Agate Dam Reservoir Weather Forecast

    • 30
    • 45

    Mostly Sunny

    • 33
    • 56

    Slight Chance Rain Showers

    • 30
    • 54

    Partly Sunny

    • 33
    • 62

    Mostly Sunny

    • 40
    • 72

    Partly Sunny

    • 40
    • 68

    Chance Rain Showers

    • 41
    • 71

    Chance Rain Showers

Today 28 Apr North Sioux

Mostly cloudy with a chance of rain and snow Showers. Highs in the mid 40s. North Winds 10 to 15 Mph. Chance of precipitation 50 percent.

Tonight 28 Apr North Sioux

Partly cloudy in the Evening, then becoming mostly clear. Patchy fog after midnight. Cold with Lows in the upper 20s. Southwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Agate Dam Reservoir Temperature Statistics

April Temperature

Chadron, Chadron Municipal Airport (22.4 miles)

  • Lowest 18 April, 2026

    21.9 °F

  • Average April

    48.4 °F

  • Highest 11 April, 2026

    84.9 °F

Climate (2021–Present)

Chadron, Chadron Municipal Airport (22.4 miles)

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  • Average Low 2021–2026

    35.9 °F

  • Average 2021–2026

    50.1 °F

  • Average High 2021–2026

    64.4 °F
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