St. Joseph, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for St. Joseph, a community in La Crosse County, Wisconsin.
This Afternoon
67°F
Rain Showers
Rain showers. Cloudy. High near 67, with temperatures falling to around 65 in the afternoon. South wind around 14 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for St. Joseph
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 67°F | Rain Showers | 14 mph S | 78% |
| Tonight | 55°F | Rain Showers | 10 mph S | 93% |
| Wednesday | 57°F | Rain Showers | 9 to 14 mph S | 86% |
| Wednesday Night | 45°F | Rain Showers | 14 mph SW | 82% |
| Thursday | 50°F | Rain Showers Likely | 13 mph NW | 74% |
| Thursday Night | 38°F | Mostly Cloudy | 8 to 13 mph N | 12% |
| Friday | 49°F | Partly Sunny | 3 to 8 mph N | 2% |
| Friday Night | 31°F | Partly Cloudy | 2 mph N | 1% |
| Saturday | 53°F | Mostly Sunny | 0 to 5 mph W | 0% |
| Saturday Night | 35°F | Partly Cloudy | 5 mph W | 8% |
| Sunday | 58°F | Slight Chance Rain Showers then Sunny | 5 to 9 mph W | 15% |
| Sunday Night | 36°F | Mostly Clear | 6 mph SW | 4% |
| Monday | 61°F | Mostly Sunny | 6 to 12 mph SW | 0% |
| Monday Night | 39°F | Partly Cloudy | 7 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov) for St. Joseph (43.785, -91.044). Updated through the day.
Growing snapshot for St. Joseph
Last spring frost
Apr 27
First fall frost
Oct 13
Growing season
167 days
Hardiness zone
5a
More local growing data for St. Joseph: nearby ZIP 54623 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Bangor
Brice Prairie
Coon Valley
French Island
Holmen
La Crosse
Mindoro
Onalaska
Rockland
West Salem
Climate data from the nearest NOAA station, La Crosse Wfo, Wi (10.4 mi from St. Joseph). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.