Murphy Lake Weather Forecast
- 46
- 67
Partly Sunny
- 51
- 69
Partly Sunny
- 52
- 71
Mostly Sunny
- 57
- 71
Rain Showers Likely
- 57
- 67
Chance Rain Showers
- 53
- 67
Chance Rain Showers
Today 26 Sep Washington
Mostly sunny. Patchy fog in the morning. Highs in the mid 60s. East Winds up to 5 Mph.
Tonight 26 Sep Washington
Partly cloudy. Lows in the mid 40s. East Winds up to 5 Mph through around midnight becoming calm.
Murphy Lake Temperature Statistics
September Temperature
Waukesha County Airport (13.7 miles)
Lowest 14 September, 2026
46.4 °FAverage September
65.3 °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
56.6 °F