wilmette hourly weather
Hourly Forecast Detailed. 1  0am:The Wilmette, IL forecast for Apr 03 is 42 degrees and Patchy rain possible. There is 77 percentage chance of rain and 6 mph winds from the Southeast. 2  3am:The Wilmette, IL forecast for Apr 03 is 44 degrees and Patchy light rain. There is 81 percentage chance of rain and 7 mph winds from the Southeast.