Hebron, IL Weather & Growing Conditions
This Afternoon
70°F
Chance Rain Showers
A chance of rain showers. Mostly cloudy, with a high near 70. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 70°F | Chance Rain Showers | 10 mph E | 25% |
| Tonight | 61°F | Slight Chance Rain Showers then Showers And Thunderstorms Likely | 10 mph E | 81% |
| Saturday | 74°F | Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 to 10 mph ESE | 96% |
| Saturday Night | 62°F | Showers And Thunderstorms Likely then Showers And Thunderstorms | 5 to 10 mph NE | 76% |
| Sunday | 66°F | Showers And Thunderstorms Likely | 10 to 15 mph NE | 66% |
| Sunday Night | 55°F | Chance Rain Showers | 15 mph NE | 40% |
| Monday | 63°F | Chance Rain Showers | 15 mph ENE | 36% |
| Monday Night | 50°F | Chance Rain Showers | 10 to 15 mph ENE | 36% |
| Tuesday | 61°F | Slight Chance Rain Showers | 10 to 15 mph NE | 19% |
| Tuesday Night | 50°F | Mostly Cloudy | 5 to 10 mph NE | 13% |
| Wednesday | 64°F | Partly Sunny | 5 to 10 mph NE | 8% |
| Wednesday Night | 50°F | Mostly Cloudy | 0 to 5 mph NNE | 5% |
| Thursday | 67°F | Partly Sunny | 0 to 5 mph NNE | 5% |
| Thursday Night | 51°F | Mostly Cloudy | 0 to 5 mph NNE | 5% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Hebron, IL
Last spring frost
Apr 30
First fall frost
Oct 13
Growing season
164 days
Hardiness zone
5b
Explore more for Hebron, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Pell Lake, Wi (7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.