Wilsonville, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Wilsonville, a village in Macoupin County, Illinois.
This Afternoon
58°F
Patchy Drizzle
Patchy drizzle before 2pm. Cloudy, with a high near 58. West wind 7 to 14 mph.
7-day forecast for Wilsonville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 58°F | Patchy Drizzle | 7 to 14 mph W | 0% |
| Tonight | 43°F | Partly Cloudy | 6 mph SW | 1% |
| Thursday | 60°F | Mostly Sunny | 6 to 13 mph W | 9% |
| Thursday Night | 42°F | Isolated Rain Showers then Mostly Cloudy | 3 to 7 mph NW | 16% |
| Friday | 53°F | Partly Sunny | 7 to 12 mph N | 2% |
| Friday Night | 30°F | Mostly Clear | 1 to 6 mph N | 0% |
| Saturday | 53°F | Sunny | 3 mph N | 0% |
| Saturday Night | 29°F | Mostly Clear | 1 mph NW | 0% |
| Sunday | 58°F | Sunny | 0 to 5 mph W | 0% |
| Sunday Night | 32°F | Clear | 2 mph NW | 0% |
| Monday | 64°F | Sunny | 0 to 5 mph W | 0% |
| Monday Night | 36°F | Clear | 3 mph SW | 0% |
| Tuesday | 64°F | Sunny | 3 mph W | 2% |
| Tuesday Night | 38°F | Mostly Clear | 1 mph NW | 3% |
Forecast source: National Weather Service (api.weather.gov) for Wilsonville (39.069, -89.855). Updated through the day.
Growing snapshot for Wilsonville
Last spring frost
Apr 14
First fall frost
Oct 21
Growing season
188 days
Hardiness zone
6b
More local growing data for Wilsonville: nearby ZIP 62093 weather · frost dates · planting calendar · Illinois frost dates
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Climate data from the nearest NOAA station, Carlinville, Il (15.5 mi from Wilsonville). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.