Mukwonago Weather Forecast

    • 55
    • 73

    Chance Rain Showers

    • 60
    • 70

    Rain Showers

    • 58
    • 74

    Rain Showers

    • 56
    • 65

    Chance Rain Showers

    • 54
    • 64

    Chance Rain Showers

    • 54
    • 65

    Slight Chance Rain Showers

Today 17 Sep Waukesha

Mostly cloudy. A 30 percent chance of light rain Showers in the morning. Highs in the lower 70s. Northeast Winds up to 5 Mph.

Tonight 17 Sep Waukesha

Partly cloudy. Lows in the mid 50s. Northeast Winds up to 5 Mph.

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Mukwonago Temperature Statistics

September Temperature

Burlington Municipal Airport (11.8 miles)

  • Lowest 14 September, 2026

    41.9 °F

  • Average September

    70.5 °F

  • Highest 2 September, 2026

    96.3 °F

Climate (2021–2026)

Burlington Municipal Airport (11.8 miles)

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  • Average Low 2021–2026

    39.7 °F

  • Average 2021–2026

    50.1 °F

  • Average High 2021–2026

    59.8 °F
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