.
  • Forecast day icon
    Saturday
    Mostly Sunny
    62°
    Forecast night icon
    Night
    Mostly Clear
    42°
    Saturday 5/18
    Day
    62°
    Mostly Sunny
    Forecast day icon
    Night
    42°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly clear. Lows in the lower to mid 40s. Highs in the mid 60s to lower 70s.
    Night Details
    Mostly clear. Lows in the lower to mid 40s. Highs in the mid 60s to lower 70s.
  • Forecast day icon
    Sunday
    Mostly Sunny
    65°
    Forecast night icon
    Night
    Mostly Clear
    44°
    Sunday 5/19
    Day
    65°
    Mostly Sunny
    Forecast day icon
    Night
    44°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly clear. Lows in the lower to mid 40s. Highs in the mid 60s to lower 70s.
    Night Details
    Mostly clear. Lows in the lower to mid 40s. Highs in the mid 60s to lower 70s.
  • Forecast day icon
    Monday
    Mostly Sunny
    65°
    Forecast night icon
    Night
    Clear
    43°
    Monday 5/20
    Day
    65°
    Mostly Sunny
    Forecast day icon
    Night
    43°
    Clear
    Forecast night icon
    Day Details
    Mostly clear. Lows in the lower to mid 40s. Highs in the mid 60s to lower 70s.
    Night Details
    Clear. Low temperature around 43F. Dew point will be around 35F with an average humidity of 55%. Winds will be 8 mph from the SW.
  • Forecast day icon
    Tuesday
    Mostly Cloudy
    62°
    Forecast night icon
    Night
    Clear
    41°
    Tuesday 5/21
    Day
    62°
    Mostly Cloudy
    Forecast day icon
    Night
    41°
    Clear
    Forecast night icon
    Day Details
    Mostly cloudy. High temperature around 62F. Dew point will be around 36F with an average humidity of 49%. Winds will be 10 mph from the SW.
    Night Details
    Clear. Low temperature around 41F. Dew point will be around 35F with an average humidity of 62%. Winds will be 7 mph from the SW.
  • Forecast day icon
    Wednesday
    Mostly Sunny
    63°
    Forecast night icon
    Night
    Mostly Clear
    42°
    Wednesday 5/22
    Day
    63°
    Mostly Sunny
    Forecast day icon
    Night
    42°
    Mostly Clear
    Forecast night icon
    Day Details
    Mostly sunny. High temperature around 63F. Dew point will be around 36F with an average humidity of 49%. Winds will be 9 mph from the SW.
    Night Details
    Mostly clear. Low temperature around 42F. Dew point will be around 34F with an average humidity of 56%. Winds will be 5 mph from the W.