Average temperatures, rainfall and packing tips for Chicago, United States in March
March in Chicago is typically cool, with average daytime highs around 10°C and nights near 1°C. Temperature-wise it sits mid-range for Chicago (the 9th warmest month).
March is one of the wetter months in Chicago, with around 116 mm of rain - plan around showers.
If your dates are flexible, the most comfortable months in Chicago are usually May, June, July, August, September and October.
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In March, Chicago averages a daytime high of about 10°C and a night-time low of around 1°C, based on recent historical data.
March is one of the wetter months in Chicago, with around 116 mm of rain - plan around showers.
March is a workable time to visit Chicago, with cool days - just pack accordingly. If your dates are flexible, the most comfortable months in Chicago are usually May, June, July, August, September and October.