Murphy Lake Weather Forecast

    • 62
    • 68

    Rain Showers

    • 48
    • 68

    Rain Showers

    • 43
    • 63

    Mostly Sunny

    • 45
    • 64

    Partly Sunny

    • 40
    • 64

    Mostly Sunny

    • 41
    • 60

    Mostly Sunny

Today 30 Sep Washington

Cloudy. Rain Showers in the Morning, then chance of light rain Showers in the late morning and afternoon. Highs in the upper 60s. Southwest Winds 5 to 10 Mph. Chance of Showers 90 percent.

Tonight 30 Sep Washington

Cloudy. Chance of light Showers through around Midnight, then Showers after midnight. Lows in the lower 60s. Southwest Winds up to 5 Mph. Chance of Showers 90 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Murphy Lake Temperature Statistics

September Temperature

Waukesha County Airport (13.7 miles)

  • Lowest 26 September, 2026

    44.6 °F

  • Average September

    64 °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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