Stewardson, IL Weather & Growing Conditions
Tonight
71°F
Partly Cloudy
Partly cloudy, with a low around 71. South wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 71°F | Partly Cloudy | 6 mph S | 10% |
| Sunday | 90°F | Partly Sunny then Chance Showers And Thunderstorms | 3 to 9 mph WNW | 30% |
| Sunday Night | 62°F | Chance Showers And Thunderstorms | 8 to 12 mph NE | 56% |
| Monday | 76°F | Showers And Thunderstorms Likely | 9 mph NE | 60% |
| Monday Night | 56°F | Chance Rain Showers | 7 to 10 mph NE | 35% |
| Tuesday | 70°F | Chance Rain Showers | 10 mph NE | 29% |
| Tuesday Night | 53°F | Mostly Cloudy | 5 to 10 mph NNE | 6% |
| Wednesday | 71°F | Partly Sunny | 9 mph N | 5% |
| Wednesday Night | 53°F | Partly Cloudy | 2 to 8 mph NNE | 0% |
| Thursday | 74°F | Mostly Sunny | 3 to 7 mph N | 1% |
| Thursday Night | 55°F | Mostly Cloudy | 2 to 6 mph NNE | 7% |
| Friday | 77°F | Partly Sunny then Slight Chance Rain Showers | 3 to 7 mph NNE | 15% |
| Friday Night | 54°F | Slight Chance Rain Showers then Partly Cloudy | 2 to 6 mph NE | 15% |
| Saturday | 79°F | Mostly Sunny | 6 mph NE | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Stewardson, IL
Last spring frost
Apr 10
First fall frost
Oct 24
Growing season
195 days
Hardiness zone
6b
Explore more for Stewardson, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Shelbyville Dam, Il (9.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.