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Iuka, IL Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Iuka, a village in Marion County, Illinois.

This Afternoon
97°F
Mostly Sunny
Mostly sunny, with a high near 97. West wind around 6 mph.

7-day forecast for Iuka

WhenTempForecastWindPrecip
This Afternoon 97°F Mostly Sunny 6 mph W 4%
Tonight 72°F Partly Cloudy 0 to 5 mph S 3%
Sunday 95°F Mostly Sunny 3 to 7 mph W 8%
Sunday Night 65°F Chance Showers And Thunderstorms 3 to 8 mph N 67%
Monday 82°F Showers And Thunderstorms Likely 6 to 9 mph NE 67%
Monday Night 59°F Chance Showers And Thunderstorms 5 to 10 mph NE 50%
Tuesday 74°F Chance Showers And Thunderstorms 6 to 12 mph NE 40%
Tuesday Night 55°F Mostly Cloudy 3 to 12 mph N 5%
Wednesday 75°F Mostly Sunny 5 to 9 mph N 4%
Wednesday Night 54°F Partly Cloudy 1 to 9 mph N 1%
Thursday 77°F Mostly Sunny 2 to 7 mph N 0%
Thursday Night 57°F Mostly Cloudy 1 to 6 mph N 4%
Friday 79°F Slight Chance Rain Showers 2 to 7 mph NE 15%
Friday Night 56°F Slight Chance Rain Showers then Partly Cloudy 2 to 7 mph NE 15%

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

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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.