Madison Weather Forecast

    • 70
    • 83

    Chance Thunderstorms

    • 56
    • 86

    Partly Sunny

    • 51
    • 77

    Mostly Sunny

    • 62
    • 83

    Mostly Sunny

    • 54
    • 84

    Slight Chance Thunderstorms

    • 50
    • 74

    Chance Rain Showers

    • 49
    • 69

    Chance Rain Showers

Today 7 Sep Lac Qui Parle

Mostly cloudy. Slight chance of Showers early in the Afternoon, then chance of Thunderstorms late in the afternoon. Highs in the lower 80s. South Winds 15 to 20 Mph. Chance of precipitation 40 percent.

Tonight 7 Sep Lac Qui Parle

Mostly cloudy. Chance of Thunderstorms until early Morning, then slight chance of Thunderstorms late in the night. Lows in the upper 60s. South Winds 10 to 20 Mph. Chance of Thunderstorms 50 percent.

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Madison Temperature Statistics

September Temperature

Madison, Madison-Lac Qui Parle County Airport (1.9 miles)

  • Lowest 1 September, 2026

    53.2 °F

  • Average September

    73.1 °F

  • Highest 3 September, 2026

    95.2 °F

Climate (2021–2026)

Madison, Madison-Lac Qui Parle County Airport (1.9 miles)

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  • Average Low 2021–2026

    37 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    58.1 °F
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