Lake Geneva Weather Forecast
- 24
- 47
Becoming Sunny
- 34
- 46
Mostly Sunny
- 45
- 67
Partly Sunny
- 48
- 68
Mostly Sunny
- 59
- 76
Chance Rain Showers
- 50
- 75
Rain Showers Likely
Today 19 Apr Clinton
Partly sunny with a 50 percent chance of rain Showers. Highs in the upper 40s. West Winds 15 to 20 Mph with Gusts to around 30 Mph.
Tonight 19 Apr Clinton
Mostly clear. A 50 percent chance of rain Showers in the evening. Widespread frost after midnight. Lows in the mid 20s. Northwest Winds 5 to 15 Mph. Gusts up to 25 Mph in the evening.
Lake Geneva Temperature Statistics
April Temperature
Capital Region International Airport (3.7 miles)
Lowest 7 April, 2026
21.7 °FAverage April
51.6 °FHighest 12 April, 2026
79.6 °F
Climate (2021–Present)
Capital Region International Airport (3.7 miles)
Average Low 2021–2026
41.9 °FAverage 2021–2026
50.9 °FAverage High 2021–2026
60.1 °F