Milledgeville, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Milledgeville, a village in Carroll County, Illinois.
This Afternoon
72°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly sunny, with a high near 72. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
7-day forecast for Milledgeville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 72°F | Chance Showers And Thunderstorms | 10 mph E | 46% |
| Tonight | 63°F | Mostly Cloudy then Chance Showers And Thunderstorms | 10 mph E | 60% |
| Saturday | 80°F | Showers And Thunderstorms | 5 to 10 mph SE | 85% |
| Saturday Night | 62°F | Showers And Thunderstorms | 5 to 10 mph N | 77% |
| Sunday | 69°F | Rain Showers | 10 to 15 mph NE | 77% |
| Sunday Night | 54°F | Rain Showers Likely | 15 mph NE | 60% |
| Monday | 65°F | Chance Rain Showers | 15 mph NE | 50% |
| Monday Night | 49°F | Chance Rain Showers | 10 to 15 mph NE | 42% |
| Tuesday | 63°F | Chance Rain Showers | 10 to 15 mph NE | 27% |
| Tuesday Night | 47°F | Partly Cloudy | 5 to 15 mph NE | 7% |
| Wednesday | 67°F | Mostly Sunny | 5 to 10 mph NE | 3% |
| Wednesday Night | 49°F | Partly Cloudy | 0 to 10 mph NE | 2% |
| Thursday | 68°F | Mostly Sunny | 5 mph NE | 4% |
| Thursday Night | 51°F | Partly Cloudy | 0 to 5 mph NE | 5% |
Forecast source: National Weather Service (api.weather.gov) for Milledgeville (41.964, -89.775). Updated through the day.
Growing snapshot for Milledgeville
Last spring frost
Apr 29
First fall frost
Oct 7
Growing season
161 days
Hardiness zone
5a
More local growing data for Milledgeville: nearby ZIP 61051 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Polo 5Nw, Il (8.7 mi from Milledgeville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.