Milledgeville, IL Weather & Growing Conditions
This Afternoon
76°F
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Mostly cloudy, with a high near 76. South wind around 5 mph. Chance of precipitation is 70%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 76°F | Showers And Thunderstorms Likely | 5 mph S | 71% |
| Tonight | 63°F | Showers And Thunderstorms | 0 to 10 mph E | 91% |
| Sunday | 67°F | Patchy Fog | 10 to 15 mph NE | 66% |
| Sunday Night | 54°F | Chance Rain Showers | 10 to 15 mph NE | 36% |
| Monday | 64°F | Chance Rain Showers | 15 mph NE | 54% |
| Monday Night | 50°F | Rain Showers Likely | 10 to 15 mph NE | 59% |
| Tuesday | 62°F | Rain Showers Likely | 10 to 15 mph NE | 55% |
| Tuesday Night | 48°F | Partly Cloudy | 5 to 10 mph NE | 14% |
| Wednesday | 65°F | Partly Sunny | 10 mph NE | 5% |
| Wednesday Night | 50°F | Mostly Cloudy | 5 to 10 mph NE | 1% |
| Thursday | 67°F | Partly Sunny | 5 mph NE | 7% |
| Thursday Night | 52°F | Mostly Cloudy | 0 to 5 mph NE | 11% |
| Friday | 69°F | Partly Sunny | 0 to 5 mph NE | 5% |
| Friday Night | 52°F | Partly Cloudy | 0 to 5 mph NE | 5% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Milledgeville, IL
Last spring frost
Apr 29
First fall frost
Oct 7
Growing season
161 days
Hardiness zone
5a
Explore more for Milledgeville, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Polo 5Nw, Il (8.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.