Average monthly wind speed in Downers Grove (IL)

On this page you will find more information about the mean monthly wind speed over the year in Downers Grove (Illinois), the United States of America.

The average annual wind speed in Downers Grove spans from 4 m/s (8 knots) to 6 m/s (12 knots).

During June, July, August and September, wind speed averages 4 m/s (8 knots), creating notably breezy conditions. Daily fluctuations span from gentle winds to more substantial gusts. At the average speed of 4 m/s (8 knots), small tree branches show continuous swaying motion. This wind strength equals 14.4 kilometers per hour or 8.9 miles per hour. Most plans remain feasible, though some days bring conditions strong enough to affect certain sports.

Wind speeds reach an average of 6 m/s (12 knots) in January, March and April; these are statistically the windiest months. This means that on most days, the air is quite windy. There may also be stronger gusts or calmer moments, but windy conditions are typical during this period. This average equates to approximately 22 km/h or 13 mph. Under these conditions, using umbrellas is usually not advisable.

For more detailed information about Downers Grove’s weather, including monthly rainfall, sunshine hours, and humidity levels, visit our Downers Grove climate page.