Flandrau State Park Weather Forecast

    • 39
    • 69

    Mostly Sunny

    • 47
    • 78

    Mostly Sunny

    • 61
    • 85

    Partly Sunny

    • 43
    • 77

    Rain Showers Likely

    • 36
    • 59

    Partly Sunny

    • 37
    • 59

    Partly Sunny

Today 20 Apr Brown

Breezy, warmer. Increasing Clouds. Highs in the upper 60s. South Winds 20 to 25 Mph.

Tonight 20 Apr Brown

Not as cool. Partly cloudy. Lows in the upper 30s. South Winds 10 to 15 Mph with Gusts to around 30 Mph decreasing to up to 10 Mph after midnight.

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  • Temperature Real-Time

Flandrau State Park Temperature Statistics

April Temperature

New Ulm Municipal Airport (2.5 miles)

  • Lowest 7 April, 2026

    21.2 °F

  • Average April

    44.3 °F

  • Highest 12 April, 2026

    82.4 °F

Climate (2021–Present)

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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