McConville Lake Weather Forecast
- 58
- 77
Mostly Cloudy
- 61
- 79
Mostly Sunny
- 68
- 83
Partly Sunny
- 71
- 91
Chance Rain Showers
- 66
- 92
Chance Rain Showers
- 63
- 86
Mostly Sunny
- 62
- 83
Mostly Sunny
Today 23 Jul Washington
Partly sunny. Southwest Winds around 5 Mph.
Tonight 23 Jul Washington
Partly cloudy then becoming mostly cloudy in the late evening and early morning then becoming partly cloudy. Lows in the upper 50s. Southwest Winds up to 5 Mph.
McConville Lake Temperature Statistics
July Temperature
Waukesha County Airport (13.7 miles)
Lowest 7 July, 2026
59 °FAverage July
76.3 °FHighest 14 July, 2026
96.8 °F
Climate (2021–2026)
Waukesha County Airport (13.7 miles)
Average Low 2021–2026
38.6 °FAverage 2021–2026
46.1 °FAverage High 2021–2026
56.7 °F