Mequon, in Wisconsin, United States, is home to roughly 23,100 people in the Central Time Zone at 43.2°N latitude.
In 2025, Mequon averaged an annual temperature of 48°F, with hottest temperatures reaching 97°F in June and lowest around -10°F in January. The city received approximately 30 inches of precipitation during the year.
View historical weather for Mequon · More cities in Wisconsin