Downtown Milwaukee Weather Forecast

    • 50
    • 69

    Mostly Sunny

    • 60
    • 71

    Chance Rain Showers

    • 62
    • 69

    Rain Showers

    • 53
    • 68

    Rain Showers Likely

    • 52
    • 61

    Partly Sunny

    • 53
    • 61

    Partly Sunny

Today 28 Sep Milwaukee

Sunny. Highs around 70. Northeast Winds around 5 Mph.

Tonight 28 Sep Milwaukee

Partly cloudy. Lows in the upper 40s. East Winds up to 5 Mph shifting to the southwest after midnight.

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Downtown Milwaukee Temperature Statistics

September Temperature

Milwaukee, General Mitchell International Airport (5.6 miles)

  • Lowest 14 September, 2026

    49.6 °F

  • Average September

    67.3 °F

  • Highest 2 September, 2026

    90.6 °F

Climate (2021–2026)

Milwaukee, General Mitchell International Airport (5.6 miles)

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  • Average Low 2021–2026

    43.6 °F

  • Average 2021–2026

    51.3 °F

  • Average High 2021–2026

    59 °F
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