Rockbridge, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Rockbridge, a village in Greene County, Illinois.
Overnight
64°F
Clear
Clear, with a low around 64. East wind around 2 mph.
7-day forecast for Rockbridge
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 64°F | Clear | 2 mph E | 0% |
| Tuesday | 87°F | Sunny | 5 mph S | 0% |
| Tuesday Night | 65°F | Mostly Clear | 5 mph SE | 0% |
| Wednesday | 88°F | Mostly Sunny then Isolated Showers And Thunderstorms | 6 mph S | 16% |
| Wednesday Night | 67°F | Chance Showers And Thunderstorms | 5 mph S | 82% |
| Thursday | 84°F | Showers And Thunderstorms | 5 mph SW | 82% |
| Thursday Night | 65°F | Slight Chance Showers And Thunderstorms | 3 mph SE | 21% |
| Friday | 85°F | Partly Sunny | 3 mph SW | 14% |
| Friday Night | 66°F | Chance Showers And Thunderstorms | 2 mph S | 26% |
| Saturday | 88°F | Chance Showers And Thunderstorms then Mostly Sunny | 5 mph S | 26% |
| Saturday Night | 70°F | Mostly Clear | 6 mph S | 6% |
| Sunday | 90°F | Sunny | 5 to 9 mph S | 5% |
| Sunday Night | 72°F | Mostly Clear | 8 mph S | 4% |
| Monday | 91°F | Mostly Sunny | 8 mph SW | 6% |
Forecast source: National Weather Service (api.weather.gov) for Rockbridge (39.269, -90.207). Updated through the day.
Growing snapshot for Rockbridge
Last spring frost
Apr 14
First fall frost
Oct 19
Growing season
187 days
Hardiness zone
6b
More local growing data for Rockbridge: nearby ZIP 62081 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Jerseyville 2 Sw, Il (12.9 mi from Rockbridge). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.