Humidity Levels in South Dakota During March

The average humidity in March is listed below for places in South Dakota. 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. At one place, Rapid City, humidity data are for 8 am and 5 pm.

Average relative humidity (%) in March
Daily Place Morning Afternoon
73 Aberdeen 82 62
73 Huron 83 60
64 Rapid City 69 53
72 Sioux Falls 82 59

Highest and Lowest Humidity

Below are the averages during March for maximum and minimum humidity levels in South Dakota. 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 March
High Time Place Low Time
82.4 6 am Aberdeen 61.8 3 pm
82.8 6 am Huron 59.9 3 pm
73.8 5 am Rapid City 49.2 2 pm
81.6 6 am Sioux Falls 59.1 3 pm

World Data Center for Meteorology. Climate of the World.

South Dakota Humidity
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