Murphy Lake Weather Forecast

    • 51
    • 77

    Becoming Sunny

    • 50
    • 74

    Mostly Sunny

    • 56
    • 77

    Partly Sunny

    • 63
    • 81

    Chance Rain Showers

    • 61
    • 83

    Chance Thunderstorms

    • 59
    • 81

    Slight Chance Thunderstorms

    • 60
    • 80

    Partly Sunny

Today 22 Aug Washington

Partly sunny with chance of light Showers and slight chance of Thunderstorms. Northwest Winds 10 to 15 Mph. Chance of precipitation 30 percent.

Tonight 22 Aug Washington

Mostly clear. Chance of Sprinkles in the evening. Lows in the lower 50s. Northwest Winds up to 10 Mph.

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Murphy Lake Temperature Statistics

August Temperature

Waukesha County Airport (13.7 miles)

  • Lowest 20 August, 2026

    55.4 °F

  • Average August

    71.4 °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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