Waukesha Weather Forecast

    • 62
    • 76

    Decreasing Clouds

    • 62
    • 83

    Chance Thunderstorms

    • 66
    • 82

    Partly Sunny

    • 65
    • 85

    Mostly Sunny

    • 63
    • 84

    Mostly Sunny

    • 61
    • 83

    Partly Sunny

    • 61
    • 79

    Slight Chance Thunderstorms

Today 19 Sep Waukesha

Partly sunny. Highs in the mid 70s. East Winds 5 to 10 Mph.

Tonight 19 Sep Waukesha

Partly cloudy. Patchy fog after midnight. Lows in the lower 60s. Southeast Winds up to 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Waukesha Temperature Statistics

September Temperature

Waukesha County Airport (1.9 miles)

  • Lowest 9 September, 2017

    41 °F
  • Average September

    57.3 °F
  • Highest 15 September, 2017

    82.4 °F

Climate (2010–Present)

Waukesha County Airport (1.9 miles)

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  • Average Low 2010–Present

    36.5 °F
  • Average 2010–Present

    44.4 °F
  • Average High 2010–Present

    54.1 °F
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