Cerro Gordo, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Cerro Gordo, a village in Piatt County, Illinois.
This Afternoon
85°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 5pm. Mostly sunny, with a high near 85. East northeast wind around 10 mph. Chance of precipitation is 30%.
7-day forecast for Cerro Gordo
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 85°F | Chance Showers And Thunderstorms | 10 mph ENE | 32% |
| Tonight | 70°F | Partly Cloudy | 10 mph ESE | 5% |
| Saturday | 90°F | Slight Chance Showers And Thunderstorms | 10 mph SSW | 22% |
| Saturday Night | 69°F | Slight Chance Showers And Thunderstorms | 8 mph S | 22% |
| Sunday | 84°F | Chance Showers And Thunderstorms | 5 to 13 mph NNW | 43% |
| Sunday Night | 60°F | Chance Showers And Thunderstorms | 15 mph NE | 67% |
| Monday | 70°F | Showers And Thunderstorms Likely | 17 mph NE | 69% |
| Monday Night | 54°F | Showers And Thunderstorms Likely | 14 to 18 mph NE | 61% |
| Tuesday | 67°F | Chance Rain Showers | 17 mph NE | 35% |
| Tuesday Night | 52°F | Mostly Cloudy | 9 to 16 mph NNE | 8% |
| Wednesday | 70°F | Partly Sunny | 13 mph NNE | 3% |
| Wednesday Night | 53°F | Partly Cloudy | 6 to 13 mph NNE | 3% |
| Thursday | 71°F | Mostly Sunny | 7 to 10 mph NNE | 3% |
| Thursday Night | 54°F | Partly Cloudy | 5 to 9 mph NNE | 5% |
Forecast source: National Weather Service (api.weather.gov) for Cerro Gordo (39.889, -88.734). Updated through the day.
Growing snapshot for Cerro Gordo
Last spring frost
Apr 16
First fall frost
Oct 22
Growing season
187 days
Hardiness zone
6a
More local growing data for Cerro Gordo: nearby ZIP 61818 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Decatur Ap, Il (8.7 mi from Cerro Gordo). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.