Sheridan County State Lake Weather Forecast

    • 27
    • 60

    Breezy

    • 30
    • 64

    Mostly Sunny

    • 40
    • 80

    Mostly Sunny

    • 47
    • 85

    Mostly Sunny

    • 49
    • 87

    Mostly Sunny

    • 54
    • 88

    Slight Chance Thunderstorms

Today 17 Apr Sheridan

Increasing Clouds. Windy with Highs in the upper 50s. North Winds 20 to 30 Mph.

Tonight 17 Apr Sheridan

Mostly cloudy with slight chance of rain Showers in the Evening, then mostly clear after midnight. Widespread frost after midnight. Windy with Lows in the mid 20s. North Winds 20 to 30 Mph, becoming northwest around 10 Mph after midnight. Chance of rain 20 percent.

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  • Temperature Real-Time

Sheridan County State Lake Temperature Statistics

April Temperature

Hill City, Hill City Municipal Airport (21.1 miles)

  • Lowest 5 April, 2026

    26.7 °F

  • Average April

    57.2 °F

  • Highest 13 April, 2026

    88 °F

Climate (2021–Present)

Hill City, Hill City Municipal Airport (21.1 miles)

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  • Average Low 2021–2026

    42.2 °F

  • Average 2021–2026

    56.1 °F

  • Average High 2021–2026

    70.6 °F
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