Highland, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Highland, a city in Madison County, Illinois.
Tonight
72°F
Partly Cloudy
Partly cloudy, with a low around 72. Southeast wind 5 to 8 mph.
7-day forecast for Highland
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 72°F | Partly Cloudy | 5 to 8 mph SE | 12% |
| Saturday | 96°F | Mostly Sunny | 3 to 7 mph SW | 6% |
| Saturday Night | 72°F | Partly Cloudy | 5 mph S | 2% |
| Sunday | 93°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 2 to 7 mph W | 19% |
| Sunday Night | 66°F | Chance Showers And Thunderstorms | 8 mph N | 54% |
| Monday | 80°F | Showers And Thunderstorms Likely | 6 to 12 mph NE | 65% |
| Monday Night | 59°F | Showers And Thunderstorms Likely | 7 to 13 mph NE | 65% |
| Tuesday | 72°F | Chance Rain Showers then Mostly Cloudy | 9 to 13 mph N | 25% |
| Tuesday Night | 54°F | Mostly Cloudy | 5 to 14 mph N | 6% |
| Wednesday | 74°F | Mostly Sunny | 6 to 10 mph N | 3% |
| Wednesday Night | 55°F | Partly Cloudy | 2 to 9 mph N | 2% |
| Thursday | 76°F | Mostly Sunny | 3 to 8 mph N | 2% |
| Thursday Night | 57°F | Partly Cloudy | 2 to 8 mph N | 2% |
| Friday | 76°F | Mostly Sunny | 3 to 8 mph NE | 4% |
Forecast source: National Weather Service (api.weather.gov) for Highland (38.770, -89.686). Updated through the day.
Growing snapshot for Highland
Last spring frost
Apr 6
First fall frost
Oct 29
Growing season
204 days
Hardiness zone
6b
More local growing data for Highland: nearby ZIP 62249 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Alhambra
Alton
Bethalto
Collinsville
East Alton
Edwardsville
Glen Carbon
Godfrey
Granite City
Grantfork
Hamel
Hartford
Holiday Shores
Livingston
Madison
Marine
Maryville
Mitchell
Moro
New Douglas
Pontoon Beach
Prairietown
Rosewood Heights
Roxana
South Roxana
St. Jacob
Troy
Venice
Williamson
Wood River
Climate data from the nearest NOAA station, Carlyle Rsvr, Il (18.7 mi from Highland). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.