Mattawa Weather Forecast

    • 53
    • 79

    Becoming Sunny

    • 54
    • 80

    Mostly Sunny

    • 55
    • 85

    Mostly Sunny

    • 53
    • 80

    Partly Sunny

    • 53
    • 79

    Mostly Sunny

    • 53
    • 80

    Mostly Sunny

Today 3 Oct Moses Lake Area

Mostly sunny. Highs in the mid 70s to lower 80s. Northeast wind 5 to 10 Mph. Gusts up to 20 Mph in the afternoon.

Tonight 3 Oct Moses Lake Area

Mostly clear. Lows in the upper 40s to lower 50s. Northeast wind 5 to 10 Mph.

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Mattawa Temperature Statistics

October Temperature

Sunnyside Municipal Airport (28.6 miles)

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Climate (2021–2026)

Sunnyside Municipal Airport (28.6 miles)

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  • Average Low 2021–2026

    38.8 °F
  • Average 2021–2026

    51 °F
  • Average High 2021–2026

    63 °F
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