Farmer City, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Farmer City, a city in De Witt County, Illinois.
Overnight
67°F
Mostly Cloudy
Mostly cloudy, with a low around 67. Southeast wind around 9 mph.
7-day forecast for Farmer City
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 67°F | Mostly Cloudy | 9 mph SE | 10% |
| Saturday | 87°F | Chance Showers And Thunderstorms | 9 mph SSE | 45% |
| Saturday Night | 67°F | Chance Showers And Thunderstorms | 5 to 8 mph SSW | 33% |
| Sunday | 78°F | Chance Showers And Thunderstorms | 5 to 16 mph N | 70% |
| Sunday Night | 57°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 15 to 18 mph NE | 63% |
| Monday | 67°F | Showers And Thunderstorms Likely | 17 to 21 mph ENE | 69% |
| Monday Night | 52°F | Chance Rain Showers | 14 to 21 mph NE | 52% |
| Tuesday | 65°F | Chance Showers And Thunderstorms | 18 mph NE | 34% |
| Tuesday Night | 50°F | Chance Showers And Thunderstorms then Mostly Cloudy | 10 to 18 mph NNE | 34% |
| Wednesday | 68°F | Mostly Sunny | 12 to 15 mph NNE | 4% |
| Wednesday Night | 52°F | Partly Cloudy | 7 to 14 mph NNE | 4% |
| Thursday | 70°F | Partly Sunny | 8 to 12 mph NNE | 3% |
| Thursday Night | 53°F | Partly Cloudy | 7 to 12 mph NNE | 3% |
| Friday | 72°F | Mostly Sunny | 8 to 12 mph NE | 3% |
Forecast source: National Weather Service (api.weather.gov) for Farmer City (40.248, -88.642). Updated through the day.
Growing snapshot for Farmer City
Last spring frost
Apr 23
First fall frost
Oct 13
Growing season
170 days
Hardiness zone
6a
More local growing data for Farmer City: nearby ZIP 61842 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Champaign 9 Sw, Il (20.1 mi from Farmer City). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.