Cassville, WI Weather & Growing Conditions
Today
55°F
Mostly Cloudy
Mostly cloudy, with a high near 55. Southwest wind around 14 mph, with gusts as high as 24 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 55°F | Mostly Cloudy | 14 mph SW | 9% |
| Tonight | 45°F | Chance Rain Showers | 14 mph SW | 47% |
| Thursday | 52°F | Chance Rain Showers | 13 mph NW | 28% |
| Thursday Night | 39°F | Mostly Cloudy | 8 to 12 mph N | 14% |
| Friday | 48°F | Mostly Sunny | 5 to 9 mph N | 0% |
| Friday Night | 30°F | Mostly Clear | 3 mph N | 0% |
| Saturday | 50°F | Sunny | 1 to 6 mph NW | 0% |
| Saturday Night | 34°F | Mostly Clear | 5 mph W | 2% |
| Sunday | 55°F | Sunny | 5 to 8 mph W | 3% |
| Sunday Night | 36°F | Mostly Clear | 5 mph W | 0% |
| Monday | 60°F | Sunny | 2 to 12 mph SW | 0% |
| Monday Night | 40°F | Mostly Clear | 6 mph W | 0% |
| Tuesday | 60°F | Sunny | 5 mph NW | 0% |
| Tuesday Night | 39°F | Partly Cloudy | 2 mph NW | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Cassville, WI
Last spring frost
Apr 27
First fall frost
Oct 11
Growing season
166 days
Hardiness zone
5a
Explore more for Cassville, WI: full frost dates · planting calendar · Wisconsin frost dates
Climate data from the nearest NOAA station, Lancaster 4 Wsw, Wi (9.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.