Heyworth, IL Weather & Growing Conditions
This Afternoon
81°F
Mostly Sunny
Mostly sunny. High near 81, with temperatures falling to around 73 in the afternoon. East wind around 10 mph. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 81°F | Mostly Sunny | 10 mph E | 4% |
| Tonight | 69°F | Partly Cloudy | 10 mph ESE | 5% |
| Saturday | 87°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 9 mph S | 22% |
| Saturday Night | 68°F | Chance Showers And Thunderstorms | 6 to 9 mph S | 34% |
| Sunday | 80°F | Showers And Thunderstorms Likely | 6 to 16 mph NNE | 65% |
| Sunday Night | 59°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 14 to 18 mph NE | 65% |
| Monday | 68°F | Showers And Thunderstorms Likely | 16 to 20 mph ENE | 63% |
| Monday Night | 53°F | Chance Showers And Thunderstorms | 15 to 20 mph NE | 51% |
| Tuesday | 66°F | Chance Rain Showers | 17 mph NE | 27% |
| Tuesday Night | 51°F | Mostly Cloudy | 9 to 17 mph NNE | 7% |
| Wednesday | 69°F | Partly Sunny | 10 to 14 mph NNE | 3% |
| Wednesday Night | 52°F | Partly Cloudy | 6 to 12 mph NNE | 3% |
| Thursday | 70°F | Mostly Sunny | 7 to 10 mph NNE | 3% |
| Thursday Night | 54°F | Partly Cloudy | 6 to 9 mph NNE | 4% |
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 Sep 19, 2026.