Rapid Valley Weather Forecast

    • 63
    • 85

    Thunderstorms Likely

    • 59
    • 95

    Chance Thunderstorms

    • 59
    • 91

    Chance Thunderstorms

    • 55
    • 86

    Mostly Sunny

    • 59
    • 90

    Slight Chance Thunderstorms

    • 61
    • 95

    Slight Chance Thunderstorms

Today 26 Jun Rapid City

Patchy fog this morning. Partly cloudy this Morning, then mostly sunny with a slight chance of Showers and Thunderstorms this afternoon. Not as cool with Highs in the lower 80s. South Winds 10 to 20 Mph with Gusts up to 30 Mph. Chance of rain 20 percent.

Tonight 26 Jun Rapid City

Partly cloudy. Showers and Thunderstorms likely in the evening. Lows in the lower 60s. South Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of rain 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rapid Valley Temperature Statistics

June Temperature

Rapid City, Rapid City Regional Airport (4.3 miles)

  • Lowest 14 June, 2026

    41.6 °F

  • Average June

    64.2 °F

  • Highest 7 June, 2026

    94.6 °F

Climate (2021–2026)

Rapid City, Rapid City Regional Airport (4.3 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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