Lake Waha Weather Forecast

    • 33
    • 45

    Rain/Snow

    • 31
    • 41

    Snow Likely

    • 29
    • 38

    Mostly Cloudy

    • 33
    • 38

    Chance Rain/Snow

    • 31
    • 40

    Chance Rain/Snow

    • 33
    • 38

    Chance Rain/Snow

Today 18 Dec Lewis and Southern Nez Perce Counties

A chance of snow in the Morning, then rain or snow in the afternoon. Snow accumulation up to 2 Inches. Snow level 4000 feet in the afternoon. Highs in the 40s. South wind 5 to 15 Mph in the afternoon. Gusts up to 25 Mph. Chance of precipitation near 100 percent.

Tonight 18 Dec Lewis and Southern Nez Perce Counties

A chance of high mountain snow. Rain. No high mountain snow accumulation. Lows in the 30s. Breezy. Southwest wind 10 to 20 Mph with Gusts up to 35 Mph. Chance of precipitation near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Waha Temperature Statistics

December Temperature

Grangeville - Idaho County Airport (37.9 miles)

  • Lowest 1 December, 2025

    21.2 °F

  • Average December

    41.8 °F

  • Highest 10 December, 2025

    55.4 °F

Climate (2020–Present)

Grangeville - Idaho County Airport (37.9 miles)

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  • Average Low 2020–2025

    36.9 °F

  • Average 2020–2025

    47.3 °F

  • Average High 2020–2025

    57.8 °F
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