Hergert Lake Weather Forecast

    • 42
    • 69

    Decreasing Clouds

    • 46
    • 71

    Partly Sunny

    • 46
    • 74

    Mostly Sunny

    • 47
    • 75

    Partly Sunny

    • 50
    • 79

    Mostly Sunny

    • 52
    • 81

    Partly Sunny

    • 50
    • 78

    Partly Sunny

Today 18 May Washington Palouse

Partly cloudy. Highs in the 60s. West wind 5 to 10 Mph.

Tonight 18 May Washington Palouse

Partly cloudy. Lows in the upper 30s to lower 40s. South wind 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hergert Lake Temperature Statistics

May Temperature

Pullman / Moscow Regional Airport (39.8 miles)

  • Lowest 16 May, 2026

    36 °F

  • Average May

    56.4 °F

  • Highest 12 May, 2026

    85.6 °F

Climate (2021–Present)

Pullman / Moscow Regional Airport (39.8 miles)

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  • Average Low 2021–2026

    39.5 °F

  • Average 2021–2026

    49.6 °F

  • Average High 2021–2026

    59.6 °F
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