Murphy Lake Weather Forecast

    • 60
    • 80

    Rain Showers Likely

    • 56
    • 78

    Mostly Sunny

    • 61
    • 81

    Mostly Sunny

    • 61
    • 80

    Chance Thunderstorms

    • 57
    • 78

    Slight Chance Thunderstorms

    • 57
    • 76

    Partly Sunny

Today 18 Aug Washington

Mostly cloudy. Chance of light Showers and slight chance of Thunderstorms early in the Afternoon, then Showers likely and chance of Thunderstorms late in the afternoon. Highs around 80. West Winds 5 to 15 Mph. Chance of precipitation 60 percent.

Tonight 18 Aug Washington

Mostly cloudy with a 30 percent chance of light Showers and Thunderstorms through around Midnight, then partly cloudy after midnight. Lows around 60. Northwest Winds up to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Murphy Lake Temperature Statistics

August Temperature

Waukesha County Airport (13.7 miles)

  • Lowest 3 August, 2026

    57.2 °F

  • Average August

    72.4 °F

  • Highest 16 August, 2026

    86 °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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