Carrollton, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Carrollton, a city in Greene County, Illinois.
Overnight
70°F
Partly Cloudy
Partly cloudy, with a low around 70. Southeast wind around 7 mph.
7-day forecast for Carrollton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 70°F | Partly Cloudy | 7 mph SE | 11% |
| Saturday | 95°F | Partly Sunny | 5 to 8 mph SW | 7% |
| Saturday Night | 69°F | Partly Cloudy then Slight Chance Rain Showers | 5 mph SW | 15% |
| Sunday | 88°F | Chance Rain Showers | 2 to 7 mph NW | 50% |
| Sunday Night | 62°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 6 to 9 mph NE | 66% |
| Monday | 75°F | Showers And Thunderstorms Likely | 6 to 12 mph NE | 69% |
| Monday Night | 56°F | Chance Showers And Thunderstorms | 7 to 12 mph NE | 52% |
| Tuesday | 69°F | Slight Chance Rain Showers then Mostly Cloudy | 10 mph NE | 22% |
| Tuesday Night | 50°F | Mostly Cloudy | 5 to 9 mph N | 4% |
| Wednesday | 72°F | Mostly Sunny | 5 to 8 mph N | 1% |
| Wednesday Night | 52°F | Partly Cloudy | 2 to 7 mph N | 0% |
| Thursday | 74°F | Mostly Sunny | 2 to 7 mph N | 4% |
| Thursday Night | 55°F | Partly Cloudy | 2 to 6 mph NE | 4% |
| Friday | 75°F | Mostly Sunny | 3 to 7 mph NE | 6% |
Forecast source: National Weather Service (api.weather.gov) for Carrollton (39.294, -90.407). Updated through the day.
Growing snapshot for Carrollton
Last spring frost
Apr 13
First fall frost
Oct 22
Growing season
190 days
Hardiness zone
6a
More local growing data for Carrollton: nearby ZIP 62016 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, White Hall 1 E, Il (10.1 mi from Carrollton). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.