Chadderdon State Wildlife Management Area Weather Forecast

    • 69
    • 89

    Chance Thunderstorms

    • 66
    • 84

    Chance Thunderstorms

    • 64
    • 87

    Chance Thunderstorms

    • 61
    • 79

    Chance Thunderstorms

    • 58
    • 75

    Chance Rain Showers

    • 54
    • 72

    Chance Rain Showers

Today 14 Sep Le Sueur

Decreasing Clouds. Highs in the upper 80s. Southeast Winds 5 to 10 Mph.

Tonight 14 Sep Le Sueur

Mostly cloudy. Slight chance of Thunderstorms in the Evening, then chance of Thunderstorms after midnight. Lows around 70. Southeast Winds 5 to 10 Mph. Chance of Thunderstorms 30 percent.

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Chadderdon State Wildlife Management Area Temperature Statistics

September Temperature

Mankato, Mankato Regional Airport (11.8 miles)

  • Lowest 4 September, 2025

    41 °F

  • Average September

    59.9 °F

  • Highest 8 September, 2025

    78.1 °F

Climate (2020–Present)

Mankato, Mankato Regional Airport (11.8 miles)

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  • Average Low 2020–2025

    39.2 °F

  • Average 2020–2025

    48 °F

  • Average High 2020–2025

    56.8 °F
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