Mattawa Weather Forecast

    • 27
    • 44

    Patchy Freezing Fog

    • 25
    • 38

    Patchy Freezing Fog

    • 28
    • 36

    Patchy Freezing Fog

    • 25
    • 34

    Patchy Freezing Fog

    • 25
    • 34

    Patchy Freezing Fog

    • 24
    • 34

    Patchy Freezing Fog

Today 1 Dec Moses Lake Area

Sunny. Highs around 40. Light wind.

Tonight 1 Dec Moses Lake Area

Mostly cloudy. Patchy freezing fog overnight. Lows in the lower to mid 20s. North wind 5 to 10 Mph.

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Mattawa Temperature Statistics

December Temperature

Sunnyside Municipal Airport (28.6 miles)

  • Lowest

  • Average December

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Climate (2015–Present)

Sunnyside Municipal Airport (28.6 miles)

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  • Average Low 2015–Present

    39.1 °F
  • Average 2015–Present

    52.3 °F
  • Average High 2015–Present

    64.1 °F
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