Ellis Grove, IL Weather & Growing Conditions
Today
97°F
Mostly Sunny
Mostly sunny, with a high near 97. Heat index values as high as 100. Southwest wind 3 to 7 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 97°F | Mostly Sunny | 3 to 7 mph SW | 2% |
| Tonight | 71°F | Mostly Clear | 5 mph S | 3% |
| Sunday | 94°F | Slight Chance Rain Showers then Mostly Sunny | 5 mph W | 17% |
| Sunday Night | 66°F | Slight Chance Showers And Thunderstorms | 6 mph N | 48% |
| Monday | 81°F | Showers And Thunderstorms Likely | 5 to 8 mph N | 62% |
| Monday Night | 58°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 8 mph N | 62% |
| Tuesday | 73°F | Slight Chance Showers And Thunderstorms then Partly Sunny | 10 mph N | 22% |
| Tuesday Night | 53°F | Mostly Cloudy | 5 to 10 mph N | 7% |
| Wednesday | 74°F | Mostly Sunny | 9 mph N | 2% |
| Wednesday Night | 53°F | Partly Cloudy | 2 to 7 mph N | 1% |
| Thursday | 76°F | Mostly Sunny | 3 to 8 mph N | 2% |
| Thursday Night | 55°F | Partly Cloudy | 2 to 6 mph N | 4% |
| Friday | 78°F | Mostly Sunny | 3 to 7 mph NE | 4% |
| Friday Night | 55°F | Partly Cloudy | 6 mph NE | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Ellis Grove, IL
Last spring frost
Apr 12
First fall frost
Oct 22
Growing season
191 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, Sparta 1 W, Il (6.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.