East Alton, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for East Alton, a village in Madison County, Illinois.
Today
88°F
Sunny
Sunny, with a high near 88. South wind around 6 mph.
7-day forecast for East Alton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 88°F | Sunny | 6 mph S | 0% |
| Tonight | 68°F | Mostly Clear | 2 to 6 mph SE | 0% |
| Wednesday | 91°F | Sunny | 2 to 7 mph S | 12% |
| Wednesday Night | 71°F | Chance Showers And Thunderstorms | 3 to 7 mph S | 74% |
| Thursday | 87°F | Showers And Thunderstorms Likely | 6 mph S | 74% |
| Thursday Night | 70°F | Chance Showers And Thunderstorms | 1 to 5 mph SE | 30% |
| Friday | 87°F | Chance Showers And Thunderstorms | 5 mph SW | 30% |
| Friday Night | 71°F | Chance Showers And Thunderstorms | 1 to 5 mph S | 32% |
| Saturday | 90°F | Chance Showers And Thunderstorms then Mostly Sunny | 1 to 6 mph S | 32% |
| Saturday Night | 73°F | Mostly Clear | 6 mph S | 7% |
| Sunday | 92°F | Sunny | 5 to 9 mph S | 6% |
| Sunday Night | 75°F | Mostly Clear | 5 to 8 mph S | 5% |
| Monday | 93°F | Mostly Sunny | 5 to 9 mph SW | 5% |
| Monday Night | 75°F | Slight Chance Showers And Thunderstorms | 8 mph SW | 17% |
Forecast source: National Weather Service (api.weather.gov) for East Alton (38.884, -90.108). Updated through the day.
Growing snapshot for East Alton
Last spring frost
Apr 4
First fall frost
Nov 5
Growing season
214 days
Hardiness zone
7a
More local growing data for East Alton: nearby ZIP 62024 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Alhambra
Alton
Bethalto
Collinsville
Edwardsville
Glen Carbon
Godfrey
Granite City
Grantfork
Hamel
Hartford
Highland
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, Alton - Melvin Price L&D, Il (3.4 mi from East Alton). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.