Harman US

West Brooklyn, IL Weather & Growing Conditions

Overnight
56°F
Rain
Rain. Cloudy. Low around 56, with temperatures rising to around 59 overnight. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Overnight 56°F Rain 15 mph S 84%
Wednesday 59°F Chance Rain then Chance Rain Showers 15 mph SSW 39%
Wednesday Night 47°F Slight Chance Rain Showers 15 mph SW 20%
Thursday 55°F Chance Rain Showers 10 to 15 mph WSW 49%
Thursday Night 42°F Chance Rain Showers 5 to 10 mph NW 39%
Friday 51°F Slight Chance Rain Showers then Mostly Cloudy 10 mph N 16%
Friday Night 35°F Partly Cloudy 0 to 10 mph NNW 1%
Saturday 51°F Mostly Sunny 0 to 5 mph WNW 2%
Saturday Night 35°F Partly Cloudy 0 to 5 mph WSW 4%
Sunday 57°F Mostly Sunny 5 to 10 mph W 12%
Sunday Night 36°F Mostly Clear 5 mph W 5%
Monday 61°F Sunny 5 to 10 mph SW 2%
Monday Night 41°F Mostly Clear 5 to 10 mph W 1%
Tuesday 62°F Sunny 5 mph WNW 0%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for West Brooklyn, IL

Last spring frost
Apr 27
First fall frost
Oct 12
Growing season
167 days
Hardiness zone
5b

Explore more for West Brooklyn, IL: full frost dates · planting calendar · Illinois frost dates

Climate data from the nearest NOAA station, Compton 1 Nw, Il (3.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.