Mystic Weather Forecast

    • 60
    • 92

    Mostly Sunny

    • 52
    • 87

    Mostly Sunny

    • 41
    • 77

    Chance Rain Showers

    • 46
    • 67

    Chance Thunderstorms

    • 48
    • 67

    Rain Showers Likely

    • 48
    • 70

    Rain Showers Likely

    • 51
    • 73

    Chance Thunderstorms

Today 20 Jun Northern Black Hills

Mostly sunny. Near steady temperature in the mid 80s. Southwest Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 20 Jun Northern Black Hills

Clear. Lows around 60. Southwest Winds 5 to 10 Mph with Gusts up to 25 Mph.

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  • Temperature Real-Time

Mystic Temperature Statistics

June Temperature

Custer, Custer County Airport (23.6 miles)

  • Lowest 4 June, 2025

    34.6 °F

  • Average June

    57.6 °F

  • Highest 1 June, 2025

    86.6 °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

    44.7 °F

  • Average High 2020–2025

    56.1 °F
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