Steptoe Butte State Park Weather Forecast

    • 35
    • 52

    Decreasing Clouds

    • 36
    • 59

    Mostly Sunny

    • 37
    • 63

    Partly Sunny

    • 41
    • 59

    Mostly Cloudy

    • 39
    • 63

    Rain

    • 35
    • 52

    Rain

    • 30
    • 47

    Rain

Today 20 Oct Washington Palouse

Sunny. Highs in the 50s. Southwest wind 5 to 15 Mph with Gusts up to 20 Mph.

Tonight 20 Oct Washington Palouse

Partly cloudy. Lows in the 30s. Light wind.

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Steptoe Butte State Park Temperature Statistics

October Temperature

Pullman / Moscow Regional Airport (21.1 miles)

  • Lowest 16 October, 2025

    27 °F

  • Average October

    50 °F

  • Highest 9 October, 2025

    75.9 °F

Climate (2020–Present)

Pullman / Moscow Regional Airport (21.1 miles)

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  • Average Low 2020–2025

    39.2 °F

  • Average 2020–2025

    49.2 °F

  • Average High 2020–2025

    59.2 °F
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