La Crosse, WI Weather & Growing Conditions
Today
78°F
Mostly Cloudy then Scattered Rain Showers
Scattered rain showers after 3pm. Mostly cloudy. High near 78, with temperatures falling to around 76 in the afternoon. West wind 5 to 8 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 78°F | Mostly Cloudy then Scattered Rain Showers | 5 to 8 mph W | 25% |
| Tonight | 60°F | Scattered Showers And Thunderstorms | 5 mph NW | 40% |
| Wednesday | 77°F | Mostly Sunny | 3 mph NW | 3% |
| Wednesday Night | 56°F | Mostly Clear | 3 mph W | 0% |
| Thursday | 82°F | Sunny | 1 to 5 mph SW | 0% |
| Thursday Night | 60°F | Mostly Clear | 6 mph S | 0% |
| Friday | 85°F | Sunny | 5 to 9 mph S | 6% |
| Friday Night | 64°F | Slight Chance Showers And Thunderstorms | 5 to 8 mph S | 18% |
| Saturday | 86°F | Mostly Sunny | 3 to 8 mph SW | 14% |
| Saturday Night | 68°F | Chance Showers And Thunderstorms | 5 to 8 mph SW | 39% |
| Sunday | 86°F | Chance Rain Showers | 5 to 9 mph SW | 39% |
| Sunday Night | 66°F | Chance Showers And Thunderstorms | 2 to 7 mph SE | 43% |
| Monday | 84°F | Chance Rain Showers then Slight Chance Showers And Thunderstorms | 5 mph S | 43% |
| Monday Night | 66°F | Chance Showers And Thunderstorms | 5 mph NE | 30% |
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 Aug 4, 2026.