Murphy Lake Weather Forecast

    • 46
    • 66

    Becoming Sunny

    • 62
    • 70

    Rain Showers

    • 57
    • 76

    Chance Rain Showers

    • 58
    • 67

    Rain Showers Likely

    • 55
    • 71

    Chance Rain Showers

    • 55
    • 71

    Chance Rain Showers

Today 13 Sep Washington

Cooler. Partly sunny. A 20 percent chance of light rain Showers early in the afternoon. Highs in the upper 60s. Northwest Winds 5 to 15 Mph.

Tonight 13 Sep Washington

Mostly clear. Lows in the lower 50s. Northwest Winds around 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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