Clinton, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Clinton, a village in Rock County, Wisconsin.
Tonight
60°F
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
A slight chance of rain showers before 10pm, then a slight chance of showers and thunderstorms between 10pm and midnight, then a chance of showers and thunderstorms between midnight and 1am, then a chance of showers and thunderstorms between 1am and 2am, then showers and thunderstorms. Some of the storms could produce heavy rain. Mostly cloudy, with a low around 60. East wind 10 to 15 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
7-day forecast for Clinton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 60°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 10 to 15 mph E | 90% |
| Saturday | 73°F | Showers And Thunderstorms | 10 to 15 mph SE | 94% |
| Saturday Night | 60°F | Showers And Thunderstorms | 5 to 15 mph NE | 75% |
| Sunday | 66°F | Rain Showers Likely | 15 mph NE | 56% |
| Sunday Night | 53°F | Chance Rain Showers | 15 mph NE | 37% |
| Monday | 62°F | Chance Rain Showers | 15 mph NE | 34% |
| Monday Night | 48°F | Chance Rain Showers | 10 to 15 mph NE | 34% |
| Tuesday | 61°F | Slight Chance Rain Showers | 10 to 15 mph NE | 19% |
| Tuesday Night | 47°F | Mostly Cloudy | 5 to 10 mph NE | 10% |
| Wednesday | 64°F | Partly Sunny | 5 to 15 mph NE | 6% |
| Wednesday Night | 48°F | Partly Cloudy | 0 to 10 mph NE | 3% |
| Thursday | 65°F | Partly Sunny | 5 mph NE | 5% |
| Thursday Night | 50°F | Mostly Cloudy | 0 to 5 mph NE | 5% |
| Friday | 68°F | Mostly Sunny | 0 to 5 mph NE | 5% |
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 Sep 19, 2026.