Humidity Levels in Oregon During June

The average humidity in June is listed below for places in Oregon. 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 7 am and Afternoon measures are for 4 pm local standard time.

Average relative humidity (%) in June
Daily Place Morning Afternoon
80 Astoria 86 70
70 Eugene 82 49
55 Medford 70 33
46 Pendleton 55 31
66 Portland 77 49
68 Salem 77 49

Highest and Lowest Humidity

Below are the averages during June for maximum and minimum humidity levels in Oregon. 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 June
High Time Place Low Time
89.1 4 am Astoria 69.6 1 pm
89.2 4 am Eugene 48.8 4 pm
78.4 4 am Medford 32.6 4 pm
63.3 4 am Pendleton 30.9 4 pm
82.2 4 am Portland 48.7 4 pm
86.9 4 am Salem 49.0 4 pm

World Data Center for Meteorology. Climate of the World.

Oregon Humidity
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