Box Butte Reservoir State Recreation Area Weather Forecast

    • 51
    • 63

    Rain Showers

    • 45
    • 69

    Chance Rain Showers

    • 48
    • 78

    Mostly Sunny

    • 52
    • 83

    Partly Sunny

    • 52
    • 85

    Mostly Sunny

    • 49
    • 80

    Mostly Sunny

Today 17 Sep Dawes

Showers likely with a slight chance of Thunderstorms this Morning, then Showers with a chance of Thunderstorms this afternoon. Highs in the lower 60s. Northwest Winds 10 to 15 Mph. Chance of rain 90 percent.

Tonight 17 Sep Dawes

Showers likely with a chance of Thunderstorms in the Evening, then Showers likely with a slight chance of Thunderstorms after midnight. Lows in the lower 50s. Northwest Winds 10 to 15 Mph. Chance of rain 70 percent.

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  • Temperature Real-Time

Box Butte Reservoir State Recreation Area Temperature Statistics

September Temperature

Chadron, Chadron Municipal Airport (26.7 miles)

  • Lowest 6 September, 2025

    30.9 °F

  • Average September

    65.6 °F

  • Highest 11 September, 2025

    93 °F

Climate (2020–Present)

Chadron, Chadron Municipal Airport (26.7 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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