De Soto, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for De Soto, a village in Jackson County, Illinois.
Overnight
71°F
Clear
Clear. Low around 71, with temperatures rising to around 74 overnight. South wind around 2 mph.
7-day forecast for De Soto
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 71°F | Clear | 2 mph S | 1% |
| Saturday | 98°F | Sunny | 2 to 7 mph SW | 2% |
| Saturday Night | 72°F | Mostly Clear | 5 mph SSW | 2% |
| Sunday | 96°F | Mostly Sunny | 6 mph WSW | 1% |
| Sunday Night | 68°F | Mostly Cloudy then Chance Showers And Thunderstorms | 5 mph NNW | 31% |
| Monday | 84°F | Showers And Thunderstorms Likely | 5 to 9 mph NNE | 61% |
| Monday Night | 60°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 5 to 9 mph NNE | 61% |
| Tuesday | 75°F | Slight Chance Showers And Thunderstorms | 7 to 12 mph N | 21% |
| Tuesday Night | 56°F | Partly Cloudy | 5 to 12 mph N | 11% |
| Wednesday | 75°F | Mostly Sunny | 6 to 9 mph N | 1% |
| Wednesday Night | 55°F | Partly Cloudy | 2 to 8 mph N | 0% |
| Thursday | 76°F | Mostly Sunny | 3 to 8 mph N | 2% |
| Thursday Night | 57°F | Partly Cloudy | 2 to 6 mph NNE | 4% |
| Friday | 77°F | Mostly Sunny | 2 to 9 mph NNE | 4% |
Forecast source: National Weather Service (api.weather.gov) for De Soto (37.816, -89.227). Updated through the day.
Growing snapshot for De Soto
Last spring frost
Apr 9
First fall frost
Oct 22
Growing season
195 days
Hardiness zone
7a
More local growing data for De Soto: nearby ZIP 62924 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Ava
Campbell Hill
Carbondale
Dowell
Elkville
Gorham
Grand Tower
Harrison
Makanda
Murphysboro
Rockwood
Vergennes
Climate data from the nearest NOAA station, Carbondale Southern Il Ap, Il (3.8 mi from De Soto). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.