Wahpeton Weather Forecast

    • 72
    • 89

    Mostly Sunny

    • 69
    • 92

    Mostly Sunny

    • 69
    • 92

    Chance Thunderstorms

    • 68
    • 87

    Chance Thunderstorms

    • 71
    • 85

    Chance Thunderstorms

    • 66
    • 87

    Chance Rain Showers

    • 61
    • 85

    Slight Chance Rain Showers

Today 3 Sep Dickinson

Sunny. Highs in the lower 90s. South Winds around 15 Mph with Gusts up to 25 Mph. Heat index Values in the upper 90s.

Tonight 3 Sep Dickinson

Mostly clear. A slight chance of Showers and Thunderstorms this evening. Lows in the lower 70s. South Winds 10 to 15 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Wahpeton Temperature Statistics

September Temperature

Spencer Municipal Airport (13.7 miles)

  • Lowest 1 September, 2026

    63 °F

  • Average September

    76.4 °F

  • Highest 1 September, 2026

    90 °F

Climate (2021–2026)

Spencer Municipal Airport (13.7 miles)

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  • Average Low 2021–2026

    37.5 °F

  • Average 2021–2026

    49.3 °F

  • Average High 2021–2026

    61.1 °F
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