Princeton Weather Forecast

    • 51
    • 83

    Mostly Sunny

    • 51
    • 88

    Sunny

    • 54
    • 95

    Sunny

    • 58
    • 98

    Hot

    • 59
    • 96

    Partly Sunny

    • 59
    • 95

    Mostly Sunny

Today 20 Aug Central Panhandle Mountains

Sunny. Highs in the lower to mid 80s. Gusts up to 20 Mph in the afternoon.

Tonight 20 Aug Central Panhandle Mountains

Mostly clear. Lows in the lower to mid 50s. Gusts up to 20 Mph in the evening.

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Princeton Temperature Statistics

August Temperature

Pullman / Moscow Regional Airport (17.4 miles)

  • Lowest 8 August, 2025

    45.6 °F

  • Average August

    68.1 °F

  • Highest 11 August, 2025

    94.6 °F

Climate (2020–Present)

Pullman / Moscow Regional Airport (17.4 miles)

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  • Average Low 2020–2025

    39.1 °F

  • Average 2020–2025

    49.2 °F

  • Average High 2020–2025

    59.1 °F
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