Carman, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Carman, a community in Henderson County, Illinois.
Today
88°F
Sunny
Sunny, with a high near 88. South wind around 5 mph.
7-day forecast for Carman
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 88°F | Sunny | 5 mph S | 2% |
| Tonight | 68°F | Chance Showers And Thunderstorms | 0 to 5 mph E | 29% |
| Wednesday | 81°F | Chance Showers And Thunderstorms | 5 mph SW | 68% |
| Wednesday Night | 64°F | Showers And Thunderstorms | 0 to 5 mph NE | 86% |
| Thursday | 80°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 0 to 5 mph NE | 64% |
| Thursday Night | 63°F | Partly Cloudy | 0 mph | 10% |
| Friday | 83°F | Mostly Sunny | 0 mph | 6% |
| Friday Night | 66°F | Mostly Clear | 0 mph | 14% |
| Saturday | 86°F | Sunny | 0 to 5 mph S | 14% |
| Saturday Night | 71°F | Mostly Clear | 5 mph S | 9% |
| Sunday | 88°F | Sunny | 5 to 10 mph SW | 9% |
| Sunday Night | 71°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 5 to 10 mph S | 20% |
| Monday | 88°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph S | 20% |
| Monday Night | 72°F | Chance Showers And Thunderstorms | 5 to 10 mph S | 27% |
Forecast source: National Weather Service (api.weather.gov) for Carman (40.736, -91.062). Updated through the day.
Growing snapshot for Carman
Last spring frost
Apr 18
First fall frost
Oct 20
Growing season
185 days
Hardiness zone
6a
More local growing data for Carman: nearby ZIP 61425 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Burlington 2S, Ia (4.1 mi from Carman). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.