Hergert Lake Weather Forecast

    • 47
    • 74

    Decreasing Clouds

    • 51
    • 80

    Partly Sunny

    • 52
    • 84

    Mostly Sunny

    • 52
    • 81

    Partly Sunny

    • 46
    • 75

    Chance Rain Showers

    • 44
    • 64

    Chance Rain Showers

    • 46
    • 68

    Slight Chance Rain Showers

Today 21 May Washington Palouse

Sunny. Highs in the upper 60s to mid 70s. Northeast wind 5 to 10 Mph.

Tonight 21 May Washington Palouse

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

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hergert Lake Temperature Statistics

May Temperature

Pullman / Moscow Regional Airport (39.8 miles)

  • Lowest 17 May, 2026

    34.6 °F

  • Average May

    55.6 °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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