Rapid City Weather Forecast

    • 35
    • 56

    Slight Chance Rain

    • 30
    • 51

    Breezy

    • 29
    • 47

    Mostly Sunny

    • 28
    • 50

    Partly Sunny

    • 22
    • 41

    Partly Sunny

    • 24
    • 42

    Partly Sunny

    • 24
    • 43

    Partly Sunny

Today 18 Dec Rapid City

Partly cloudy in the Evening, then mostly cloudy with a 20 percent chance of rain after midnight. Lows in the mid 30s. Northwest Winds 5 to 10 Mph. Gusts up to 20 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rapid City Temperature Statistics

December Temperature

Ellsworth Air Force Base (8.1 miles)

  • Lowest 7 December, 2018

    7 °F

  • Average December

    28.2 °F

  • Highest 15 December, 2018

    57.4 °F

Climate (2010–Present)

Ellsworth Air Force Base (8.1 miles)

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  • Average Low 2010–Present

    37.1 °F

  • Average 2010–Present

    48.7 °F

  • Average High 2010–Present

    60.1 °F
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