Cashton, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Cashton, a village in Monroe County, Wisconsin.
This Afternoon
66°F
Rain Showers
Rain showers. Cloudy, with a high near 66. South wind around 14 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Cashton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 66°F | Rain Showers | 14 mph S | 84% |
| Tonight | 54°F | Rain Showers | 12 mph S | 91% |
| Wednesday | 56°F | Rain Showers | 9 to 15 mph S | 84% |
| Wednesday Night | 44°F | Rain Showers | 14 mph SW | 83% |
| Thursday | 50°F | Rain Showers | 12 mph NW | 75% |
| Thursday Night | 36°F | Slight Chance Rain Showers then Mostly Cloudy | 8 to 12 mph N | 15% |
| Friday | 48°F | Partly Sunny | 3 to 9 mph N | 2% |
| Friday Night | 29°F | Partly Cloudy | 2 mph NW | 1% |
| Saturday | 52°F | Mostly Sunny | 0 to 5 mph SW | 1% |
| Saturday Night | 33°F | Partly Cloudy | 5 mph W | 8% |
| Sunday | 57°F | Slight Chance Rain Showers | 5 to 9 mph W | 17% |
| Sunday Night | 35°F | Mostly Clear | 5 mph SW | 4% |
| Monday | 60°F | Mostly Sunny | 5 to 13 mph SW | 1% |
| Monday Night | 38°F | Mostly Clear | 8 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov) for Cashton (43.741, -90.787). Updated through the day.
Growing snapshot for Cashton
Last spring frost
Apr 27
First fall frost
Oct 14
Growing season
170 days
Hardiness zone
5a
More local growing data for Cashton: nearby ZIP 54619 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Cashton, Wi (0.9 mi from Cashton). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.