Watson Lake Weather Forecast

    • 31
    • 40

    Decreasing Clouds

    • 34
    • 43

    Chance Rain/Snow

    • 33
    • 45

    Chance Rain

    • 37
    • 45

    Chance Rain

    • 39
    • 48

    Chance Rain

    • 37
    • 49

    Chance Rain

Today 26 Jan Northwest Blue Mountains

Mostly cloudy. Highs in the mid to upper 30s.

Tonight 26 Jan Northwest Blue Mountains

Partly cloudy. Lows in the mid 20s to lower 30s.

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Watson Lake Temperature Statistics

January Temperature

Lewiston, Lewiston-Nez Perce County Airport (31.1 miles)

  • Lowest 23 January, 2026

    24.1 °F

  • Average January

    37.8 °F

  • Highest 4 January, 2026

    58.6 °F

Climate (2021–Present)

Lewiston, Lewiston-Nez Perce County Airport (31.1 miles)

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  • Average Low 2021–2026

    45.7 °F

  • Average 2021–2026

    55.7 °F

  • Average High 2021–2026

    66 °F
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