Custer Weather Forecast

    • 63
    • 90

    Slight Chance Thunderstorms

    • 54
    • 75

    Chance Thunderstorms

    • 52
    • 78

    Rain Showers Likely

    • 53
    • 74

    Chance Thunderstorms

    • 55
    • 78

    Chance Thunderstorms

    • 56
    • 83

    Slight Chance Thunderstorms

    • 58
    • 86

    Slight Chance Thunderstorms

Today 3 Jul Central Black Hills

Partly cloudy. Highs in the 80s to mid 90s. South Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 3 Jul Central Black Hills

Partly cloudy this Evening, then becoming mostly cloudy. Isolated Showers and Thunderstorms. Lows in the lower 60s. South Winds 5 to 10 Mph with Gusts up to 25 Mph, becoming northwest after midnight. Chance of rain 20 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Custer Temperature Statistics

July Temperature

Custer, Custer County Airport (2.5 miles)

  • Lowest 1 July, 2025

    48 °F

  • Average July

    68.1 °F

  • Highest 1 July, 2025

    82.9 °F

Climate (2020–Present)

Custer, Custer County Airport (2.5 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    33.1 °F

  • Average 2020–2025

    44.8 °F

  • Average High 2020–2025

    56.2 °F
Get WillyWeather+ to remove ads