The highest day temperature in March 2026 was 80°F. The lowest night temperature was 13°F. The average values for day and night temperatures during March were 50.9°F и 37.4°F respectivly.

Most of the days in March are gloomy but you can also expect sunny days.

Precipitation total in March for Naperville is 0.9 in.

The average wind speed in March is 10.4 mph. It makes March the most windy month of the year for Naperville.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Naperville in March is 5.8 hours.