Agate Dam Reservoir Weather Forecast

    • 58
    • 84

    Rain Showers

    • 54
    • 72

    Rain Showers

    • 58
    • 79

    Mostly Sunny

    • 64
    • 90

    Mostly Sunny

    • 60
    • 91

    Mostly Sunny

    • 60
    • 93

    Mostly Sunny

Today 16 Jun North Sioux

Mostly sunny. A chance of Showers and Thunderstorms in the afternoon. Some Thunderstorms may be severe. Highs in the lower 80s. Northwest Winds 10 to 15 Mph, becoming northeast in the afternoon. Chance of rain 30 percent.

Tonight 16 Jun North Sioux

Thunderstorms likely in the evening. Showers likely. Some Thunderstorms may be severe. Lows in the mid 50s. Northeast Winds 10 to 15 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Agate Dam Reservoir Temperature Statistics

June Temperature

Chadron, Chadron Municipal Airport (22.4 miles)

  • Lowest 7 June, 2025

    42.1 °F

  • Average June

    63 °F

  • Highest 10 June, 2025

    91 °F

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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