Grand Forks International Airport Weather Forecast

    • 49
    • 64

    Rain Showers

    • 40
    • 66

    Mostly Sunny

    • 45
    • 67

    Slight Chance Rain Showers

    • 49
    • 71

    Partly Sunny

    • 49
    • 74

    Chance Rain Showers

    • 48
    • 72

    Partly Sunny

Today 14 Sep Grand Forks

Showers and a slight chance of Thunderstorms late this Morning, then Showers this afternoon. Highs in the mid 60s. Windy. Southeast Winds 20 to 30 Mph with Gusts to around 40 Mph. Chance of rain near 100 percent.

Tonight 14 Sep Grand Forks

Mostly clear in the Evening, then mostly cloudy. Lows 50 to 55. Windy. Southwest Winds around 20 Mph increasing to west around 30 Mph after midnight. Gusts up to 45 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grand Forks International Airport Temperature Statistics

September Temperature

Grand Forks, Grand Forks International Airport (0 miles)

  • Lowest 12 September, 2026

    48 °F

  • Average September

    68.4 °F

  • Highest 10 September, 2026

    85.6 °F

Climate (2021–2026)

Grand Forks, Grand Forks International Airport (0 miles)

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  • Average Low 2021–2026

    31.9 °F

  • Average 2021–2026

    42.8 °F

  • Average High 2021–2026

    53.3 °F
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