Humidity Levels in Arizona During April

The average humidity in April is listed below for places in Arizona. 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 8 am and Afternoon measures are for 5 pm local standard time.

Average relative humidity (%) in April
Daily Place Morning Afternoon
47 Flagstaff 51 32
28 Phoenix 37 16
27 Tucson 34 16
34 Winslow 41 20
30 Yuma 41 16

Highest and Lowest Humidity

Below are the averages during April for maximum and minimum humidity levels in Arizona. 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 April
High Time Place Low Time
65.3 5 am Flagstaff 31.5 2 pm
42.7 5 am Phoenix 16.1 5 pm
41.4 5 am Tucson 15.6 5 pm
52.3 5 am Winslow 18.8 2 pm
45.9 5 am Yuma 15.9 5 pm
Reference

World Data Center for Meteorology. Climate of the World.

Arizona Humidity
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