Rockbridge, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Rockbridge, a village in Greene County, Illinois.
Tonight
69°F
Partly Cloudy
Partly cloudy, with a low around 69. Southeast wind 5 to 8 mph.
7-day forecast for Rockbridge
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 69°F | Partly Cloudy | 5 to 8 mph SE | 12% |
| Saturday | 96°F | Mostly Sunny | 3 to 7 mph SW | 7% |
| Saturday Night | 68°F | Partly Cloudy then Slight Chance Rain Showers | 5 mph SW | 12% |
| Sunday | 89°F | Chance Rain Showers then Chance Showers And Thunderstorms | 1 to 7 mph NW | 43% |
| Sunday Night | 61°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 to 8 mph NE | 65% |
| Monday | 75°F | Showers And Thunderstorms Likely | 5 to 9 mph NE | 66% |
| Monday Night | 55°F | Chance Showers And Thunderstorms | 6 to 10 mph NE | 54% |
| Tuesday | 70°F | Slight Chance Rain Showers then Mostly Cloudy | 10 mph NE | 22% |
| Tuesday Night | 50°F | Mostly Cloudy | 3 to 10 mph N | 4% |
| Wednesday | 73°F | Mostly Sunny | 5 to 8 mph N | 1% |
| Wednesday Night | 51°F | Partly Cloudy | 2 to 7 mph N | 1% |
| Thursday | 74°F | Mostly Sunny | 2 to 7 mph N | 4% |
| Thursday Night | 54°F | Partly Cloudy | 2 to 6 mph NE | 4% |
| Friday | 75°F | Mostly Sunny | 2 to 6 mph NE | 5% |
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 Sep 19, 2026.