Mitchell, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mitchell, a community in Madison County, Illinois.
Overnight
66°F
Patchy Fog
Patchy fog. Clear, with a low around 66. East wind around 2 mph.
7-day forecast for Mitchell
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 66°F | Patchy Fog | 2 mph E | 0% |
| Tuesday | 88°F | Patchy Fog then Sunny | 5 mph SE | 0% |
| Tuesday Night | 68°F | Mostly Clear | 2 to 6 mph SE | 0% |
| Wednesday | 90°F | Sunny | 2 to 7 mph S | 12% |
| Wednesday Night | 71°F | Slight Chance Showers And Thunderstorms | 7 mph S | 71% |
| Thursday | 87°F | Showers And Thunderstorms Likely | 7 mph S | 71% |
| Thursday Night | 70°F | Chance Showers And Thunderstorms | 5 mph SE | 36% |
| Friday | 87°F | Chance Showers And Thunderstorms | 5 mph SW | 36% |
| Friday Night | 70°F | Chance Showers And Thunderstorms | 5 mph S | 33% |
| Saturday | 89°F | Chance Showers And Thunderstorms then Mostly Sunny | 2 to 6 mph S | 33% |
| Saturday Night | 72°F | Mostly Clear | 7 mph S | 7% |
| Sunday | 92°F | Sunny | 5 to 9 mph S | 7% |
| Sunday Night | 74°F | Mostly Clear | 8 mph S | 5% |
| Monday | 93°F | Mostly Sunny | 6 to 9 mph SW | 5% |
Forecast source: National Weather Service (api.weather.gov) for Mitchell (38.763, -90.082). Updated through the day.
Growing snapshot for Mitchell
Last spring frost
Apr 8
First fall frost
Oct 26
Growing season
200 days
Hardiness zone
7a
More local growing data for Mitchell: nearby ZIP 62040 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
Highland
Holiday Shores
Livingston
Madison
Marine
Maryville
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, Cahokia St Louis Ap, Il (10.4 mi from Mitchell). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.