Murphy Lake Weather Forecast

    • 56
    • 76

    Becoming Sunny

    • 59
    • 78

    Mostly Sunny

    • 56
    • 79

    Partly Sunny

    • 59
    • 73

    Chance Rain Showers

    • 59
    • 80

    Rain Showers Likely

    • 53
    • 70

    Chance Rain Showers

Today 10 Sep Washington

Partly sunny in the morning then clearing. Highs in the mid 70s. Northwest Winds up to 5 Mph.

Tonight 10 Sep Washington

Clear. Lows in the mid 50s. South Winds up to 5 Mph.

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  • Temperature Real-Time

Murphy Lake Temperature Statistics

September Temperature

Waukesha County Airport (13.7 miles)

  • Lowest 6 September, 2026

    59 °F

  • Average September

    72.2 °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

    38.7 °F

  • Average 2021–2026

    46.2 °F

  • Average High 2021–2026

    56.6 °F
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