Harman US

Ellis Grove, IL Weather & Growing Conditions

Tonight
56°F
Rain
Rain and a slight chance of thunderstorms before 3am, then a slight chance of drizzle between 3am and 5am. Cloudy, with a low around 56. South wind 6 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.

7-day forecast

WhenTempForecastWindPrecip
Tonight 56°F Rain 6 to 16 mph S 99%
Wednesday 66°F Partly Sunny 5 to 10 mph SW 3%
Wednesday Night 43°F Partly Cloudy 5 mph SW 0%
Thursday 68°F Sunny 3 to 7 mph W 0%
Thursday Night 44°F Mostly Cloudy 6 mph NW 6%
Friday 59°F Partly Sunny 6 to 10 mph NW 2%
Friday Night 39°F Mostly Cloudy 6 mph N 0%
Saturday 57°F Partly Sunny 5 mph N 0%
Saturday Night 36°F Partly Cloudy 2 mph NW 1%
Sunday 63°F Sunny 2 to 6 mph W 4%
Sunday Night 36°F Mostly Clear 3 mph W 5%
Monday 66°F Sunny 2 to 7 mph W 2%
Monday Night 40°F Mostly Clear 3 mph SW 0%
Tuesday 69°F Sunny 5 mph SW 0%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Ellis Grove, IL

Last spring frost
Apr 8
First fall frost
Oct 30
Growing season
202 days
Hardiness zone
7a

Explore more for Ellis Grove, IL: full frost dates · planting calendar · Illinois frost dates

Climate data from the nearest NOAA station, Kaskaskia Rvr Navigation Lock, Il (3.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.