Murphy Lake Weather Forecast
- 57
- 76
Becoming Sunny
- 60
- 79
Mostly Sunny
- 56
- 79
Partly Sunny
- 53
- 73
Chance Rain Showers
- 61
- 73
Rain Showers
- 54
- 73
Chance Rain Showers
- 55
- 68
Chance Rain Showers
Today 10 Sep Washington
Mostly sunny. Northwest Winds up to 5 Mph.
Tonight 10 Sep Washington
Clear. Lows in the mid 50s. Calm Winds becoming south up to 5 Mph after midnight.
Murphy Lake Temperature Statistics
September Temperature
Waukesha County Airport (13.7 miles)
Lowest 6 September, 2026
59 °FAverage September
71.6 °FHighest 1 September, 2026
87.8 °F
Climate (2021–2026)
Waukesha County Airport (13.7 miles)
Average Low 2021–2026
38.7 °FAverage 2021–2026
46.2 °FAverage High 2021–2026
56.6 °F