Lone Tree Reservoir Weather Forecast

    • 20
    • 42

    Decreasing Clouds

    • 38
    • 53

    Mostly Cloudy

    • 32
    • 64

    Breezy

    • 38
    • 61

    Mostly Cloudy

    • 40
    • 68

    Mostly Cloudy

    • 35
    • 62

    Partly Sunny

Today 20 Dec Dawes

Mostly sunny. Much cooler with Highs in the lower 40s. Northwest Winds 10 to 15 Mph.

Tonight 20 Dec Dawes

Mostly clear in the Evening, then becoming partly cloudy. Cold with Lows in the lower 20s. Southwest Winds 5 to 10 Mph.

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Lone Tree Reservoir Temperature Statistics

December Temperature

Chadron, Chadron Municipal Airport (12.4 miles)

  • Lowest 1 December, 2025

    0 °F

  • Average December

    32.4 °F

  • Highest 11 December, 2025

    66.9 °F

Climate (2020–Present)

Chadron, Chadron Municipal Airport (12.4 miles)

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  • Average Low 2020–2025

    35.6 °F

  • Average 2020–2025

    49.6 °F

  • Average High 2020–2025

    63.6 °F
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