Historical weather data, all-time temperature records, and monthly climate averages for Beach Park, IL. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 5 in Beach Park sits right on the edge of winter's exit, with an average high of just 50° and lows still dipping to freezing. The range of outcomes on this date is wild — it's hit 76° as recently as 1991, but also bottomed out at 16° back in 1982. There's a 38% chance of rain, with just a slim 4% shot at snow.
Beach Park has seen the full extremes of Midwest weather, from a scorching 105° on July 4th, 2012 to a brutal -31° in January 1982 — a swing of 136 degrees. A single October storm in 1965 dumped 5.66 inches of rain, and a February 2011 blizzard buried the area under 16.8 inches of snow in one day.
Summer is the sweet spot here, with late July averaging highs of 81° and the best chance of sunshine — though it's also the wettest stretch of the year. Winter bites hard: mid-January averages just 29° for a high, and the cold lingers well into March. If you're planning a visit, May through September is your window.