Stronghurst, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Stronghurst, a village in Henderson County, Illinois.
This Afternoon
85°F
Mostly Cloudy
Mostly cloudy, with a high near 85. Southwest wind 5 to 10 mph.
7-day forecast for Stronghurst
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 85°F | Mostly Cloudy | 5 to 10 mph SW | 11% |
| Tonight | 67°F | Chance Showers And Thunderstorms | 0 to 5 mph E | 63% |
| Sunday | 73°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 5 to 15 mph N | 74% |
| Sunday Night | 58°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 10 to 15 mph NE | 65% |
| Monday | 64°F | Showers And Thunderstorms Likely | 10 to 15 mph NE | 67% |
| Monday Night | 54°F | Rain Showers Likely | 10 mph NE | 67% |
| Tuesday | 63°F | Chance Rain Showers | 10 mph NE | 47% |
| Tuesday Night | 50°F | Mostly Cloudy | 5 to 10 mph NE | 6% |
| Wednesday | 65°F | Partly Sunny | 5 to 10 mph NE | 1% |
| Wednesday Night | 52°F | Partly Cloudy | 0 to 5 mph NE | 0% |
| Thursday | 69°F | Partly Sunny | 0 to 5 mph NE | 3% |
| Thursday Night | 56°F | Mostly Cloudy then Slight Chance Rain Showers | 0 to 5 mph NE | 15% |
| Friday | 73°F | Slight Chance Rain Showers | 0 to 5 mph NE | 15% |
| Friday Night | 56°F | Partly Cloudy | 0 to 5 mph NE | 7% |
Forecast source: National Weather Service (api.weather.gov) for Stronghurst (40.746, -90.909). Updated through the day.
Growing snapshot for Stronghurst
Last spring frost
Apr 21
First fall frost
Oct 19
Growing season
180 days
Hardiness zone
6a
More local growing data for Stronghurst: nearby ZIP 61480 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, La Harpe, Il (10.3 mi from Stronghurst). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.