Weather December 2024 Chicago Weather Forecast. A shift in chicago's weather is observed as november turns into december, with the average high temperature reducing from a frosty 46°f (7.8°c) to a cold 35.8°f (2.1°c). Chicago records a slight downturn in temperature to.
Insights into temperature, precipitation, and weather trends. Weather.com brings you the most accurate monthly weather forecast for chicago, il with average/record and high/low temperatures, precipitation and more.
