Iselin, New Jersey
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 22° 40° -10° (1985) 73° (2007) 3.69" 6.2"
February 24° 44° -6° (1979) 75° (1985) 3.32" 8.1"
March 30° 52° 1° (1986) 90° (1998) 4.3" 3.7"
April 39° 63° 12° (1995) 97° (2002) 4.33" 0.5"
May 48° 73° 24° (1986) 96° (1996) 4.36" 0"
June 59° 82° 32° (1979) 98° (1988) 4.39" 0"
July 64° 86° 42° (1979) 102° (1999) 5.17" 0"
August 62° 85° 39° (1986) 103° (2001) 3.79" 0"
September 55° 77° 33° (1974) 99° (1983) 4.45" 0"
October 43° 66° 22° (1982) 88° (2007) 4.36" 0"
November 35° 56° 14° (1989) 81° (2003) 4.08" 0.4"
December 27° 44° -5° (1980) 76° (1998) 4.16" 4.9"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Apr 1 35° 58° 19° (1969) 87° (1998) 0.14" 0"
Apr 2 35° 58° 18° (1987) 80° (1978) 0.16" 0.1"
Apr 3 35° 59° 23° (2008) 81° (1981) 0.15" 0"
Apr 4 36° 59° 27° (2008) 76° (1981) 0.16" 0"
Apr 5 36° 60° 18° (1995) 80° (1985) 0.15" 0.1"
Apr 6 36° 60° 12° (1995) 82° (2010) 0.14" 0"
Apr 7 37° 60° 19° (1982) 87° (1991) 0.15" 0"
Apr 8 37° 61° 20° (1982) 92° (2010) 0.14" 0"
Apr 9 37° 61° 20° (2000) 87° (1991) 0.16" 0.1"
Apr 10 38° 62° 23° (1985) 83° (2001) 0.15" 0"
Apr 11 38° 62° 25° (1997) 78° (2008) 0.15" 0"
Apr 12 38° 62° 18° (1976) 90° (1977) 0.15" 0"
Apr 13 39° 63° 25° (1990) 87° (1977) 0.15" 0.1"
Apr 14 39° 63° 27° (1975) 83° (1977) 0.15" 0"
Apr 15 39° 63° 25° (1978) 78° (2002) 0.15" 0"
Apr 16 39° 64° 25° (1981) 92° (2002) 0.14" 0"
Apr 17 40° 64° 26° (2005) 95° (2002) 0.13" 0"
Apr 18 40° 64° 26° (1978) 97° (2002) 0.14" 0"
Apr 19 40° 65° 27° (1977) 95° (1976) 0.13" 0.1"
Apr 20 41° 65° 30° (1979) 88° (2004) 0.14" 0"
Apr 21 41° 66° 23° (1981) 88° (2005) 0.14" 0"
Apr 22 41° 66° 22° (1981) 87° (1977) 0.14" 0"
Apr 23 42° 66° 25° (1975) 87° (2001) 0.13" 0"
Apr 24 42° 67° 29° (1989) 87° (2007) 0.14" 0"
Apr 25 42° 67° 30° (1974) 87° (2001) 0.14" 0"
Apr 26 42° 67° 28° (1987) 91° (2009) 0.14" 0"
Apr 27 43° 67° 27° (1988) 93° (1990) 0.14" 0"
Apr 28 43° 68° 30° (1972) 92° (1990) 0.14" 0"
Apr 29 43° 68° 21° (1977) 91° (1974) 0.15" 0"
Apr 30 44° 68° 31° (1977) 89° (1974) 0.14" 0"
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