Compton, IL Weather & Growing Conditions
This Afternoon
67°F
Rain Showers
Rain showers. Cloudy. High near 67, with temperatures falling to around 65 in the afternoon. South wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 67°F | Rain Showers | 15 to 20 mph S | 77% |
| Tonight | 56°F | Rain Showers | 15 mph S | 90% |
| Wednesday | 58°F | Chance Rain Showers | 15 mph SSW | 40% |
| Wednesday Night | 46°F | Mostly Cloudy then Slight Chance Rain Showers | 15 mph SW | 19% |
| Thursday | 54°F | Chance Rain Showers | 10 to 15 mph WSW | 49% |
| Thursday Night | 42°F | Chance Rain Showers | 5 to 10 mph NW | 39% |
| Friday | 50°F | Slight Chance Rain Showers then Partly Sunny | 10 mph N | 17% |
| Friday Night | 35°F | Partly Cloudy | 5 to 10 mph NNW | 1% |
| Saturday | 50°F | Mostly Sunny | 5 mph WNW | 2% |
| Saturday Night | 35°F | Partly Cloudy | 0 to 5 mph WSW | 4% |
| Sunday | 56°F | Mostly Sunny | 5 to 10 mph W | 12% |
| Sunday Night | 37°F | Mostly Clear | 5 mph W | 5% |
| Monday | 60°F | Sunny | 5 to 10 mph SW | 2% |
| Monday Night | 41°F | Mostly Clear | 5 to 10 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Compton, IL
Last spring frost
Apr 27
First fall frost
Oct 12
Growing season
167 days
Hardiness zone
5b
Explore more for Compton, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Compton 1 Nw, Il (1.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.