Humidity Levels in Wisconsin During December

The average humidity in December is listed below for places in Wisconsin. The tables give daily averages along with highest and lowest relative humidity levels.

Relative humidity measures the actual amount of moisture in the air as a percentage of the maximum amount of moisture the air can hold.

All the numbers here are averages for the years 1961 to 1990.

Average Humidity

In this table, the Daily number is the average of humidity readings taken every three hours throughout the day. Morning percentages are for 6 am and Afternoon measures are for 3 pm local standard time.

Average relative humidity (%) in December
Daily Place Morning Afternoon
77 Green Bay 81 71
77 La Crosse 82 69
79 Madison 83 70
76 Milwaukee 80 70

Highest and Lowest Humidity

Below are the averages during December for maximum and minimum humidity levels in Wisconsin. The hours when this month's highest and lowest humidity readings usually occur are given in local standard time.

Daily high and low relative humidity (%) averages in December
High Time Place Low Time
80.6 6 am Green Bay 70.8 3 pm
81.5 6 am La Crosse 68.5 3 pm
83.2 6 am Madison 69.9 3 pm
79.9 6 am Milwaukee 70.0 3 pm

World Data Center for Meteorology. Climate of the World.

Wisconsin Humidity
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