Flandrau State Park Weather Forecast

    • 52
    • 80

    Becoming Sunny

    • 61
    • 81

    Sunny

    • 56
    • 83

    Chance Rain Showers

    • 50
    • 74

    Partly Sunny

    • 55
    • 68

    Rain Showers

    • 51
    • 74

    Chance Rain Showers

    • 50
    • 69

    Partly Sunny

Today 9 Sep Brown

Sunny. Near steady temperature in the upper 70s. Northwest Winds 10 to 15 Mph.

Tonight 9 Sep Brown

Mostly clear. Lows in the lower 50s. West Winds up to 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Flandrau State Park Temperature Statistics

September Temperature

New Ulm Municipal Airport (2.5 miles)

  • Lowest 1 September, 2026

    60.8 °F

  • Average September

    74.9 °F

  • Highest 3 September, 2026

    89.6 °F

Climate (2021–2026)

New Ulm Municipal Airport (2.5 miles)

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  • Average Low 2021–2026

    37.7 °F

  • Average 2021–2026

    47.4 °F

  • Average High 2021–2026

    57 °F
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