Lowest Temperatures in Portland History

This is a list of the 20 lowest temperatures ever recorded in Portland, Maine history from 1871–2024 based on data from the NOAA.
What's the coldest it has ever gotten in Portland?
The coldest temperature in Portland, Maine history is -39 °F which happened on Tuesday, February 16, 1943.
Rank Temperature Date
1 -39 °F February 16, 1943
2 -31 °F February 15, 1943
3 -26 °F January 19, 1971
4 -25 °F February 3, 1971
5 -22 °F January 18, 1971
5 -22 °F January 17, 1971
5 -22 °F February 13, 1967
5 -22 °F February 2, 1961
9 -21 °F January 20, 1971
9 -21 °F December 31, 1963
9 -21 °F March 4, 1950
9 -21 °F January 24, 1948
9 -21 °F December 30, 1917
14 -20 °F December 26, 1980
14 -20 °F January 11, 1976
14 -20 °F December 20, 1975
14 -20 °F January 11, 1968
14 -20 °F January 18, 1957
19 -19 °F January 22, 1984
19 -19 °F February 4, 1971
19 -19 °F January 9, 1968
19 -19 °F February 1, 1954
19 -19 °F January 18, 1954
19 -19 °F February 10, 1948
19 -19 °F January 10, 1947
19 -19 °F February 17, 1943
Weather Station Details
Years Station Coordinates
1940–2024 Portland International JetPort location
1871–1940 Portland location