Hettick, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hettick, a village in Macoupin County, Illinois.
This Afternoon
73°F
Rain
Rain and a slight chance of thunderstorms. Cloudy. High near 73, with temperatures falling to around 65 in the afternoon. South wind around 16 mph, with gusts as high as 26 mph. Chance of precipitation is 100%.
7-day forecast for Hettick
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 73°F | Rain | 16 mph S | 95% |
| Tonight | 51°F | Rain | 8 to 18 mph S | 90% |
| Wednesday | 61°F | Chance Rain Showers then Mostly Cloudy | 8 to 14 mph SW | 12% |
| Wednesday Night | 39°F | Partly Cloudy | 7 mph SW | 0% |
| Thursday | 63°F | Mostly Sunny | 6 to 12 mph W | 4% |
| Thursday Night | 39°F | Mostly Cloudy then Slight Chance T-storms | 5 mph NW | 21% |
| Friday | 57°F | Partly Sunny | 5 to 9 mph NW | 7% |
| Friday Night | 33°F | Mostly Cloudy | 1 to 6 mph N | 2% |
| Saturday | 55°F | Mostly Sunny | 3 mph NW | 1% |
| Saturday Night | 31°F | Partly Cloudy | 1 mph NW | 1% |
| Sunday | 61°F | Sunny | 1 to 6 mph W | 7% |
| Sunday Night | 31°F | Mostly Clear | 1 to 5 mph W | 4% |
| Monday | 65°F | Sunny | 2 to 8 mph SW | 2% |
| Monday Night | 36°F | Mostly Clear | 5 mph SW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Hettick (39.356, -90.037). Updated through the day.
Growing snapshot for Hettick
Last spring frost
Apr 14
First fall frost
Oct 21
Growing season
188 days
Hardiness zone
6a
More local growing data for Hettick: nearby ZIP 62649 weather · frost dates · planting calendar · Illinois frost dates
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Climate data from the nearest NOAA station, Carlinville, Il (11.2 mi from Hettick). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.