Wauwatosa Weather Forecast

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    Increasing Clouds

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    • 76

    Chance Thunderstorms

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    Chance Thunderstorms

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    Chance Thunderstorms

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    Chance Rain Showers

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    Chance Rain Showers

Today 18 Sep Milwaukee

Sunny. Highs in the lower 80s. East Winds 5 to 10 Mph.

Tonight 18 Sep Milwaukee

Partly cloudy through around midnight then becoming mostly cloudy. Lows in the lower 60s. Northeast Winds around 5 Mph.

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Wauwatosa Temperature Statistics

September Temperature

Milwaukee-Timmerman (4.3 miles)

  • Lowest 4 September, 2025

    41 °F

  • Average September

    58.4 °F

  • Highest 16 September, 2025

    80.6 °F

Climate (2020–Present)

Milwaukee-Timmerman (4.3 miles)

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  • Average Low 2020–2025

    40 °F

  • Average 2020–2025

    47 °F

  • Average High 2020–2025

    56.9 °F
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