Flandrau State Park Weather Forecast

    • 53
    • 75

    Rain Showers Likely

    • 50
    • 73

    Mostly Sunny

    • 52
    • 78

    Chance Thunderstorms

    • 57
    • 79

    Chance Rain Showers

    • 53
    • 73

    Slight Chance Rain Showers

    • 55
    • 76

    Slight Chance Thunderstorms

    • 56
    • 78

    Chance Rain Showers

Today 17 Jun Brown

Breezy. Showers and chance of Thunderstorms early in the Afternoon, then Showers likely and chance of Thunderstorms late in the afternoon. Near steady temperature in the lower 70s. Northwest Winds 15 to 25 Mph with Gusts to around 40 Mph. Chance of precipitation 90 percent.

Tonight 17 Jun Brown

Mostly cloudy with chance of Thunderstorms early in the Evening, then mostly cloudy with slight chance of Thunderstorms late in the evening. Partly cloudy after midnight. Lows in the lower 50s. Northwest Winds 10 to 20 Mph. Gusts up to 35 Mph in the evening. Chance of Thunderstorms 50 percent.

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  • Temperature Forecast NOAA

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Flandrau State Park Temperature Statistics

June Temperature

New Ulm Municipal Airport (2.5 miles)

  • Lowest 15 June, 2026

    48.2 °F

  • Average June

    71.5 °F

  • Highest 9 June, 2026

    89.6 °F

Climate (2021–2026)

New Ulm Municipal Airport (2.5 miles)

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  • Average Low 2021–2026

    37.5 °F

  • Average 2021–2026

    47.3 °F

  • Average High 2021–2026

    57 °F
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