Murphy Lake Weather Forecast

    • 54
    • 79

    Decreasing Clouds

    • 46
    • 69

    Slight Chance Rain Showers

    • 60
    • 71

    Rain Showers

    • 56
    • 76

    Chance Rain Showers

    • 57
    • 70

    Rain Showers Likely

    • 54
    • 72

    Slight Chance Thunderstorms

Today 12 Sep Washington

Partly sunny. Highs in the upper 70s. West Winds 5 to 10 Mph.

Tonight 12 Sep Washington

Mostly clear. Lows in the lower 50s. Northwest Winds up to 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Murphy Lake Temperature Statistics

September Temperature

Waukesha County Airport (13.7 miles)

  • Lowest 6 September, 2026

    59 °F

  • Average September

    71.3 °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

    56.6 °F
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