Average humidity in Jacksonville (IL)
On this page you find more information about the monthly relative humidity over the year in Jacksonville (Illinois), the United States of America.
Jacksonville shows variation in the level of humidity throughout the year. The highest humidity is noted duing December, it reaches up to 78%, which is categorized as high. On the other hand, the lowest humidity is recorded in April, with levels falling to 65%.
The average humidity in Jacksonville is approximately 71%, which is high.
Humidity is an essential factor in how you experience temperature. During the warmest month, July, the temperature is around 30°C. When this period is accompanied by high humidity, it results in a higher perceived temperature. This can cause greater discomfort, while in winter it can make the air feel much colder, adding to the cooler temperatures. Check out our detailed temperature page for more information.
Forecast for Jacksonville (IL)
Thu Dec 26
11°C | 5°C
S 
5 m/s
5 m/s
partly cloudy and no rain
Fri Dec 27
11°C | 7°C
SE 6 m/s
6 m/s7.6 mm
overcast and heavy rain
Sat Dec 28
13°C | 6°C
SW 4 m/s
4 m/s
partly cloudy and no rain
