Coon Valley, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Coon Valley, a village in La Crosse County, Wisconsin.
Tonight
57°F
Showers And Thunderstorms
Showers and thunderstorms. Some of the storms could produce heavy rain. Cloudy, with a low around 57. East wind 9 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between 2 and 3 inches possible.
7-day forecast for Coon Valley
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 57°F | Showers And Thunderstorms | 9 to 16 mph E | 94% |
| Saturday | 71°F | Showers And Thunderstorms | 7 to 12 mph E | 88% |
| Saturday Night | 55°F | Showers And Thunderstorms | 5 to 8 mph NE | 76% |
| Sunday | 69°F | Slight Chance Rain Showers then Partly Sunny | 8 to 12 mph NE | 16% |
| Sunday Night | 49°F | Mostly Cloudy | 9 mph NE | 5% |
| Monday | 64°F | Mostly Cloudy then Chance Rain Showers | 7 to 10 mph NE | 33% |
| Monday Night | 45°F | Chance Rain Showers | 3 to 8 mph NE | 33% |
| Tuesday | 63°F | Slight Chance Rain Showers then Partly Sunny | 3 to 8 mph NE | 15% |
| Tuesday Night | 44°F | Partly Cloudy | 1 to 5 mph NE | 5% |
| Wednesday | 67°F | Sunny | 1 to 5 mph E | 2% |
| Wednesday Night | 48°F | Partly Cloudy | 2 mph E | 3% |
| Thursday | 70°F | Partly Sunny | 2 mph SE | 6% |
| Thursday Night | 50°F | Partly Cloudy | 1 mph SE | 6% |
| Friday | 71°F | Mostly Sunny | 2 mph E | 2% |
Forecast source: National Weather Service (api.weather.gov) for Coon Valley (43.702, -91.011). Updated through the day.
Growing snapshot for Coon Valley
Last spring frost
Apr 27
First fall frost
Oct 13
Growing season
167 days
Hardiness zone
5a
More local growing data for Coon Valley: nearby ZIP 54623 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, La Crosse Wfo, Wi (10.4 mi from Coon Valley). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.