Mattawa, Washington | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Mostly Clear
    50°
    Sunday 5/19
    Forecast night icon
    50°
    Mostly Clear
    Hourly
    Night Details
    Mostly clear. Low temperature around 50F. Dew point will be around 33F with an average humidity of 59%. Winds will be 10 mph from the NW.
  • Forecast day icon
    Monday
    Sunny
    76°
    Forecast night icon
    Night
    Mostly Clear
    52°
    Monday 5/20
    Day
    76°
    Sunny
    Forecast day icon
    Night
    52°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the lower to mid 70s. Northwest wind 5 to 10 mph with gusts up to 20 mph.
    Night Details
    Mostly clear. Lows in the 40s. West wind 5 to 15 mph with gusts up to 25 mph.
  • Forecast day icon
    Tuesday
    Mostly Cloudy
    68°
    Forecast night icon
    Night
    Mostly Cloudy
    52°
    Tuesday 5/21
    Day
    68°
    Mostly Cloudy
    Forecast day icon
    Night
    52°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a 20 percent chance of rain showers. Highs in the mid to upper 60s. Southwest wind 5 to 15 mph.
    Night Details
    Mostly cloudy with a 20 percent chance of rain showers. Lows in the mid to upper 40s. Southwest wind 5 to 15 mph with gusts up to 25 mph.
  • Forecast day icon
    Wednesday
    50% Chance Rain Showers
    63°
    Forecast night icon
    Night
    Mostly Cloudy
    53°
    Wednesday 5/22
    Day
    63°
    50% Chance Rain Showers
    Forecast day icon
    Night
    53°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a 50 percent chance of rain showers. Highs in the upper 50s to lower 60s. West wind 5 to 15 mph with gusts up to 25 mph.
    Night Details
    Mostly cloudy with a 20 percent chance of rain showers. Lows in the mid 40s.
  • Forecast day icon
    Thursday
    Partly Cloudy
    74°
    Forecast night icon
    Night
    Partly Cloudy
    54°
    Thursday 5/23
    Day
    74°
    Partly Cloudy
    Forecast day icon
    Night
    54°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. Highs in the lower to mid 70s. Lows in the mid to upper 40s.
    Night Details
    Partly cloudy. Highs in the lower to mid 70s. Lows in the mid to upper 40s.
  • Forecast day icon
    Friday
    Mostly Cloudy
    73°
    Forecast night icon
    Night
    Partly Cloudy
    49°
    Friday 5/24
    Day
    73°
    Mostly Cloudy
    Forecast day icon
    Night
    49°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a 20 percent chance of rain showers. Highs in the upper 60s to lower 70s.
    Night Details
    Partly cloudy. Lows in the lower to mid 40s. Highs in the mid 60s to mid 70s.
  • Forecast day icon
    Saturday
    Partly Cloudy
    70°
    Forecast night icon
    Night
    Partly Cloudy
    47°
    Saturday 5/25
    Day
    70°
    Partly Cloudy
    Forecast day icon
    Night
    47°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. Lows in the lower to mid 40s. Highs in the mid 60s to mid 70s.
    Night Details
    Partly cloudy. Lows in the lower to mid 40s. Highs in the mid 60s to mid 70s.
  • Forecast day icon
    Sunday
    Partly Cloudy
    73°
    Forecast night icon
    Night
    Clear
    54°
    Sunday 5/26
    Day
    73°
    Partly Cloudy
    Forecast day icon
    Night
    54°
    Clear
    Forecast night icon
    Day Details
    Partly cloudy. Lows in the lower to mid 40s. Highs in the mid 60s to mid 70s.
    Night Details
    Clear. Low temperature around 54F. Dew point will be around 37F with an average humidity of 43%. Winds will be 6 mph from the W.
  • Forecast day icon
    Monday
    Sunny
    80°
    Forecast night icon
    Night
    Clear
    60°
    Monday 5/27
    Day
    80°
    Sunny
    Forecast day icon
    Night
    60°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 80F. Dew point will be around 39F with an average humidity of 32%. Winds will be 5 mph from the N.
    Night Details
    Clear. Low temperature around 60F. Dew point will be around 39F with an average humidity of 38%. Winds will be 5 mph from the NW.
  • Forecast day icon
    Tuesday
    Partly Cloudy
    85°
    Forecast night icon
    Night
    Mostly Clear
    64°
    Tuesday 5/28
    Day
    85°
    Partly Cloudy
    Forecast day icon
    Night
    64°
    Mostly Clear
    Forecast night icon
    Day Details
    Partly cloudy. High temperature around 85F. Dew point will be around 41F with an average humidity of 29%. Winds will be 6 mph from the N.
    Night Details
    Mostly clear. Low temperature around 64F. Dew point will be around 42F with an average humidity of 38%. Winds will be 6 mph from the NW.
  • Forecast day icon
    Wednesday
    Mostly Sunny
    85°
    Forecast night icon
    Night
    Mostly Clear
    61°
    Wednesday 5/29
    Day
    85°
    Mostly Sunny
    Forecast day icon
    Night
    61°
    Mostly Clear
    Forecast night icon
    Day Details
    Mostly sunny. High temperature around 85F. Dew point will be around 43F with an average humidity of 30%. Winds will be 6 mph from the NW.
    Night Details
    Mostly clear. Low temperature around 61F. Dew point will be around 44F with an average humidity of 42%. Winds will be 9 mph from the W.