La Crosse, WI Weather & Growing Conditions
Overnight
55°F
Patchy Fog
Patchy fog and a slight chance of rain showers. Cloudy, with a low around 55. Northeast wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 55°F | Patchy Fog | 10 mph NE | 18% |
| Sunday | 69°F | Patchy Fog then Partly Sunny | 12 mph NE | 12% |
| Sunday Night | 50°F | Mostly Cloudy | 10 mph NE | 6% |
| Monday | 62°F | Mostly Cloudy then Slight Chance Rain Showers | 9 mph NE | 17% |
| Monday Night | 45°F | Mostly Cloudy | 8 mph NE | 9% |
| Tuesday | 63°F | Mostly Sunny | 8 mph NE | 5% |
| Tuesday Night | 44°F | Mostly Clear | 5 mph E | 2% |
| Wednesday | 66°F | Mostly Sunny | 2 to 6 mph E | 1% |
| Wednesday Night | 49°F | Partly Cloudy | 3 mph E | 1% |
| Thursday | 68°F | Partly Sunny | 2 mph E | 15% |
| Thursday Night | 52°F | Mostly Cloudy | 1 mph E | 15% |
| Friday | 72°F | Partly Sunny | 2 mph E | 4% |
| Friday Night | 53°F | Partly Cloudy | 1 mph E | 3% |
| Saturday | 72°F | Mostly Sunny | 1 to 5 mph SE | 12% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for La Crosse, WI
Last spring frost
Apr 27
First fall frost
Oct 13
Growing season
167 days
Hardiness zone
5a
Explore more for La Crosse, WI: full frost dates · planting calendar · Wisconsin frost dates
Climate data from the nearest NOAA station, La Crosse Wfo, Wi (2.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.