Prairietown, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Prairietown, a community in Madison County, Illinois.
This Afternoon
58°F
Patchy Drizzle
Patchy drizzle before 1pm. Cloudy, with a high near 58. West wind 8 to 13 mph.
7-day forecast for Prairietown
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 58°F | Patchy Drizzle | 8 to 13 mph W | 0% |
| Tonight | 43°F | Partly Cloudy | 3 to 7 mph SW | 0% |
| Thursday | 61°F | Mostly Sunny | 6 to 13 mph W | 9% |
| Thursday Night | 43°F | Isolated Rain Showers then Mostly Cloudy | 3 to 7 mph NW | 16% |
| Friday | 54°F | Partly Sunny | 8 to 12 mph N | 3% |
| Friday Night | 30°F | Mostly Clear | 2 to 6 mph N | 0% |
| Saturday | 53°F | Sunny | 5 mph N | 0% |
| Saturday Night | 30°F | Mostly Clear | 2 mph NW | 0% |
| Sunday | 58°F | Sunny | 1 to 5 mph W | 0% |
| Sunday Night | 33°F | Clear | 2 mph W | 0% |
| Monday | 64°F | Sunny | 0 to 6 mph SW | 0% |
| Monday Night | 37°F | Clear | 3 mph SW | 1% |
| Tuesday | 64°F | Sunny | 5 mph W | 2% |
| Tuesday Night | 38°F | Mostly Clear | 2 mph NW | 2% |
Forecast source: National Weather Service (api.weather.gov) for Prairietown (38.966, -89.923). Updated through the day.
Growing snapshot for Prairietown
Last spring frost
Apr 4
First fall frost
Nov 5
Growing season
214 days
Hardiness zone
6b
More local growing data for Prairietown: nearby ZIP 62021 weather · frost dates · planting calendar · Illinois frost dates
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Climate data from the nearest NOAA station, Alton - Melvin Price L&D, Il (12.3 mi from Prairietown). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.