Sunnyside Park Weather Forecast

    • 37
    • 44

    Chance Rain

    • 40
    • 44

    Rain

    • 43
    • 49

    Rain

    • 39
    • 49

    Rain

    • 41
    • 50

    Rain

    • 38
    • 47

    Chance Rain/Snow

Today 6 Dec Washington Palouse

Cloudy in the Morning, becoming partly sunny. A 50 percent chance of rain. Highs in the lower 40s to lower 50s. Windy. Southwest wind 20 to 30 Mph with Gusts up to 45 Mph. Rainfall Amounts less than a tenth of an inch.

Tonight 6 Dec Washington Palouse

Mostly cloudy. A chance of rain. Lows in the mid 30s to lower 40s. Southwest wind 5 to 15 Mph with Gusts up to 30 Mph. Chance of precipitation 50 percent. Rainfall Amounts less than a tenth of an inch.

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Sunnyside Park Temperature Statistics

December Temperature

Pullman / Moscow Regional Airport (3.7 miles)

  • Lowest 1 December, 2025

    26.1 °F

  • Average December

    30.3 °F

  • Highest 3 December, 2025

    33.1 °F

Climate (2020–Present)

Pullman / Moscow Regional Airport (3.7 miles)

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  • Average Low 2020–2025

    39.3 °F

  • Average 2020–2025

    49.4 °F

  • Average High 2020–2025

    59.3 °F
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