Wilton Center, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Wilton Center, a community in Will County, Illinois.
Tonight
63°F
Mostly Cloudy then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 3am. Mostly cloudy, with a low around 63. East southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Wilton Center
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 63°F | Mostly Cloudy then Chance Showers And Thunderstorms | 10 mph ESE | 35% |
| Saturday | 80°F | Showers And Thunderstorms Likely | 5 to 10 mph SE | 75% |
| Saturday Night | 67°F | Showers And Thunderstorms Likely | 5 mph SW | 80% |
| Sunday | 71°F | Showers And Thunderstorms | 5 to 15 mph NNE | 80% |
| Sunday Night | 56°F | Showers And Thunderstorms Likely | 15 mph NE | 71% |
| Monday | 66°F | Showers And Thunderstorms Likely | 15 mph ENE | 59% |
| Monday Night | 52°F | Chance Rain Showers | 10 to 15 mph NE | 35% |
| Tuesday | 64°F | Slight Chance Rain Showers | 10 to 15 mph NE | 24% |
| Tuesday Night | 52°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NE | 17% |
| Wednesday | 67°F | Partly Sunny | 5 to 10 mph NNE | 6% |
| Wednesday Night | 52°F | Mostly Cloudy | 5 to 10 mph NNE | 6% |
| Thursday | 69°F | Partly Sunny | 5 to 10 mph NNE | 5% |
| Thursday Night | 54°F | Mostly Cloudy | 0 to 5 mph NNE | 3% |
| Friday | 71°F | Mostly Sunny | 0 to 5 mph NNE | 4% |
Forecast source: National Weather Service (api.weather.gov) for Wilton Center (41.352, -87.957). Updated through the day.
Growing snapshot for Wilton Center
Last spring frost
Apr 19
First fall frost
Oct 25
Growing season
188 days
Hardiness zone
6a
More local growing data for Wilton Center: nearby ZIP 60442 weather · frost dates · planting calendar · Illinois frost dates
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Climate data from the nearest NOAA station, Joliet Brandon Rd Dam, Il (10.7 mi from Wilton Center). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.