Belle Prairie City, IL Weather & Growing Conditions
Overnight
57°F
Mostly Cloudy
Mostly cloudy. Low around 57, with temperatures rising to around 59 overnight. South southwest wind around 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 57°F | Mostly Cloudy | 8 mph SSW | 14% |
| Wednesday | 64°F | Mostly Cloudy | 6 to 13 mph WSW | 12% |
| Wednesday Night | 44°F | Partly Cloudy | 3 mph WSW | 0% |
| Thursday | 68°F | Sunny | 3 to 10 mph WSW | 0% |
| Thursday Night | 45°F | Partly Cloudy | 2 mph WNW | 0% |
| Friday | 60°F | Partly Sunny | 2 to 12 mph NNW | 0% |
| Friday Night | 36°F | Partly Cloudy | 2 to 8 mph NNW | 0% |
| Saturday | 57°F | Mostly Sunny | 2 to 6 mph NNW | 0% |
| Saturday Night | 33°F | Partly Cloudy | 1 mph NNW | 0% |
| Sunday | 61°F | Sunny | 0 to 7 mph NW | 0% |
| Sunday Night | 34°F | Clear | 2 mph NW | 1% |
| Monday | 65°F | Sunny | 0 to 6 mph WSW | 0% |
| Monday Night | 38°F | Clear | 2 mph SW | 1% |
| Tuesday | 69°F | Sunny | 1 to 6 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Belle Prairie City, IL
Last spring frost
Apr 11
First fall frost
Oct 21
Growing season
190 days
Hardiness zone
6b
Explore more for Belle Prairie City, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Mcleansboro, Il (8.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.