Winchester Weather Forecast

    • 17
    • 34

    Sunny

    • 19
    • 35

    Sunny

    • 22
    • 39

    Sunny

    • 26
    • 43

    Partly Sunny

    • 30
    • 40

    Snow

    • 25
    • 38

    Snow

    • 23
    • 35

    Snow

Today 27 Jan Lewis and Southern Nez Perce Counties

Sunny. Highs in the 30s.

Tonight 27 Jan Lewis and Southern Nez Perce Counties

Clear. Lows 16 to 21.

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Winchester Temperature Statistics

January Temperature

Lewiston, Lewiston-Nez Perce County Airport (20.5 miles)

  • Lowest 20 January, 2025

    16.8 °F

  • Average January

    35.5 °F

  • Highest 16 January, 2025

    51.7 °F

Climate (2020–Present)

Lewiston, Lewiston-Nez Perce County Airport (20.5 miles)

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  • Average Low 2020–2025

    45.4 °F

  • Average 2020–2025

    55.2 °F

  • Average High 2020–2025

    65.5 °F
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