Radom, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Radom, a village in Washington County, Illinois.
This Afternoon
97°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Sunny, with a high near 97. Heat index values as high as 103. Southwest wind around 2 mph. Chance of precipitation is 30%.
7-day forecast for Radom
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 97°F | Chance Showers And Thunderstorms | 2 mph SW | 26% |
| Tonight | 71°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 2 mph SE | 23% |
| Saturday | 98°F | Sunny | 2 to 7 mph SW | 6% |
| Saturday Night | 72°F | Partly Cloudy | 5 mph S | 0% |
| Sunday | 95°F | Mostly Sunny | 3 to 7 mph W | 11% |
| Sunday Night | 68°F | Mostly Cloudy then Chance Showers And Thunderstorms | 5 mph N | 37% |
| Monday | 85°F | Chance Showers And Thunderstorms | 5 to 10 mph N | 54% |
| Monday Night | 60°F | Chance Showers And Thunderstorms | 6 to 12 mph N | 54% |
| Tuesday | 75°F | Slight Chance Showers And Thunderstorms then Partly Sunny | 7 to 13 mph N | 23% |
| Tuesday Night | 55°F | Partly Cloudy | 5 to 13 mph N | 6% |
| Wednesday | 75°F | Mostly Sunny | 6 to 10 mph N | 3% |
| Wednesday Night | 55°F | Partly Cloudy | 2 to 8 mph N | 2% |
| Thursday | 76°F | Mostly Sunny | 3 to 9 mph N | 1% |
| Thursday Night | 57°F | Partly Cloudy | 2 to 7 mph NE | 2% |
Forecast source: National Weather Service (api.weather.gov) for Radom (38.280, -89.192). Updated through the day.
Growing snapshot for Radom
Last spring frost
Apr 7
First fall frost
Oct 26
Growing season
201 days
Hardiness zone
6b
More local growing data for Radom: nearby ZIP 62876 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Nashville 1 E, Il (10 mi from Radom). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.