Wauwatosa Weather Forecast

    • 60
    • 74

    Rain Showers Likely

    • 62
    • 70

    Rain Showers Likely

    • 50
    • 68

    Chance Rain Showers

    • 45
    • 64

    Partly Sunny

    • 45
    • 62

    Partly Sunny

    • 42
    • 64

    Mostly Cloudy

Today 29 Sep Milwaukee

Mostly sunny. Highs in the lower 60s.

Tonight 29 Sep Milwaukee

Cloudy. Chance of light rain Showers late in the evening. Light rain Showers after midnight. Lows in the upper 50s. South Winds 5 to 10 Mph. Chance of Showers 80 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Wauwatosa Temperature Statistics

September Temperature

Milwaukee-Timmerman (4.3 miles)

  • Lowest 14 September, 2026

    42.8 °F

  • Average September

    64 °F

  • Highest 1 September, 2026

    87.8 °F

Climate (2021–2026)

Milwaukee-Timmerman (4.3 miles)

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  • Average Low 2021–2026

    40 °F

  • Average 2021–2026

    47.2 °F

  • Average High 2021–2026

    56.8 °F
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