Stronghurst, IL Weather & Growing Conditions
This Afternoon
85°F
Mostly Cloudy
Mostly cloudy, with a high near 85. South wind around 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 85°F | Mostly Cloudy | 10 mph S | 10% |
| Tonight | 67°F | Chance Showers And Thunderstorms | 5 mph W | 78% |
| Sunday | 74°F | Showers And Thunderstorms | 5 to 15 mph N | 82% |
| Sunday Night | 59°F | Chance Showers And Thunderstorms | 10 to 15 mph NE | 65% |
| Monday | 64°F | Showers And Thunderstorms Likely | 15 mph NE | 65% |
| Monday Night | 53°F | Chance Rain Showers | 10 to 15 mph NE | 50% |
| Tuesday | 63°F | Chance Rain Showers | 10 to 15 mph NE | 34% |
| Tuesday Night | 49°F | Partly Cloudy | 5 to 10 mph NE | 5% |
| Wednesday | 67°F | Mostly Sunny | 5 to 10 mph NE | 0% |
| Wednesday Night | 52°F | Partly Cloudy | 5 mph NE | 1% |
| Thursday | 69°F | Mostly Sunny | 5 mph NE | 5% |
| Thursday Night | 54°F | Partly Cloudy | 5 mph NE | 4% |
| Friday | 72°F | Mostly Sunny | 5 mph NE | 4% |
| Friday Night | 55°F | Partly Cloudy | 5 mph E | 6% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Stronghurst, IL
Last spring frost
Apr 21
First fall frost
Oct 19
Growing season
180 days
Hardiness zone
6a
Explore more for Stronghurst, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, La Harpe, Il (10.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.