Vernon Hills, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Vernon Hills, a village in Lake County, Illinois.
Tonight
61°F
Mostly Cloudy then Showers And Thunderstorms Likely
Showers and thunderstorms likely after midnight. Mostly cloudy, with a low around 61. East southeast wind 10 to 15 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast for Vernon Hills
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 61°F | Mostly Cloudy then Showers And Thunderstorms Likely | 10 to 15 mph ESE | 64% |
| Saturday | 76°F | Showers And Thunderstorms then Showers And Thunderstorms Likely | 10 to 15 mph SE | 94% |
| Saturday Night | 63°F | Showers And Thunderstorms Likely then Showers And Thunderstorms | 5 to 10 mph NE | 80% |
| Sunday | 67°F | Showers And Thunderstorms Likely | 10 to 15 mph NNE | 74% |
| Sunday Night | 56°F | Chance Rain Showers | 15 mph NE | 47% |
| Monday | 64°F | Chance Rain Showers | 15 mph ENE | 42% |
| Monday Night | 52°F | Chance Rain Showers | 10 to 15 mph ENE | 35% |
| Tuesday | 63°F | Slight Chance Rain Showers | 10 to 15 mph NE | 21% |
| Tuesday Night | 52°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NE | 18% |
| Wednesday | 65°F | Partly Sunny | 5 to 10 mph NE | 12% |
| Wednesday Night | 52°F | Mostly Cloudy | 5 mph NNE | 4% |
| Thursday | 67°F | Partly Sunny | 5 mph NNE | 6% |
| Thursday Night | 53°F | Mostly Cloudy | 0 to 5 mph NNE | 5% |
| Friday | 69°F | Mostly Sunny | 0 to 5 mph NNE | 5% |
Forecast source: National Weather Service (api.weather.gov) for Vernon Hills (42.234, -87.961). Updated through the day.
Growing snapshot for Vernon Hills
Last spring frost
Apr 29
First fall frost
Oct 20
Growing season
172 days
Hardiness zone
6a
More local growing data for Vernon Hills: nearby ZIP 60061 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Antioch
Bannockburn
Beach Park
Buffalo Grove
Burtons Bridge
Deer Park
Deerfield
Forest Lake
Fox Lake
Fox Lake Hills
Gages Lake
Grandwood Park
Grayslake
Green Oaks
Gurnee
Hainesville
Hawthorn Woods
Highland Park
Highwood
Holiday Hills
Indian Creek
Island Lake
Kildeer
Knollwood
Lake Bluff
Lake Forest
Lake Villa
Lake Zurich
Libertyville
Lincolnshire
Climate data from the nearest NOAA station, Mundelein 4 Wsw, Il (6.3 mi from Vernon Hills). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.