Portland, New York
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 19° 34° -16° (1994) 71° (1950) 2.46" 20.6"
February 19° 36° -19° (1979) 70° (2000) 2.2" 16.5"
March 27° 46° -13° (1980) 82° (1998) 2.98" 11.5"
April 37° 57° 13° (1965) 90° (1990) 3.39" 3.4"
May 49° 69° 28° (1966) 91° (1998) 3.65" 0.4"
June 58° 78° 35° (1972) 97° (1999) 4.37" 0"
July 63° 82° 46° (1966) 96° (1988) 4.15" 0"
August 62° 79° 41° (1982) 99° (1999) 4.45" 0"
September 55° 72° 34° (1956) 95° (1953) 5.3" 0"
October 45° 61° 25° (1965) 87° (1951) 4.75" 0.5"
November 35° 49° 6° (1976) 81° (1950) 4.42" 8.5"
December 25° 39° -8° (1983) 72° (2001) 3.51" 26.2"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 30° 43° 15° (1952) 64° (1982) 0.13" NA
Dec 2 30° 43° 7° (1976) 67° (1982) 0.13" NA
Dec 3 29° 43° 8° (1976) 72° (1982) 0.13" NA
Dec 4 29° 42° 4° (1966) 69° (1982) 0.13" NA
Dec 5 28° 42° 15° (1989) 72° (2001) 0.13" NA
Dec 6 28° 41° 12° (1958) 70° (1998) 0.13" NA
Dec 7 28° 41° 12° (1970) 67° (1998) 0.13" NA
Dec 8 27° 41° 9° (1976) 65° (1966) 0.12" NA
Dec 9 27° 41° 5° (1977) 62° (1952) 0.12" NA
Dec 10 27° 40° 3° (1968) 62° (1971) 0.12" NA
Dec 11 27° 40° 7° (1958) 60° (1971) 0.12" NA
Dec 12 26° 40° 0° (1988) 60° (1949) 0.12" NA
Dec 13 26° 39° 0° (1962) 60° (1991) 0.12" NA
Dec 14 26° 39° 5° (1989) 61° (1975) 0.12" NA
Dec 15 25° 39° 5° (1989) 65° (1971) 0.11" NA
Dec 16 25° 38° 5° (1951) 62° (1984) 0.11" NA
Dec 17 25° 38° 1° (1951) 61° (1984) 0.11" NA
Dec 18 24° 38° 4° (1989) 58° (1967) 0.11" NA
Dec 19 24° 38° 7° (1963) 58° (1957) 0.11" NA
Dec 20 24° 38° 3° (1958) 61° (1957) 0.11" NA
Dec 21 24° 37° 4° (1962) 62° (1967) 0.11" NA
Dec 22 23° 37° 1° (1960) 62° (1949) 0.11" NA
Dec 23 23° 37° 0° (1960) 58° (1957) 0.1" NA
Dec 24 23° 37° -2° (1960) 60° (1964) 0.1" NA
Dec 25 23° 36° -3° (1983) 64° (1982) 0.1" NA
Dec 26 22° 36° -8° (1983) 63° (1982) 0.1" NA
Dec 27 22° 36° 5° (1989) 57° (1971) 0.1" NA
Dec 28 22° 36° 5° (1955) 67° (1982) 0.1" NA
Dec 29 22° 36° 0° (1961) 63° (1984) 0.1" NA
Dec 30 21° 36° -2° (1976) 58° (1990) 0.09" NA
Dec 31 21° 35° 2° (1962) 59° (1965) 0.09" NA
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