Milton, IL Weather & Growing Conditions
This Afternoon
72°F
Light Rain
Rain and a slight chance of thunderstorms. Cloudy. High near 72, with temperatures falling to around 67 in the afternoon. South wind around 18 mph, with gusts as high as 29 mph. Chance of precipitation is 100%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 72°F | Light Rain | 18 mph S | 97% |
| Tonight | 52°F | Light Rain Likely | 9 to 17 mph S | 69% |
| Wednesday | 60°F | Chance Rain Showers then Cloudy | 10 to 14 mph SW | 12% |
| Wednesday Night | 43°F | Partly Cloudy | 8 mph SW | 0% |
| Thursday | 62°F | Mostly Sunny | 7 to 12 mph W | 7% |
| Thursday Night | 42°F | Mostly Cloudy then Slight Chance T-storms | 6 mph NW | 21% |
| Friday | 57°F | Mostly Cloudy | 6 to 9 mph N | 7% |
| Friday Night | 36°F | Mostly Cloudy | 1 to 6 mph N | 1% |
| Saturday | 56°F | Mostly Sunny | 3 mph NW | 0% |
| Saturday Night | 35°F | Partly Cloudy | 2 mph W | 1% |
| Sunday | 62°F | Sunny | 2 to 7 mph W | 7% |
| Sunday Night | 36°F | Mostly Clear | 3 mph W | 4% |
| Monday | 66°F | Sunny | 3 to 8 mph SW | 2% |
| Monday Night | 40°F | Mostly Clear | 5 mph SW | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Milton, IL
Last spring frost
Apr 14
First fall frost
Oct 21
Growing season
189 days
Hardiness zone
6a
Explore more for Milton, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Pittsfield #2, Il (8.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.