Grand Forks International Airport Weather Forecast

    • 51
    • 73

    Mostly Sunny

    • 44
    • 70

    Mostly Sunny

    • 38
    • 62

    Mostly Sunny

    • 43
    • 62

    Slight Chance Rain Showers

    • 39
    • 62

    Partly Sunny

    • 37
    • 60

    Mostly Sunny

    • 45
    • 60

    Partly Sunny

Today 29 Sep Grand Forks

Mostly sunny. Highs 65 to 70.

Tonight 29 Sep Grand Forks

Mostly clear. Lows 50 to 55. Southwest Winds 5 to 15 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 16 September, 2026

    36.6 °F

  • Average September

    62.8 °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

    53.2 °F
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