South Portland, Maine
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 12° 31° -26° (1971) 67° (2007) 4.09" 20.5"
February 16° 34° -39° (1943) 64° (1957) 3.14" 12.8"
March 25° 42° -21° (1950) 88° (1998) 4.14" 13"
April 35° 53° 8° (1954) 89° (1927) 4.26" 3.2"
May 44° 63° 23° (1956) 96° (1937) 3.82" 0"
June 53° 73° 33° (1944) 98° (1991) 3.28" 0"
July 59° 79° 40° (1965) 103° (1911) 3.32" 0"
August 57° 77° 33° (1965) 103° (1975) 3.05" 0"
September 49° 69° 23° (1941) 96° (1939) 3.37" 0"
October 37° 58° 15° (1976) 88° (1963) 4.4" 0.1"
November 30° 47° -6° (1875) 74° (2003) 4.72" 3.2"
December 19° 36° -21° (1963) 71° (2001) 4.24" 13.6"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Apr 1 30° 48° 9° (1964) 69° (1945) 0.14" NA
Apr 2 31° 48° 13° (1964) 70° (1967) 0.14" NA
Apr 3 31° 48° 11° (1954) 72° (1892) 0.14" NA
Apr 4 31° 49° 8° (1954) 65° (1923) 0.14" NA
Apr 5 31° 49° 11° (1954) 70° (1991) 0.15" NA
Apr 6 32° 49° 15° (1995) 76° (1991) 0.15" NA
Apr 7 32° 50° 15° (1943) 80° (1929) 0.15" NA
Apr 8 32° 50° 16° (1888) 71° (1922) 0.15" NA
Apr 9 33° 50° 18° (1977) 68° (1921) 0.15" NA
Apr 10 33° 51° 17° (1977) 73° (1955) 0.15" NA
Apr 11 33° 51° 17° (1948) 77° (1947) 0.14" NA
Apr 12 34° 52° 17° (1976) 80° (1945) 0.14" NA
Apr 13 34° 52° 19° (1874) 74° (1968) 0.14" NA
Apr 14 34° 52° 21° (1992) 77° (1941) 0.14" NA
Apr 15 35° 52° 20° (1957) 83° (2003) 0.14" NA
Apr 16 35° 53° 19° (1943) 78° (1976) 0.14" NA
Apr 17 35° 53° 22° (1908) 80° (2002) 0.14" NA
Apr 18 35° 54° 21° (2003) 76° (1964) 0.14" NA
Apr 19 36° 54° 23° (1875) 77° (1914) 0.14" NA
Apr 20 36° 54° 17° (1897) 89° (1927) 0.14" NA
Apr 21 36° 55° 20° (1875) 85° (1957) 0.14" NA
Apr 22 37° 55° 22° (1959) 82° (1977) 0.14" NA
Apr 23 37° 55° 22° (1947) 81° (2007) 0.14" NA
Apr 24 37° 56° 23° (1930) 78° (1881) 0.14" NA
Apr 25 38° 56° 21° (1965) 79° (1942) 0.14" NA
Apr 26 38° 57° 22° (1893) 81° (1908) 0.14" NA
Apr 27 38° 57° 25° (1958) 84° (1990) 0.14" NA
Apr 28 39° 57° 24° (1947) 88° (1938) 0.14" NA
Apr 29 39° 58° 24° (1963) 82° (1974) 0.14" NA
Apr 30 39° 58° 28° (1950) 82° (1985) 0.14" NA
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