Murphy Lake Weather Forecast
- 44
- 63
Mostly Sunny
- 62
- 71
Rain Showers
- 55
- 76
Rain Showers
- 59
- 70
Rain Showers Likely
- 58
- 73
Chance Rain Showers
- 59
- 71
Chance Rain Showers
- 57
- 74
Chance Rain Showers
Today 13 Sep Washington
Cooler. Mostly cloudy early in the afternoon then clearing. Near steady temperature in the lower 60s. West Winds 5 to 10 Mph.
Tonight 13 Sep Washington
Clear. Lows in the lower 40s. Northwest Winds up to 5 Mph.
Murphy Lake Temperature Statistics
September Temperature
Waukesha County Airport (13.7 miles)
Lowest 6 September, 2026
59 °FAverage September
70.8 °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