Mattawa Weather Forecast

    • 45
    • 57

    Rain Likely

    • 40
    • 63

    Chance Rain

    • 40
    • 61

    Partly Sunny

    • 40
    • 62

    Partly Sunny

    • 45
    • 61

    Chance Rain

    • 49
    • 65

    Rain Likely

Today 18 Oct Moses Lake Area

Partly sunny. A chance of rain in the afternoon. Highs in the 50s. Southeast wind 5 to 10 Mph. Chance of precipitation 20 percent.

Tonight 18 Oct Moses Lake Area

A chance of rain in the Evening, then rain overnight. Lows in the lower to mid 40s. South wind 5 to 15 Mph. Gusts up to 25 Mph overnight. Chance of precipitation near 100 percent. Rainfall Amounts up to a half inch possible.

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Mattawa Temperature Statistics

October Temperature

Sunnyside Municipal Airport (28.6 miles)

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  • Average October

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Climate (2020–Present)

Sunnyside Municipal Airport (28.6 miles)

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  • Average Low 2020–2025

    38.6 °F
  • Average 2020–2025

    51 °F
  • Average High 2020–2025

    63 °F
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