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.
Murphy Lake Temperature Statistics
September Temperature
Waukesha County Airport (13.7 miles)
Lowest 14 September, 2026
46.4 °FAverage September
68.7 °FHighest 1 September, 2026
87.8 °F
Climate (2021–2026)
Waukesha County Airport (13.7 miles)
Average Low 2021–2026
38.8 °FAverage 2021–2026
46.2 °FAverage High 2021–2026
56.7 °F