Crossville, IL Weather & Growing Conditions
Tonight
72°F
Slight Chance Showers And Thunderstorms then Partly Cloudy
A slight chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 72. East southeast wind around 3 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 72°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 3 mph ESE | 19% |
| Saturday | 98°F | Sunny | 2 to 7 mph SSW | 11% |
| Saturday Night | 73°F | Partly Cloudy | 5 mph SSW | 8% |
| Sunday | 97°F | Mostly Sunny | 3 to 8 mph W | 12% |
| Sunday Night | 69°F | Partly Cloudy then Slight Chance Rain Showers | 6 mph NNE | 21% |
| Monday | 88°F | Chance Showers And Thunderstorms | 5 to 12 mph NNE | 45% |
| Monday Night | 63°F | Chance Showers And Thunderstorms | 7 to 14 mph NNE | 45% |
| Tuesday | 77°F | Chance Showers And Thunderstorms | 8 to 14 mph NNE | 36% |
| Tuesday Night | 58°F | Mostly Cloudy | 6 to 15 mph NNE | 9% |
| Wednesday | 76°F | Mostly Sunny | 6 to 10 mph N | 3% |
| Wednesday Night | 57°F | Partly Cloudy | 3 to 10 mph NNE | 3% |
| Thursday | 77°F | Mostly Sunny | 3 to 9 mph N | 3% |
| Thursday Night | 59°F | Partly Cloudy | 3 to 9 mph NNE | 3% |
| Friday | 78°F | Mostly Sunny | 3 to 9 mph NNE | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Crossville, IL
Last spring frost
Apr 7
First fall frost
Oct 25
Growing season
201 days
Hardiness zone
7a
Explore more for Crossville, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Grayville, Il (7.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.