East Chicago, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for East Chicago, a city in Lake County, Indiana.
This Afternoon
66°F
Slight Chance Rain Showers
A slight chance of rain showers and a slight chance of drizzle. Cloudy. High near 66, with temperatures falling to around 56 in the afternoon. Southwest wind around 15 mph, with gusts as high as 25 mph.
7-day forecast for East Chicago
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 66°F | Slight Chance Rain Showers | 15 mph SW | 3% |
| Tonight | 48°F | Slight Chance Rain Showers then Slight Chance Rain | 15 mph SW | 17% |
| Thursday | 55°F | Mostly Cloudy then Chance Rain | 10 to 15 mph WSW | 47% |
| Thursday Night | 41°F | Rain Likely | 10 to 15 mph NW | 66% |
| Friday | 51°F | Slight Chance Rain | 15 mph NNW | 22% |
| Friday Night | 38°F | Mostly Cloudy | 10 to 15 mph NNW | 7% |
| Saturday | 51°F | Mostly Sunny | 5 to 10 mph NW | 3% |
| Saturday Night | 36°F | Mostly Clear | 5 mph W | 0% |
| Sunday | 56°F | Sunny | 5 to 10 mph W | 1% |
| Sunday Night | 39°F | Mostly Clear | 5 mph W | 0% |
| Monday | 60°F | Sunny | 5 to 10 mph WSW | 0% |
| Monday Night | 43°F | Mostly Clear | 5 to 10 mph WSW | 0% |
| Tuesday | 60°F | Sunny | 5 mph WNW | 1% |
| Tuesday Night | 42°F | Partly Cloudy | 0 to 5 mph NW | 2% |
Forecast source: National Weather Service (api.weather.gov) for East Chicago (41.648, -87.453). Updated through the day.
Growing snapshot for East Chicago
Last spring frost
Apr 23
First fall frost
Oct 20
Growing season
179 days
Hardiness zone
6a
More local growing data for East Chicago: nearby ZIP 46312 weather · frost dates · planting calendar · Indiana frost dates
Nearby towns & communities
Cedar Lake
Crown Point
Dyer
Gary
Griffith
Hammond
Highland
Hobart
Lake Dalecarlia
Lake Station
Leroy
Lowell
Merrillville
Munster
New Chicago
Ross
Schererville
Schneider
Shelby
St. John
Whiting
Winfield
Climate data from the nearest NOAA station, Park Forest, Il (16 mi from East Chicago). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.