Chadron Reservoir Weather Forecast

    • 57
    • 82

    Rain

    • 53
    • 67

    Rain

    • 56
    • 86

    Chance Rain Showers

    • 51
    • 77

    Chance Thunderstorms

    • 50
    • 73

    Chance Rain Showers

    • 51
    • 78

    Mostly Sunny

Today 13 Sep Dawes

Mostly sunny with isolated Showers and Thunderstorms. Highs in the lower 80s. Northeast Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 13 Sep Dawes

Scattered Showers and Thunderstorms in the Evening, then rain with a chance of Thunderstorms after midnight. Lows in the mid 50s. Northeast Winds 5 to 10 Mph, becoming northwest with Gusts up to 20 Mph after midnight. Chance of rain 80 percent.

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Chadron Reservoir Temperature Statistics

September Temperature

Chadron, Chadron Municipal Airport (7.5 miles)

  • Lowest 6 September, 2025

    30.9 °F

  • Average September

    64.6 °F

  • Highest 11 September, 2025

    93 °F

Climate (2020–Present)

Chadron, Chadron Municipal Airport (7.5 miles)

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  • Average Low 2020–2025

    35.3 °F

  • Average 2020–2025

    49.4 °F

  • Average High 2020–2025

    63.6 °F
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