Murphy Lake Weather Forecast

    • 51
    • 73

    Becoming Sunny

    • 60
    • 74

    Rain Showers Likely

    • 62
    • 70

    Rain Showers Likely

    • 49
    • 69

    Chance Rain Showers

    • 45
    • 63

    Mostly Sunny

    • 48
    • 62

    Partly Sunny

Today 28 Sep Washington

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

Tonight 28 Sep Washington

Partly cloudy. Lows around 50. Southeast 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 14 September, 2026

    46.4 °F

  • Average September

    64.9 °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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