Weather By Day

September Pendleton Weather 
September Pendleton Weather
Record High: 104°F
Normal High: 77°F
Normal Low: 50°F
Record Low: 29°F
Avg Monthly Rain: 0.63"
Rec 1 Day Rain: 1.1"

Pendleton Weather In September

The highest recorded temperature for Pendleton for the past 75 years in September was 104 degrees Fahrenheit, registered on September 3, 1930, while the typical high temperature is 77. The lowest reported temperature in September for Pendleton for the past 75 years was 29 most recently encountered on September 23, 1931, while the typical low recorded temperature is 50.

According to National Weather Service Pendleton September Weather data, on September 24, 1934, the recorded high temperature did not exceed 42 degrees Fahrenheit, the lowest high measured in Pendleton in the past 75 years. Weather Service records additionally show that on September 1, 1987, the recorded low temperature for the day did not drop below 70 degrees, the highest low measured in Pendleton in the last 75 years.

According to the National Weather Service, the high temperature in Pendleton in September on the first day of the month averages 83 degrees and the high on the last day of the month averages 73 degrees. The low measured temperature in Pendleton on September First averages 54 degrees and the low on the last day of the month averages 47 degrees.

Pendleton usually receives an average of 0.63 inches of rain during the month. The most rain recorded in a single day, as shown by September Pendleton Weather data, was 1.1 inches on September 11, 1985.