Dworshak Reservoir Weather Forecast

    • 47
    • 71

    Mostly Sunny

    • 45
    • 67

    Rain

    • 37
    • 54

    Rain Likely

    • 40
    • 58

    Partly Sunny

    • 39
    • 60

    Mostly Cloudy

    • 38
    • 59

    Chance Rain

    • 37
    • 55

    Slight Chance Rain

Today 21 Oct Northern Clearwater Mountains

Partly cloudy with a slight chance of rain. Slight chance of snow in the morning. Chance of precipitation 20 percent. Highs in the upper 40s to mid 50s.

Tonight 21 Oct Northern Clearwater Mountains

Partly cloudy. Patchy fog late in the night. Lows in the mid 30s to lower 40s.

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Dworshak Reservoir Temperature Statistics

October Temperature

Lewiston, Lewiston-Nez Perce County Airport (39.1 miles)

  • Lowest 13 October, 2026

    32.6 °F

  • Average October

    58.3 °F

  • Highest 5 October, 2026

    83.6 °F

Climate (2021–2026)

Lewiston, Lewiston-Nez Perce County Airport (39.1 miles)

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  • Average Low 2021–2026

    45.5 °F

  • Average 2021–2026

    55.6 °F

  • Average High 2021–2026

    66 °F
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