Murphy Lake Weather Forecast

    • 58
    • 67

    Rain Showers

    • 53
    • 64

    Slight Chance Rain Showers

    • 49
    • 61

    Mostly Cloudy

    • 48
    • 61

    Partly Sunny

    • 50
    • 64

    Partly Sunny

    • 51
    • 67

    Partly Sunny

Today 19 Sep Washington

Rain Showers and isolated Thunderstorms in the Morning, then numerous rain Showers and scattered Thunderstorms in the afternoon. Some Thunderstorms may produce heavy rainfall in the morning. Highs in the mid 60s. Southeast Winds 5 to 15 Mph. Chance of precipitation near 100 percent.

Tonight 19 Sep Washington

Cloudy. Scattered Thunderstorms in the evening. Rain Showers through around Midnight, then scattered light rain Showers after midnight. Lows in the upper 50s. Northeast Winds up to 10 Mph. Chance of precipitation 80 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

    68.2 °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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