Badlands National Park Weather Forecast

    • 46
    • 80

    Mostly Sunny

    • 50
    • 85

    Breezy

    • 38
    • 71

    Rain Showers

    • 33
    • 45

    Rain Showers

    • 34
    • 53

    Partly Sunny

    • 41
    • 65

    Slight Chance Thunderstorms

Today 15 May Pennington Co Plains

Sunny. Highs around 80. Northwest Winds 10 to 15 Mph. Gusts up to 35 Mph, decreasing to 25 Mph in the afternoon.

Tonight 15 May Pennington Co Plains

Mostly clear. Lows in the mid 40s. North Winds 10 to 15 Mph. Gusts up to 25 Mph in the evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Badlands National Park Temperature Statistics

May Temperature

Rapid City, Rapid City Regional Airport (38.5 miles)

  • Lowest 6 May, 2026

    23.6 °F

  • Average May

    52.4 °F

  • Highest 11 May, 2026

    90 °F

Climate (2021–Present)

Rapid City, Rapid City Regional Airport (38.5 miles)

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  • Average Low 2021–2026

    35.7 °F

  • Average 2021–2026

    49.4 °F

  • Average High 2021–2026

    63.2 °F
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