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.
Today
79°F
Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
A chance of showers and thunderstorms between 8am and 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then a chance of showers and thunderstorms. Mostly cloudy. High near 79, with temperatures falling to around 76 in the afternoon. West wind 5 to 8 mph, with gusts as high as 18 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Coon Valley
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 79°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 5 to 8 mph W | 52% |
| Tonight | 59°F | Showers And Thunderstorms Likely | 0 to 3 mph W | 63% |
| Wednesday | 78°F | Partly Sunny | 0 to 3 mph NW | 7% |
| Wednesday Night | 55°F | Mostly Clear | 2 mph SW | 1% |
| Thursday | 82°F | Sunny | 2 mph SW | 0% |
| Thursday Night | 59°F | Mostly Clear | 3 mph S | 0% |
| Friday | 85°F | Sunny | 1 to 8 mph S | 5% |
| Friday Night | 63°F | Slight Chance Showers And Thunderstorms | 2 to 8 mph S | 17% |
| Saturday | 86°F | Mostly Sunny | 2 to 7 mph SW | 13% |
| Saturday Night | 68°F | Chance Showers And Thunderstorms | 3 to 7 mph SW | 36% |
| Sunday | 86°F | Chance Rain Showers | 3 to 8 mph SW | 36% |
| Sunday Night | 65°F | Chance Showers And Thunderstorms | 1 to 6 mph SE | 43% |
| Monday | 85°F | Chance Rain Showers then Slight Chance Showers And Thunderstorms | 5 mph S | 43% |
| Monday Night | 65°F | Chance Showers And Thunderstorms | 5 mph NE | 30% |
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 Aug 4, 2026.