Scenic Weather Forecast

    • 47
    • 66

    Chance Rain Showers

    • 49
    • 72

    Partly Sunny

    • 53
    • 80

    Mostly Sunny

    • 52
    • 85

    Mostly Sunny

    • 47
    • 72

    Partly Sunny

    • 48
    • 75

    Mostly Sunny

Today 18 Sep Pennington Co Plains

Patchy fog this morning. Mostly cloudy with scattered Showers. Highs in the mid 60s. North Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 50 percent.

Tonight 18 Sep Pennington Co Plains

Partly cloudy in the Evening, then mostly cloudy with a chance of Showers after midnight. Patchy fog after midnight. Lows in the upper 40s. North Winds 10 to 15 Mph, becoming northwest around 5 Mph after midnight. Chance of rain 30 percent.

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Scenic Temperature Statistics

September Temperature

Rapid City, Rapid City Regional Airport (30.4 miles)

  • Lowest 6 September, 2025

    33.1 °F

  • Average September

    67.1 °F

  • Highest 11 September, 2025

    99 °F

Climate (2020–Present)

Rapid City, Rapid City Regional Airport (30.4 miles)

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  • Average Low 2020–2025

    35.3 °F

  • Average 2020–2025

    48.7 °F

  • Average High 2020–2025

    62.2 °F
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