Allentown, Pennsylvania
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January -7° -26.7° (1912) 22.2° (1950) 3.03" 10"
February -6° -25° (1934) 24.4° (1985) 2.8" 11.1"
March -2° 10° -18.3° (1934) 30° (1998) 3.39" 4.9"
April 16° -8.9° (1923) 34.4° (1915) 3.56" 1"
May 22° -1.7° (1996) 36.1° (1962) 4.14" 0"
June 14° 27° 3.9° (1972) 37.8° (1966) 4.31" 0"
July 17° 29° 7.8° (1938) 40.6° (1966) 4.95" 0"
August 16° 28° 5° (1986) 40.6° (1918) 3.69" 0"
September 12° 24° -0.6° (1963) 38.3° (1980) 4.62" 0"
October 18° -7.2° (1921) 34.4° (1941) 3.88" 0"
November 11° -12.2° (1938) 27.2° (1950) 3.5" 0.7"
December -4° -22.8° (1917) 22.2° (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 14° 27° -18° (1967) 36° (1980) 0.12" 0"
Sep 2 14° 26° -18° (2001) 37° (1980) 0.12" 0"
Sep 3 14° 26° -18° (1967) 37° (1953) 0.13" 0"
Sep 4 14° 26° -18° (1946) 34° (1937) 0.14" 0"
Sep 5 14° 26° -18° (1997) 33° (1983) 0.13" 0"
Sep 6 14° 26° -18° (1988) 36° (1983) 0.14" 0"
Sep 7 13° 26° -18° (2000) 33° (1985) 0.13" 0"
Sep 8 13° 25° -18° (1962) 36° (1939) 0.13" 0"
Sep 9 13° 25° -18° (1986) 34° (1964) 0.14" 0"
Sep 10 13° 25° -18° (1956) 36° (1983) 0.13" 0"
Sep 11 13° 25° -18° (1995) 36° (1983) 0.14" 0"
Sep 12 13° 25° -18° (1967) 34° (1931) 0.14" 0"
Sep 13 12° 24° -18° (1967) 34° (1952) 0.15" 0"
Sep 14 12° 24° -18° (1946) 33° (2008) 0.16" 0"
Sep 15 12° 24° -18° (1975) 35° (1927) 0.16" 0"
Sep 16 12° 24° -18° (1923) 35° (1991) 0.17" 0"
Sep 17 11° 24° -18° (2007) 34° (1991) 0.17" 0"
Sep 18 11° 23° -18° (1990) 32° (1965) 0.16" 0"
Sep 19 11° 23° -18° (1943) 34° (1983) 0.17" 0"
Sep 20 11° 23° -18° (1993) 33° (1983) 0.17" 0"
Sep 21 10° 23° -18° (1956) 33° (1940) 0.17" 0"
Sep 22 10° 23° -18° (1997) 34° (1980) 0.16" 0"
Sep 23 10° 22° -18° (1947) 34° (1970) 0.16" 0"
Sep 24 10° 22° -18° (1963) 33° (1970) 0.18" 0"
Sep 25 10° 22° -18° (1963) 33° (1970) 0.17" 0"
Sep 26 22° -18° (1967) 32° (2007) 0.17" 0"
Sep 27 21° -18° (1947) 31° (1998) 0.18" 0"
Sep 28 21° -18° (1947) 29° (1941) 0.18" 0"
Sep 29 21° -18° (2000) 30° (1945) 0.18" 0"
Sep 30 21° -18° (1942) 31° (1986) 0.17" 0"
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