Clinton, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Clinton, a village in Rock County, Wisconsin.
Today
84°F
Mostly Sunny
Mostly sunny, with a high near 84. South wind 5 to 10 mph.
7-day forecast for Clinton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Mostly Sunny | 5 to 10 mph S | 8% |
| Tonight | 66°F | Chance Showers And Thunderstorms | 5 to 10 mph W | 83% |
| Wednesday | 74°F | Patchy Fog | 5 mph W | 79% |
| Wednesday Night | 59°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 0 to 5 mph NW | 56% |
| Thursday | 78°F | Chance Rain Showers then Mostly Sunny | 0 to 5 mph NE | 30% |
| Thursday Night | 57°F | Mostly Clear | 0 mph | 11% |
| Friday | 80°F | Mostly Sunny | 0 to 5 mph S | 3% |
| Friday Night | 61°F | Mostly Clear | 0 to 5 mph S | 5% |
| Saturday | 83°F | Mostly Sunny | 5 to 10 mph SW | 11% |
| Saturday Night | 67°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 25% |
| Sunday | 84°F | Chance Showers And Thunderstorms | 5 to 15 mph SW | 25% |
| Sunday Night | 66°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 45% |
| Monday | 83°F | Chance Rain Showers | 5 to 10 mph S | 44% |
| Monday Night | 66°F | Chance Showers And Thunderstorms | 5 to 10 mph NW | 45% |
Forecast source: National Weather Service (api.weather.gov) for Clinton (42.557, -88.868). Updated through the day.
Growing snapshot for Clinton
Last spring frost
Apr 30
First fall frost
Oct 10
Growing season
161 days
Hardiness zone
5b
More local growing data for Clinton: nearby ZIP 53525 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Brodhead
Edgerton
Evansville
Footville
Fulton
Hanover
Janesville
Lake Koshkonong
Milton
Orfordville
Shopiere
Climate data from the nearest NOAA station, Clinton Wwtp, Wi (1.5 mi from Clinton). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.