Hecker, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hecker, a village in Monroe County, Illinois.
This Afternoon
73°F
Rain
Rain and a slight chance of thunderstorms. Cloudy. High near 73, with temperatures falling to around 69 in the afternoon. South wind 17 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 90%.
7-day forecast for Hecker
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 73°F | Rain | 17 to 22 mph S | 92% |
| Tonight | 54°F | Rain | 7 to 15 mph S | 98% |
| Wednesday | 65°F | Mostly Cloudy | 5 to 12 mph W | 5% |
| Wednesday Night | 43°F | Partly Cloudy | 3 mph SW | 0% |
| Thursday | 68°F | Sunny | 3 to 8 mph W | 1% |
| Thursday Night | 44°F | Mostly Cloudy | 3 mph NW | 8% |
| Friday | 59°F | Partly Sunny | 5 to 9 mph NW | 4% |
| Friday Night | 39°F | Partly Cloudy | 5 mph N | 1% |
| Saturday | 56°F | Partly Sunny | 3 mph NW | 0% |
| Saturday Night | 36°F | Partly Cloudy | 1 mph NW | 0% |
| Sunday | 63°F | Sunny | 1 to 6 mph W | 6% |
| Sunday Night | 36°F | Mostly Clear | 2 mph W | 5% |
| Monday | 67°F | Sunny | 2 to 6 mph SW | 2% |
| Monday Night | 40°F | Mostly Clear | 2 mph SW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Hecker (38.305, -89.993). Updated through the day.
Growing snapshot for Hecker
Last spring frost
Apr 12
First fall frost
Oct 20
Growing season
189 days
Hardiness zone
7a
More local growing data for Hecker: nearby ZIP 62248 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Belleville Siu Rsch, Il (16.8 mi from Hecker). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.