Historical weather data, all-time temperature records, and monthly climate averages for Belmont Cragin, IL. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 4th in Belmont Cragin typically lands in that awkward spring gray zone — average highs of 52° with lows still dipping to 33°. There's a coin-flip chance of rain (49%), though snow is unlikely at just 5%. The range of outcomes on this date is wide: it's hit 76° as recently as 2010, but bottomed out at 13° back in 1975.
Belmont Cragin earns its Chicago stripes with a punishing weather range — from a brutal -27° in January 1985 to a scorching 104° in June 1988, a 131-degree spread between extremes. Summer storms can unload fast: the wettest day on record dumped 6.86 inches on July 23, 2011, and a single January storm in 1999 buried the neighborhood under 18.6 inches of snow.
Summer is the sweet spot here, with mid-July averaging highs of 85° — and that same week is also the wettest, so pack accordingly. Winters are genuinely cold, with January highs averaging just 29° during the chilliest stretch. For the most comfortable visit, aim for late May through early June or September, when highs are in the 70s and the humidity hasn't taken over.