Crystal Lake Reservoir Weather Forecast

    • 57
    • 90

    Increasing Clouds

    • 62
    • 89

    Mostly Sunny

    • 60
    • 92

    Slight Chance Thunderstorms

    • 61
    • 93

    Slight Chance Thunderstorms

    • 60
    • 88

    Slight Chance Thunderstorms

    • 65
    • 91

    Mostly Sunny

Today 30 Jun North Sioux

Sunny, hot with Highs in the upper 80s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 30 Jun North Sioux

Clear, breezy with Lows in the lower 50s. West Winds 20 to 25 Mph with Gusts up to 35 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Crystal Lake Reservoir Temperature Statistics

June Temperature

Chadron, Chadron Municipal Airport (36.7 miles)

  • Lowest 15 June, 2026

    37 °F

  • Average June

    68.2 °F

  • Highest 6 June, 2026

    99 °F

Climate (2021–2026)

Chadron, Chadron Municipal Airport (36.7 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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