Murphy Lake Weather Forecast

    • 58
    • 70

    Chance Rain Showers

    • 55
    • 71

    Chance Rain Showers

    • 59
    • 69

    Rain Showers

    • 59
    • 72

    Rain Showers Likely

    • 55
    • 65

    Chance Rain Showers

    • 54
    • 65

    Chance Rain Showers

    • 54
    • 66

    Slight Chance Rain Showers

Today 16 Sep Washington

Mostly cloudy. Highs around 70. East Winds 5 to 10 Mph.

Tonight 16 Sep Washington

Cloudy. Chance of Sprinkles late in the evening. Slight chance of Thunderstorms after midnight. Chance of light rain Showers after midnight. Lows in the upper 50s. Northeast Winds up to 5 Mph. Chance of precipitation 40 percent.

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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

    68.7 °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

    56.7 °F
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