Portland Weather In October

The record high October temperature in Portland Maine for the last 70 years was 88 degrees Fahrenheit, registered on October 16, 1963, and the mean high is 58. The lowest measured temperature in Portland for the last 70 years in October was 15 most recently registered on October 28, 1976, and the mean daily low in the month is 37.

According to National Weather Service historical Portland October Weather data, on October 29, 2000, the high temperature did not exceed 36 degrees Fahrenheit, the lowest high measured in Portland in the past 70 years. NWS data also shows that on October 1, 1927, the lowest measured temperature on that day did not drop below 66 degrees, the highest low temperature measured in Portland in the last 70 years.

NWS data indicates that the daily high temperature in Portland on October First averages 63 degrees Fahrenheit and the high on the last day of October averages 54 degrees. The average recorded low temperature in Portland on October First is 44 degrees Fahrenheit and the average low on the last day of October is 35 degrees.

Portland usually receives an average of 4.4 inches of rain during October. The most rain recorded in a single day, as shown by October Portland Weather data, was 9.62 inches on October 21, 1996. Portland averages 0.2 inches of snow in October.On October 26, 1962 Portland received 3.6 inches of rain, the greatest snowfall measured in a single day in October.