Hergert Lake Weather Forecast

    • 46
    • 69

    Increasing Clouds

    • 47
    • 69

    Mostly Cloudy

    • 49
    • 78

    Mostly Sunny

    • 50
    • 81

    Mostly Sunny

    • 51
    • 79

    Mostly Sunny

    • 50
    • 80

    Mostly Sunny

Today 14 Sep Washington Palouse

Mostly cloudy in the morning then clearing. Highs in the lower 60s to lower 70s. Southwest wind 5 to 15 Mph with Gusts up to 20 Mph.

Tonight 14 Sep Washington Palouse

Partly cloudy. Lows in the lower to mid 40s. Light wind.

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  • Temperature Real-Time

Hergert Lake Temperature Statistics

September Temperature

Pullman / Moscow Regional Airport (39.8 miles)

  • Lowest 5 September, 2026

    42.7 °F

  • Average September

    60.5 °F

  • Highest 10 September, 2026

    80.7 °F

Climate (2021–2026)

Pullman / Moscow Regional Airport (39.8 miles)

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  • Average Low 2021–2026

    39.2 °F

  • Average 2021–2026

    49.4 °F

  • Average High 2021–2026

    59.6 °F
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