Hardin, IL Weather & Growing Conditions
Tonight
72°F
Partly Cloudy
Partly cloudy, with a low around 72. Southeast wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 72°F | Partly Cloudy | 5 mph SE | 13% |
| Saturday | 95°F | Partly Sunny | 7 mph SW | 7% |
| Saturday Night | 71°F | Partly Cloudy then Slight Chance Rain Showers | 3 mph SW | 13% |
| Sunday | 88°F | Chance Rain Showers then Chance Showers And Thunderstorms | 6 mph NW | 42% |
| Sunday Night | 64°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 8 mph NE | 69% |
| Monday | 74°F | Showers And Thunderstorms Likely | 6 to 9 mph NE | 69% |
| Monday Night | 58°F | Chance Showers And Thunderstorms | 7 to 10 mph N | 54% |
| Tuesday | 68°F | Slight Chance Rain Showers then Mostly Cloudy | 9 mph N | 22% |
| Tuesday Night | 53°F | Mostly Cloudy | 3 to 8 mph N | 5% |
| Wednesday | 72°F | Mostly Sunny | 7 mph N | 0% |
| Wednesday Night | 54°F | Partly Cloudy | 2 to 6 mph N | 1% |
| Thursday | 74°F | Mostly Sunny | 2 to 6 mph N | 4% |
| Thursday Night | 57°F | Partly Cloudy | 5 mph NE | 4% |
| Friday | 74°F | Mostly Sunny | 2 to 6 mph NE | 7% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Hardin, IL
Last spring frost
Apr 20
First fall frost
Oct 20
Growing season
181 days
Hardiness zone
6b
Explore more for Hardin, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Elsberry 1 S, Mo (8.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.