Allentown, Pennsylvania
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 19° 36° -16° (1912) 72° (1950) 3.03" 10"
February 22° 40° -12° (1934) 76° (1985) 2.8" 11.1"
March 29° 49° -5° (1934) 87° (1998) 3.39" 4.9"
April 39° 61° 12° (1923) 94° (1915) 3.56" 1"
May 48° 72° 29° (1996) 97° (1962) 4.14" 0"
June 58° 80° 39° (1972) 100° (1966) 4.31" 0"
July 63° 84° 38° (1938) 105° (1966) 4.95" 0"
August 61° 82° 41° (1986) 105° (1918) 3.69" 0"
September 53° 75° 31° (1963) 99° (1980) 4.62" 0"
October 41° 64° 19° (1921) 93° (1941) 3.88" 0"
November 33° 53° 3° (1938) 81° (1950) 3.5" 0.7"
December 24° 41° -9° (1917) 72° (2006) 3.58" 5.2"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 58° 80° 42° (1967) 97° (1980) 0.12" 0"
Sep 2 58° 80° 44° (2001) 99° (1980) 0.12" 0"
Sep 3 58° 79° 41° (1967) 99° (1953) 0.13" 0"
Sep 4 57° 79° 44° (1946) 94° (1937) 0.14" 0"
Sep 5 57° 79° 44° (1997) 92° (1983) 0.13" 0"
Sep 6 57° 78° 42° (1988) 96° (1983) 0.14" 0"
Sep 7 56° 78° 43° (2000) 91° (1985) 0.13" 0"
Sep 8 56° 78° 42° (1962) 97° (1939) 0.13" 0"
Sep 9 56° 77° 42° (1986) 93° (1964) 0.14" 0"
Sep 10 55° 77° 39° (1956) 96° (1983) 0.13" 0"
Sep 11 55° 77° 39° (1995) 96° (1983) 0.14" 0"
Sep 12 55° 76° 37° (1967) 93° (1931) 0.14" 0"
Sep 13 54° 76° 39° (1967) 94° (1952) 0.15" 0"
Sep 14 54° 76° 40° (1946) 91° (2008) 0.16" 0"
Sep 15 53° 75° 38° (1975) 95° (1927) 0.16" 0"
Sep 16 53° 75° 38° (1923) 95° (1991) 0.17" 0"
Sep 17 53° 75° 39° (2007) 93° (1991) 0.17" 0"
Sep 18 52° 74° 36° (1990) 90° (1965) 0.16" 0"
Sep 19 52° 74° 37° (1943) 93° (1983) 0.17" 0"
Sep 20 51° 73° 37° (1993) 92° (1983) 0.17" 0"
Sep 21 51° 73° 34° (1956) 91° (1940) 0.17" 0"
Sep 22 50° 73° 36° (1997) 93° (1980) 0.16" 0"
Sep 23 50° 72° 35° (1947) 93° (1970) 0.16" 0"
Sep 24 50° 72° 31° (1963) 92° (1970) 0.18" 0"
Sep 25 49° 71° 33° (1963) 92° (1970) 0.17" 0"
Sep 26 49° 71° 35° (1967) 90° (2007) 0.17" 0"
Sep 27 48° 71° 31° (1947) 88° (1998) 0.18" 0"
Sep 28 48° 70° 30° (1947) 85° (1941) 0.18" 0"
Sep 29 47° 70° 32° (2000) 86° (1945) 0.18" 0"
Sep 30 47° 69° 32° (1942) 87° (1986) 0.17" 0"
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