Port Jefferson Station, New York
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 24° 41° -4° (1984) 69° (2002) 3.41" NA
February 25° 44° -11° (1934) 69° (1976) 3.05" NA
March 31° 51° 7° (1980) 83° (1945) 4.09" NA
April 40° 62° 17° (1982) 95° (2002) 4.5" NA
May 48° 72° 30° (1970) 95° (1996) 3.81" NA
June 59° 80° 38° (1967) 96° (2002) 4.28" NA
July 64° 85° 48° (1990) 99° (1999) 3.65" NA
August 64° 83° 44° (1965) 100° (2001) 3.62" NA
September 58° 76° 36° (1963) 96° (1983) 3.5" NA
October 47° 66° 26° (1966) 91° (1941) 4.1" NA
November 38° 56° 14° (1932) 81° (1950) 3.83" NA
December 29° 46° -3° (1942) 75° (1998) 4.02" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Mar 1 27° 46° 7° (1980) 65° (1972) 0.13" NA
Mar 2 27° 47° 11° (1962) 66° (1972) 0.13" NA
Mar 3 27° 47° 10° (1950) 63° (2002) 0.13" NA
Mar 4 28° 47° 8° (1943) 64° (1974) 0.12" NA
Mar 5 28° 47° 9° (1948) 64° (1976) 0.13" NA
Mar 6 28° 48° 11° (1948) 63° (2002) 0.13" NA
Mar 7 28° 48° 9° (1989) 67° (1974) 0.13" NA
Mar 8 28° 48° 12° (1986) 70° (1987) 0.12" NA
Mar 9 29° 49° 14° (2005) 68° (2002) 0.12" NA
Mar 10 29° 49° 12° (1929) 68° (2006) 0.12" NA
Mar 11 29° 49° 13° (2003) 70° (1967) 0.12" NA
Mar 12 29° 49° 11° (1969) 65° (1973) 0.12" NA
Mar 13 30° 50° 17° (1948) 77° (1990) 0.12" NA
Mar 14 30° 50° 16° (1926) 73° (1946) 0.12" NA
Mar 15 30° 50° 13° (1993) 69° (1990) 0.13" NA
Mar 16 30° 51° 16° (1992) 73° (1990) 0.13" NA
Mar 17 31° 51° 12° (1961) 70° (1999) 0.14" NA
Mar 18 31° 51° 12° (1967) 72° (1999) 0.14" NA
Mar 19 31° 52° 9° (1967) 67° (2003) 0.14" NA
Mar 20 31° 52° 14° (1967) 80° (1945) 0.15" NA
Mar 21 32° 52° 16° (1986) 70° (1938) 0.14" NA
Mar 22 32° 53° 18° (1988) 75° (1938) 0.15" NA
Mar 23 32° 53° 12° (1934) 70° (1938) 0.14" NA
Mar 24 33° 54° 17° (1940) 69° (2000) 0.13" NA
Mar 25 33° 54° 15° (1956) 72° (1963) 0.14" NA
Mar 26 33° 54° 18° (1960) 70° (1986) 0.14" NA
Mar 27 34° 55° 20° (1975) 81° (1998) 0.14" NA
Mar 28 34° 55° 20° (1982) 81° (1998) 0.14" NA
Mar 29 34° 55° 19° (1982) 83° (1945) 0.13" NA
Mar 30 35° 56° 21° (1970) 80° (1998) 0.14" NA
Mar 31 35° 56° 20° (1969) 81° (1998) 0.13" NA
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