Carbon Hill, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Carbon Hill, a village in Grundy County, Illinois.
This Afternoon
76°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Cloudy. High near 76, with temperatures falling to around 74 in the afternoon. South wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Carbon Hill
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 76°F | Slight Chance Showers And Thunderstorms | 5 mph S | 22% |
| Tonight | 67°F | Showers And Thunderstorms | 0 to 5 mph SSE | 83% |
| Sunday | 71°F | Showers And Thunderstorms | 5 to 15 mph NNE | 82% |
| Sunday Night | 58°F | Chance Rain Showers | 10 to 15 mph NE | 38% |
| Monday | 67°F | Chance Rain Showers | 10 to 15 mph ENE | 51% |
| Monday Night | 54°F | Chance Rain Showers | 10 to 15 mph ENE | 33% |
| Tuesday | 65°F | Chance Rain Showers | 10 to 15 mph NE | 34% |
| Tuesday Night | 54°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NE | 16% |
| Wednesday | 67°F | Partly Sunny | 5 to 10 mph NNE | 12% |
| Wednesday Night | 54°F | Mostly Cloudy | 0 to 5 mph NNE | 5% |
| Thursday | 70°F | Partly Sunny | 0 to 5 mph NNE | 3% |
| Thursday Night | 55°F | Mostly Cloudy | 0 to 5 mph NE | 8% |
| Friday | 74°F | Partly Sunny | 0 to 5 mph NE | 5% |
| Friday Night | 55°F | Partly Cloudy | 0 to 5 mph NE | 4% |
Forecast source: National Weather Service (api.weather.gov) for Carbon Hill (41.297, -88.300). Updated through the day.
Growing snapshot for Carbon Hill
Last spring frost
Apr 16
First fall frost
Oct 26
Growing season
191 days
Hardiness zone
5b
More local growing data for Carbon Hill: nearby ZIP 60416 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Braceville
Coal City
Diamond
East Brooklyn
Gardner
Godley
Kinsman
Mazon
Morris
South Wilmington
Verona
Climate data from the nearest NOAA station, Channahon Dresden Isl Dam, Il (7.2 mi from Carbon Hill). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.