Historical weather data, all-time temperature records, and monthly climate averages for South Lawndale, IL. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 5 in South Lawndale runs mild but unpredictable — expect a high around 55° and a low near 37°, though this date has swung anywhere from 24° (2018) to 78° (2021). There's a 36% chance of rain, so an umbrella isn't a bad call, but snow is essentially off the table.
South Lawndale earns its Chicago-area reputation the hard way: a scorching 104° in July 1999 and a brutal -22° in January 2019 represent a 126-degree swing between extremes. The wettest single day on record dumped 5.2 inches in October 2017, and an epic December snowstorm in 2000 piled up 14.3 inches in a single day.
Summer is the sweet spot here, with average highs peaking around 85-86° in mid-July, while mid-January bottoms out near 30°. If you want to avoid the wet season, steer clear of early May — the week of May 7-13 is the rainiest of the year. Spring and fall offer comfortable shoulder-season temps in the 60s and 70s.