River Heights Park Weather Forecast

    • 42
    • 67

    Decreasing Clouds

    • 47
    • 66

    Chance Rain Showers

    • 48
    • 68

    Partly Sunny

    • 52
    • 71

    Chance Rain Showers

    • 48
    • 70

    Slight Chance Rain Showers

    • 48
    • 73

    Partly Sunny

Today 15 Sep West Polk

Mostly sunny. Highs in the mid 60s. Breezy. Northwest Winds 15 to 25 Mph.

Tonight 15 Sep West Polk

Mostly clear. Lows 40 to 45. Northwest Winds around 5 Mph shifting to the east after midnight.

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  • Temperature Real-Time

River Heights Park Temperature Statistics

September Temperature

Grand Forks, Grand Forks International Airport (6.8 miles)

  • Lowest 13 September, 2026

    41 °F
  • Average September

    67.4 °F
  • Highest 10 September, 2026

    85.6 °F

Climate (2021–2026)

Grand Forks, Grand Forks International Airport (6.8 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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