McNally Weather Forecast

    • 65
    • 87

    Chance Thunderstorms

    • 68
    • 88

    Chance Thunderstorms

    • 71
    • 89

    Slight Chance Thunderstorms

    • 72
    • 90

    Partly Sunny

    • 70
    • 90

    Slight Chance Rain Showers

    • 67
    • 87

    Partly Sunny

Today 1 Sep Sioux

Mostly cloudy late this Morning, then becoming partly sunny. Highs in the mid 80s. East Winds 5 to 10 Mph.

Tonight 1 Sep Sioux

Mostly cloudy. A chance of Showers and Thunderstorms in the Evening, then Showers and Thunderstorms after midnight. Humid with Lows in the mid 60s. East Winds 5 to 10 Mph, becoming northeast after midnight. Chance of rain 80 percent.

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McNally Temperature Statistics

September Temperature

Le Mars Municipal Airport (14.9 miles)

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  • Average September

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Climate (2021–2026)

Le Mars Municipal Airport (14.9 miles)

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  • Average Low 2021–2026

    36.7 °F

  • Average 2021–2026

    47.9 °F

  • Average High 2021–2026

    59.2 °F
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