East Brooklyn, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for East Brooklyn, a village in Grundy County, Illinois.
Overnight
59°F
Rain Showers
Rain showers. Cloudy. Low around 59, with temperatures rising to around 62 overnight. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for East Brooklyn
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 59°F | Rain Showers | 15 mph S | 84% |
| Wednesday | 64°F | Slight Chance Rain Showers then Mostly Cloudy | 15 mph SW | 23% |
| Wednesday Night | 46°F | Mostly Cloudy | 10 to 15 mph SW | 7% |
| Thursday | 59°F | Mostly Cloudy then Chance Rain Showers | 10 to 15 mph WSW | 29% |
| Thursday Night | 41°F | Chance Rain Showers | 5 to 10 mph NW | 46% |
| Friday | 52°F | Partly Sunny | 10 mph NNW | 10% |
| Friday Night | 33°F | Partly Cloudy | 5 to 10 mph NNW | 0% |
| Saturday | 53°F | Sunny | 0 to 5 mph NW | 0% |
| Saturday Night | 32°F | Mostly Clear | 0 mph | 1% |
| Sunday | 57°F | Sunny | 0 to 5 mph W | 4% |
| Sunday Night | 33°F | Mostly Clear | 0 to 5 mph W | 1% |
| Monday | 64°F | Sunny | 0 to 5 mph SW | 0% |
| Monday Night | 38°F | Mostly Clear | 0 to 5 mph WSW | 1% |
| Tuesday | 64°F | Sunny | 0 to 5 mph WNW | 1% |
Forecast source: National Weather Service (api.weather.gov) for East Brooklyn (41.173, -88.265). Updated through the day.
Growing snapshot for East Brooklyn
Last spring frost
Apr 27
First fall frost
Oct 15
Growing season
170 days
Hardiness zone
5b
More local growing data for East Brooklyn: nearby ZIP 60474 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Braceville
Carbon Hill
Coal City
Diamond
Gardner
Godley
Kinsman
Mazon
Morris
South Wilmington
Verona
Climate data from the nearest NOAA station, Dwight, Il (8.9 mi from East Brooklyn). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.