Murphy Lake Weather Forecast

    • 61
    • 69

    Mostly Cloudy

    • 58
    • 74

    Chance Rain Showers

    • 60
    • 70

    Rain Showers

    • 60
    • 73

    Rain Showers Likely

    • 56
    • 67

    Chance Rain Showers

    • 54
    • 67

    Chance Rain Showers

Today 16 Sep Washington

Mostly cloudy. Highs in the upper 60s. East Winds 5 to 10 Mph.

Tonight 16 Sep Washington

Partly cloudy in the evening then becoming mostly cloudy. A 30 percent chance of light rain Showers in the late evening and overnight. Near steady temperature in the lower 60s. East Winds up to 5 Mph through around midnight becoming calm.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Murphy Lake Temperature Statistics

September Temperature

Waukesha County Airport (13.7 miles)

  • Lowest 13 September, 2026

    50 °F

  • Average September

    69.6 °F

  • Highest 1 September, 2026

    87.8 °F

Climate (2021–2026)

Waukesha County Airport (13.7 miles)

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  • Average Low 2021–2026

    38.8 °F

  • Average 2021–2026

    46.2 °F

  • Average High 2021–2026

    56.7 °F
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