Capron, IL Weather & Growing Conditions
Today
84°F
Mostly Sunny
Mostly sunny, with a high near 84. Southwest wind around 10 mph, with gusts as high as 20 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Mostly Sunny | 10 mph SW | 4% |
| Tonight | 65°F | Chance Showers And Thunderstorms | 5 to 10 mph W | 74% |
| Wednesday | 76°F | Showers And Thunderstorms Likely | 0 to 5 mph WNW | 74% |
| Wednesday Night | 60°F | Showers And Thunderstorms Likely | 0 to 5 mph NNW | 68% |
| Thursday | 78°F | Chance Rain Showers then Partly Sunny | 0 to 5 mph NE | 36% |
| Thursday Night | 58°F | Partly Cloudy | 0 mph | 14% |
| Friday | 81°F | Mostly Sunny | 0 to 5 mph SSE | 4% |
| Friday Night | 61°F | Mostly Clear | 0 to 5 mph SSW | 6% |
| Saturday | 83°F | Mostly Sunny | 0 to 10 mph SSW | 11% |
| Saturday Night | 67°F | Slight Chance Showers And Thunderstorms | 5 mph SSW | 23% |
| Sunday | 84°F | Slight Chance Showers And Thunderstorms | 5 to 15 mph SW | 23% |
| Sunday Night | 67°F | Chance Showers And Thunderstorms | 5 to 10 mph SSW | 44% |
| Monday | 83°F | Chance Rain Showers | 5 to 10 mph SSW | 43% |
| Monday Night | 66°F | Chance Showers And Thunderstorms | 5 mph NW | 44% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Capron, IL
Last spring frost
Apr 30
First fall frost
Oct 10
Growing season
161 days
Hardiness zone
5b
Explore more for Capron, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Clinton Wwtp, Wi (11.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.