Murphy Lake Weather Forecast
- 60
- 79
Increasing Clouds
- 60
- 78
Chance Thunderstorms
- 57
- 79
Mostly Sunny
- 56
- 77
Partly Sunny
- 59
- 78
Partly Sunny
- 62
- 81
Slight Chance Thunderstorms
Today 20 Aug Washington
Sunny. Highs in the upper 70s. Southwest Winds up to 5 Mph.
Tonight 20 Aug Washington
Mostly clear. Near steady temperature in the upper 50s. Calm Winds.
Murphy Lake Temperature Statistics
August Temperature
Waukesha County Airport (13.7 miles)
Lowest 3 August, 2026
57.2 °FAverage August
72.3 °FHighest 16 August, 2026
86 °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