Agate Dam Reservoir Weather Forecast

    • 59
    • 92

    Chance Thunderstorms

    • 58
    • 86

    Chance Thunderstorms

    • 63
    • 91

    Mostly Sunny

    • 61
    • 96

    Mostly Sunny

    • 64
    • 94

    Mostly Sunny

    • 65
    • 99

    Partly Sunny

Today 2 Aug North Sioux

Sunny early this Morning, then becoming mostly sunny. A slight chance of Showers and Thunderstorms this afternoon. Hot with Highs around 90. Southwest Winds 10 to 15 Mph, becoming northeast this afternoon. Chance of rain 20 percent.

Tonight 2 Aug North Sioux

Partly cloudy. A chance of Showers with a slight chance of Thunderstorms in the evening. Lows in the upper 50s. Southwest Winds 10 to 15 Mph. Chance of rain 30 percent.

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Agate Dam Reservoir Temperature Statistics

August Temperature

Chadron, Chadron Municipal Airport (22.4 miles)

  • Lowest

  • Average August

  • Highest

Climate (2020–Present)

Chadron, Chadron Municipal Airport (22.4 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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