Mystic Weather Forecast

    • 32
    • 52

    Rain Showers

    • 29
    • 53

    Rain Showers Likely

    • 36
    • 60

    Mostly Sunny

    • 44
    • 72

    Mostly Sunny

    • 46
    • 74

    Chance Rain Showers

    • 40
    • 68

    Rain Showers Likely

    • 39
    • 58

    Rain Showers Likely

Today 30 Apr Northern Black Hills

Mostly cloudy with rain Showers likely and a slight chance of Thunderstorms. Near steady temperature in the mid 40s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 60 percent.

Tonight 30 Apr Northern Black Hills

Partly cloudy. A chance of rain Showers this evening. Lows in the lower 30s. Northwest Winds 5 to 10 Mph. Gusts up to 20 Mph this evening. Chance of rain 40 percent.

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Mystic Temperature Statistics

April Temperature

Custer, Custer County Airport (23.6 miles)

  • Lowest 5 April, 2025

    14.8 °F

  • Average April

    40.2 °F

  • Highest 27 April, 2025

    75.7 °F

Climate (2020–Present)

Custer, Custer County Airport (23.6 miles)

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  • Average Low 2020–2025

    33.1 °F

  • Average 2020–2025

    44.8 °F

  • Average High 2020–2025

    56.1 °F
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