Granite Falls Weather Forecast

    • 61
    • 87

    Sunny

    • 54
    • 81

    Mostly Sunny

    • 50
    • 81

    Mostly Sunny

    • 64
    • 83

    Chance Thunderstorms

    • 64
    • 84

    Chance Rain Showers

    • 61
    • 84

    Chance Thunderstorms

    • 57
    • 83

    Partly Sunny

Today 25 Aug Yellow Medicine

Sunny. Near steady temperature in the mid 80s. West Winds 15 to 20 Mph.

Tonight 25 Aug Yellow Medicine

Clear. Lows in the lower 60s. Northwest Winds 5 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Granite Falls Temperature Statistics

August Temperature

Granite Falls, Granite Falls Municipal Airport/Lenzen-Roe Memorial Field (3.7 miles)

  • Lowest 23 August, 2026

    48.7 °F

  • Average August

    71.3 °F

  • Highest 12 August, 2026

    85.3 °F

Climate (2021–2026)

Granite Falls, Granite Falls Municipal Airport/Lenzen-Roe Memorial Field (3.7 miles)

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  • Average Low 2021–2026

    37.4 °F

  • Average 2021–2026

    48 °F

  • Average High 2021–2026

    58.4 °F
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