Lima Reservoir Weather Forecast

    • 14
    • 23

    Chance Snow

    • 18
    • 30

    Snow

    • 11
    • 33

    Chance Snow

    • 17
    • 27

    Slight Chance Snow

    • 22
    • 34

    Mostly Cloudy

    • 26
    • 39

    Chance Rain/Snow

Today 4 Dec Ruby Mountains and Southern Beaverhead Mountains

Mostly cloudy. Slight chance of snow early in the afternoon. Chance of snow late in the afternoon. Highs 22 to 30. Southwest Winds 5 to 15 Mph. Chance of snow 50 percent.

Tonight 4 Dec Ruby Mountains and Southern Beaverhead Mountains

Mostly cloudy with a 50 percent chance of snow. Near steady temperature in the lower 20s. Southwest Winds 5 to 15 Mph.

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Lima Reservoir Temperature Statistics

December Temperature

Dillon, Dillon Airport (44.7 miles)

  • Lowest 1 December, 2025

    9 °F

  • Average December

    27.8 °F

  • Highest 2 December, 2025

    39 °F

Climate (2020–Present)

Dillon, Dillon Airport (44.7 miles)

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  • Average Low 2020–2025

    30.9 °F

  • Average 2020–2025

    43.1 °F

  • Average High 2020–2025

    56 °F
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