Hergert Lake Weather Forecast

    • 49
    • 72

    Slight Chance Rain Showers

    • 48
    • 76

    Mostly Sunny

    • 54
    • 82

    Mostly Sunny

    • 49
    • 81

    Partly Sunny

    • 48
    • 73

    Partly Sunny

    • 46
    • 69

    Slight Chance Rain Showers

    • 46
    • 70

    Mostly Sunny

Today 7 Sep Washington Palouse

Partly cloudy with a 20 percent chance of rain Showers. Highs in the mid 60s to lower 70s. Southwest wind 5 to 15 Mph with Gusts up to 20 Mph.

Tonight 7 Sep Washington Palouse

Mostly cloudy with a 20 percent chance of rain Showers. 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 5 September, 2026

    42.1 °F

  • Average September

    59.2 °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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