Johnstown, Pennsylvania
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 21° 37° -20° (1977) 80° (1950) 3.81" NA
February 23° 41° -14° (1977) 77° (1932) 3.42" NA
March 30° 51° -2° (1990) 86° (1989) 3.87" NA
April 39° 64° 13° (1950) 95° (1976) 3.81" NA
May 49° 74° 26° (1983) 96° (1949) 4.31" NA
June 57° 83° 33° (1986) 100° (1953) 4.86" NA
July 61° 87° 39° (1943) 104° (1936) 5.11" NA
August 59° 85° 35° (1982) 102° (1930) 4.1" NA
September 53° 77° 25° (1957) 104° (1953) 4.15" NA
October 41° 65° 19° (1972) 94° (1953) 3.27" NA
November 34° 53° 1° (1930) 83° (1938) 3.65" NA
December 25° 42° -15° (1983) 76° (1951) 3.33" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 57° 82° 42° (1968) 98° (1932) 0.14" NA
Sep 2 57° 81° 42° (1949) 100° (1953) 0.14" NA
Sep 3 57° 81° 42° (1967) 104° (1953) 0.14" NA
Sep 4 57° 81° 42° (1967) 101° (1953) 0.14" NA
Sep 5 56° 80° 42° (1946) 94° (1953) 0.14" NA
Sep 6 56° 80° 39° (1957) 93° (1929) 0.14" NA
Sep 7 56° 80° 41° (1984) 94° (1954) 0.14" NA
Sep 8 56° 80° 40° (1932) 97° (1939) 0.14" NA
Sep 9 56° 79° 35° (1956) 95° (1959) 0.14" NA
Sep 10 55° 79° 34° (1956) 95° (1964) 0.14" NA
Sep 11 55° 79° 38° (1967) 97° (1964) 0.15" NA
Sep 12 55° 78° 33° (1943) 95° (1952) 0.15" NA
Sep 13 54° 78° 35° (1943) 96° (1952) 0.14" NA
Sep 14 54° 78° 33° (1964) 95° (1952) 0.14" NA
Sep 15 54° 77° 38° (1985) 94° (1939) 0.14" NA
Sep 16 54° 77° 34° (1966) 97° (1939) 0.14" NA
Sep 17 53° 77° 36° (1986) 93° (1991) 0.14" NA
Sep 18 53° 76° 33° (1943) 92° (1955) 0.14" NA
Sep 19 52° 76° 32° (1943) 91° (1955) 0.14" NA
Sep 20 52° 76° 37° (1937) 93° (1965) 0.14" NA
Sep 21 52° 75° 27° (1956) 92° (1931) 0.14" NA
Sep 22 51° 75° 31° (1956) 91° (1931) 0.14" NA
Sep 23 51° 74° 34° (1963) 93° (1936) 0.14" NA
Sep 24 50° 74° 30° (1963) 91° (1970) 0.14" NA
Sep 25 50° 74° 32° (1942) 93° (1970) 0.13" NA
Sep 26 49° 73° 29° (1943) 89° (1970) 0.13" NA
Sep 27 49° 73° 26° (1957) 90° (1970) 0.13" NA
Sep 28 49° 73° 25° (1957) 88° (1929) 0.13" NA
Sep 29 48° 72° 26° (1942) 90° (1986) 0.13" NA
Sep 30 48° 72° 30° (1942) 92° (1953) 0.12" NA
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