Calvin Weather Forecast

    • 58
    • 81

    Rain Showers

    • 62
    • 81

    Chance Thunderstorms

    • 61
    • 78

    Rain Showers

    • 61
    • 75

    Rain Showers

    • 51
    • 75

    Slight Chance Rain Showers

    • 47
    • 69

    Breezy

    • 50
    • 71

    Partly Sunny

Today 4 Sep Cavalier

Mostly sunny. Highs 75 to 80. East Winds around 10 Mph.

Tonight 4 Sep Cavalier

Partly cloudy. Isolated Showers and Thunderstorms after midnight. Lows 55 to 60. East Winds 5 to 15 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Calvin Temperature Statistics

September Temperature

Langdon (25.5 miles)

  • Lowest 2 September, 2026

    50 °F

  • Average September

    64.9 °F

  • Highest 1 September, 2026

    77 °F

Climate (2021–2026)

Langdon (25.5 miles)

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  • Average Low 2021–2026

    27.9 °F

  • Average 2021–2026

    38 °F

  • Average High 2021–2026

    47.6 °F
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