Onalaska Weather Forecast
- 65
- 78
Chance Rain Showers
- 68
- 84
Thunderstorms Likely
- 65
- 82
Rain Showers Likely
- 61
- 79
Rain Showers Likely
- 63
- 82
Chance Rain Showers
- 71
- 84
Chance Thunderstorms
- 75
- 91
Slight Chance Thunderstorms
Today 15 Jun La Crosse
Mostly cloudy with a slight chance of Showers and Thunderstorms. Highs in the upper 70s. Southeast Winds around 5 Mph. Chance of rain 20 percent.
Tonight 15 Jun La Crosse
Mostly cloudy. A chance of Showers and Thunderstorms. Lows in the mid 60s. Light Winds. Chance of rain 30 percent.
Onalaska Temperature Statistics
June Temperature
La Crosse - La Crosse Regional Airport (0.6 miles)
Lowest 1 June, 2025
46.7 °FAverage June
66.6 °FHighest 2 June, 2025
89.7 °F
Climate (2020–Present)
La Crosse - La Crosse Regional Airport (0.6 miles)
Average Low 2020–2025
40.9 °FAverage 2020–2025
50.2 °FAverage High 2020–2025
59.8 °F