Castle Rock Weather Forecast

    • 41
    • 62

    Increasing Clouds

    • 44
    • 64

    Partly Sunny

    • 46
    • 63

    Rain Showers Likely

    • 49
    • 66

    Mostly Cloudy

    • 53
    • 77

    Mostly Sunny

    • 57
    • 84

    Mostly Sunny

Today 20 May Dakota

Sunny. Highs in the lower 60s. North Winds up to 5 Mph.

Tonight 20 May Dakota

Mostly cloudy. Lows in the lower 40s. East Winds up to 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Castle Rock Temperature Statistics

May Temperature

Minneapolis, Airlake Airport (6.8 miles)

  • Lowest 6 May, 2026

    28.4 °F

  • Average May

    55.5 °F

  • Highest 15 May, 2026

    87.8 °F

Climate (2021–Present)

Minneapolis, Airlake Airport (6.8 miles)

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  • Average Low 2021–2026

    37 °F

  • Average 2021–2026

    47.1 °F

  • Average High 2021–2026

    56.6 °F
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