Westtown, Pennsylvania
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 21° 39° -16° (1984) 73° (2002) 3.95" NA
February 23° 43° -6° (1961) 74° (1949) 3.05" NA
March 30° 52° -3° (1984) 84° (1990) 4.07" NA
April 40° 63° 14° (1982) 96° (2002) 3.7" NA
May 49° 73° 27° (1978) 98° (1962) 4.56" NA
June 59° 81° 35° (1972) 101° (1963) 4.26" NA
July 64° 86° 45° (1984) 105° (1966) 4.63" NA
August 62° 84° 38° (1982) 102° (2002) 3.7" NA
September 54° 77° 31° (1983) 101° (1953) 4.75" NA
October 41° 66° 19° (1983) 90° (2007) 3.36" NA
November 34° 55° 11° (1976) 84° (1950) 4.07" NA
December 25° 44° -7° (1962) 78° (2001) 3.79" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Apr 1 35° 58° 19° (1970) 79° (1979) 0.13" NA
Apr 2 35° 59° 23° (1964) 84° (1978) 0.13" NA
Apr 3 36° 59° 23° (1985) 85° (1967) 0.13" NA
Apr 4 36° 59° 17° (1975) 89° (1963) 0.12" NA
Apr 5 36° 60° 23° (1975) 77° (1989) 0.12" NA
Apr 6 37° 60° 23° (1975) 85° (1991) 0.12" NA
Apr 7 37° 60° 14° (1982) 84° (1991) 0.12" NA
Apr 8 37° 61° 18° (1982) 78° (1954) 0.12" NA
Apr 9 38° 61° 22° (1972) 83° (1959) 0.12" NA
Apr 10 38° 62° 16° (1985) 87° (2001) 0.12" NA
Apr 11 38° 62° 22° (2007) 83° (1955) 0.12" NA
Apr 12 38° 62° 24° (1976) 77° (1981) 0.12" NA
Apr 13 39° 63° 22° (1975) 86° (1977) 0.12" NA
Apr 14 39° 63° 21° (1950) 85° (1977) 0.12" NA
Apr 15 39° 63° 26° (1973) 87° (1960) 0.12" NA
Apr 16 40° 64° 27° (1981) 86° (1967) 0.12" NA
Apr 17 40° 64° 28° (1962) 92° (2002) 0.12" NA
Apr 18 40° 64° 27° (1983) 96° (2002) 0.12" NA
Apr 19 41° 65° 24° (2001) 93° (1976) 0.12" NA
Apr 20 41° 65° 27° (1983) 90° (1976) 0.12" NA
Apr 21 41° 65° 29° (1983) 88° (1976) 0.12" NA
Apr 22 42° 66° 28° (1975) 88° (1985) 0.12" NA
Apr 23 42° 66° 30° (1986) 91° (1985) 0.12" NA
Apr 24 42° 66° 27° (2002) 91° (1960) 0.13" NA
Apr 25 43° 67° 31° (2002) 87° (2001) 0.13" NA
Apr 26 43° 67° 28° (2001) 94° (1990) 0.13" NA
Apr 27 43° 67° 29° (2006) 91° (1990) 0.13" NA
Apr 28 44° 68° 31° (1978) 90° (1990) 0.13" NA
Apr 29 44° 68° 29° (2001) 87° (1962) 0.13" NA
Apr 30 44° 68° 29° (2006) 86° (1974) 0.13" NA
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