Winchester Lake Weather Forecast

    • 28
    • 35

    Snow Likely

    • 27
    • 33

    Snow

    • 23
    • 35

    Mostly Cloudy

    • 30
    • 35

    Rain/Snow Likely

    • 34
    • 42

    Rain/Snow Likely

    • 30
    • 41

    Rain/Snow Likely

Today 1 Dec Lewis and Southern Nez Perce Counties

Mostly cloudy. A chance of snow in the afternoon. Highs in the mid to upper 30s. Chance of precipitation 20 percent.

Tonight 1 Dec Lewis and Southern Nez Perce Counties

Cloudy. A chance of snow in the Evening, then rain or snow likely overnight. Snow accumulation up to 1 inch. Snow level 2500 feet. Lows in the upper 20s to mid 30s. Chance of precipitation 70 percent.

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Winchester Lake Temperature Statistics

December Temperature

Grangeville - Idaho County Airport (30.4 miles)

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Climate (2020–Present)

Grangeville - Idaho County Airport (30.4 miles)

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  • Average Low 2020–2025

    36.7 °F

  • Average 2020–2025

    47.2 °F

  • Average High 2020–2025

    57.7 °F
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