Murphy Lake Weather Forecast

    • 48
    • 75

    Becoming Sunny

    • 55
    • 76

    Mostly Sunny

    • 64
    • 81

    Chance Rain Showers

    • 62
    • 83

    Chance Thunderstorms

    • 59
    • 81

    Mostly Sunny

    • 60
    • 80

    Partly Sunny

    • 63
    • 80

    Chance Rain Showers

Today 23 Aug Washington

Partly sunny. Northwest Winds 5 to 10 Mph.

Tonight 23 Aug Washington

Clear. Patchy fog early in the morning. Lows in the upper 40s. Northwest Winds up to 5 Mph through around midnight becoming calm.

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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

    71.2 °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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