Heyworth, IL Weather & Growing Conditions
Overnight
54°F
Rain
Rain before 4am, then a chance of rain showers. Cloudy. Low around 54, with temperatures rising to around 59 overnight. South southwest wind around 17 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 54°F | Rain | 17 mph SSW | 84% |
| Wednesday | 61°F | Slight Chance Rain Showers then Mostly Cloudy | 15 to 18 mph SW | 21% |
| Wednesday Night | 45°F | Mostly Cloudy | 14 mph SW | 4% |
| Thursday | 60°F | Mostly Sunny | 13 to 17 mph WSW | 6% |
| Thursday Night | 42°F | Mostly Cloudy then Slight Chance Light Rain | 6 to 10 mph NW | 22% |
| Friday | 55°F | Slight Chance Light Rain then Partly Sunny | 8 to 13 mph NNW | 17% |
| Friday Night | 35°F | Mostly Cloudy | 5 to 12 mph N | 7% |
| Saturday | 54°F | Mostly Sunny | 7 mph WNW | 2% |
| Saturday Night | 33°F | Partly Cloudy | 5 mph W | 3% |
| Sunday | 60°F | Sunny | 5 to 12 mph W | 13% |
| Sunday Night | 34°F | Mostly Clear | 5 to 9 mph WNW | 7% |
| Monday | 64°F | Sunny | 5 to 14 mph SW | 3% |
| Monday Night | 39°F | Mostly Clear | 6 to 10 mph WSW | 2% |
| Tuesday | 66°F | Sunny | 8 mph WNW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Heyworth, IL
Last spring frost
Apr 21
First fall frost
Oct 20
Growing season
181 days
Hardiness zone
6a
Explore more for Heyworth, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Bloomington 5W, Il (13.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.