Hergert Lake Weather Forecast

    • 46
    • 70

    Partly Sunny

    • 47
    • 74

    Chance Rain Showers

    • 50
    • 76

    Rain Showers Likely

    • 47
    • 73

    Chance Rain Showers

    • 48
    • 77

    Partly Sunny

    • 51
    • 83

    Partly Sunny

    • 52
    • 84

    Partly Sunny

Today 4 Sep Washington Palouse

Partly cloudy. Highs in the mid 60s to lower 70s. Light wind.

Tonight 4 Sep Washington Palouse

Partly cloudy. Lows in the 40s. Light wind.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hergert Lake Temperature Statistics

September Temperature

Pullman / Moscow Regional Airport (39.8 miles)

  • Lowest 2 September, 2026

    53.1 °F

  • Average September

    63.1 °F

  • Highest 1 September, 2026

    77.6 °F

Climate (2021–2026)

Pullman / Moscow Regional Airport (39.8 miles)

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  • Average Low 2021–2026

    39.3 °F

  • Average 2021–2026

    49.4 °F

  • Average High 2021–2026

    59.6 °F
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