Belle Prairie City, IL Weather & Growing Conditions
This Afternoon
98°F
Mostly Sunny
Mostly sunny. High near 98, with temperatures falling to around 96 in the afternoon. West southwest wind around 7 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 98°F | Mostly Sunny | 7 mph WSW | 2% |
| Tonight | 72°F | Partly Cloudy | 1 to 6 mph SSW | 2% |
| Sunday | 96°F | Mostly Sunny | 5 to 8 mph WSW | 3% |
| Sunday Night | 67°F | Partly Cloudy then Chance Showers And Thunderstorms | 7 mph N | 40% |
| Monday | 86°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 to 10 mph NE | 56% |
| Monday Night | 60°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 5 to 10 mph NNE | 56% |
| Tuesday | 76°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 6 to 13 mph NNE | 53% |
| Tuesday Night | 56°F | Partly Cloudy | 5 to 14 mph N | 4% |
| Wednesday | 76°F | Mostly Sunny | 6 to 10 mph N | 3% |
| Wednesday Night | 55°F | Partly Cloudy | 2 to 10 mph N | 1% |
| Thursday | 77°F | Mostly Sunny | 2 to 8 mph N | 0% |
| Thursday Night | 57°F | Partly Cloudy | 1 to 6 mph NNE | 0% |
| Friday | 79°F | Partly Sunny | 2 to 9 mph NNE | 7% |
| Friday Night | 56°F | Partly Cloudy | 2 to 7 mph NNE | 7% |
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 Sep 20, 2026.