Roseville, IL Weather & Growing Conditions
Today
88°F
Mostly Sunny
Mostly sunny, with a high near 88. South wind 5 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 88°F | Mostly Sunny | 5 to 10 mph S | 1% |
| Tonight | 68°F | Mostly Cloudy then Chance Showers And Thunderstorms | 0 to 5 mph SE | 35% |
| Wednesday | 82°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 63% |
| Wednesday Night | 64°F | Showers And Thunderstorms | 0 to 5 mph N | 88% |
| Thursday | 81°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 0 mph | 66% |
| Thursday Night | 62°F | Partly Cloudy | 0 mph | 14% |
| Friday | 83°F | Mostly Sunny | 0 mph | 9% |
| Friday Night | 65°F | Mostly Clear | 0 mph | 12% |
| Saturday | 86°F | Sunny | 0 to 5 mph S | 11% |
| Saturday Night | 69°F | Mostly Clear | 0 to 5 mph S | 8% |
| Sunday | 88°F | Sunny | 5 to 10 mph SW | 8% |
| Sunday Night | 70°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 5 to 10 mph S | 24% |
| Monday | 87°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 24% |
| Monday Night | 71°F | Slight Chance Showers And Thunderstorms | 5 mph S | 29% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Roseville, IL
Last spring frost
Apr 22
First fall frost
Oct 19
Growing season
177 days
Hardiness zone
5b
Explore more for Roseville, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Avon, Il (9.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.