Iuka, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Iuka, a village in Marion County, Illinois.
Today
97°F
Mostly Sunny
Mostly sunny, with a high near 97. Southwest wind 1 to 7 mph.
7-day forecast for Iuka
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 97°F | Mostly Sunny | 1 to 7 mph SW | 7% |
| Tonight | 72°F | Partly Cloudy | 1 to 5 mph SW | 4% |
| Sunday | 94°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 2 to 7 mph W | 21% |
| Sunday Night | 65°F | Chance Showers And Thunderstorms | 5 to 8 mph NE | 51% |
| Monday | 80°F | Showers And Thunderstorms Likely | 6 to 12 mph NE | 67% |
| Monday Night | 58°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 6 to 12 mph NE | 67% |
| Tuesday | 73°F | Chance Showers And Thunderstorms | 8 to 12 mph N | 29% |
| Tuesday Night | 54°F | Mostly Cloudy | 3 to 12 mph N | 14% |
| Wednesday | 75°F | Mostly Sunny | 5 to 10 mph N | 4% |
| Wednesday Night | 54°F | Partly Cloudy | 2 to 9 mph N | 2% |
| Thursday | 76°F | Mostly Sunny | 3 to 9 mph N | 2% |
| Thursday Night | 56°F | Partly Cloudy | 2 to 8 mph NE | 3% |
| Friday | 78°F | Mostly Sunny | 3 to 8 mph NE | 3% |
| Friday Night | 55°F | Partly Cloudy | 2 to 7 mph NE | 2% |
Forecast source: National Weather Service (api.weather.gov) for Iuka (38.618, -88.788). Updated through the day.
Growing snapshot for Iuka
Last spring frost
Apr 9
First fall frost
Oct 26
Growing season
197 days
Hardiness zone
6b
More local growing data for Iuka: nearby ZIP 62849 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Salem, Il (10 mi from Iuka). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.