Portsmouth, Ohio
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 20° 39° -29° (1994) 79° (1950) 3.2" 6.5"
February 23° 44° -8° (1985) 79° (1945) 2.92" 5.7"
March 31° 55° 0° (1980) 89° (1945) 3.66" 1.9"
April 41° 66° 12° (1982) 99° (2002) 3.35" 0.3"
May 51° 75° 28° (1986) 97° (1941) 4.33" 0"
June 60° 82° 38° (1988) 102° (1954) 3.88" 0"
July 64° 86° 40° (1988) 105° (1954) 4.12" 0"
August 62° 85° 35° (1986) 104° (1988) 4.07" 0"
September 54° 78° 31° (1989) 103° (1954) 3.06" 0"
October 41° 68° 21° (1962) 94° (1953) 2.54" 0"
November 33° 55° 2° (1950) 85° (1938) 3" 0.7"
December 25° 44° -18° (1989) 76° (1971) 3.32" 2.1"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Oct 1 48° 73° 33° (1947) 94° (1953) 0.09" NA
Oct 2 47° 73° 30° (1985) 90° (1937) 0.09" NA
Oct 3 47° 73° 30° (1974) 90° (1953) 0.08" NA
Oct 4 46° 72° 31° (1987) 90° (1953) 0.08" NA
Oct 5 46° 72° 32° (1988) 91° (1941) 0.08" NA
Oct 6 45° 71° 30° (1985) 93° (1941) 0.08" NA
Oct 7 45° 71° 28° (1985) 93° (1941) 0.08" NA
Oct 8 44° 71° 29° (1952) 92° (1939) 0.08" NA
Oct 9 44° 70° 31° (1989) 93° (1939) 0.08" NA
Oct 10 44° 70° 31° (1989) 91° (1939) 0.08" NA
Oct 11 43° 70° 29° (1964) 88° (1949) 0.08" NA
Oct 12 43° 69° 27° (1988) 88° (1954) 0.08" NA
Oct 13 42° 69° 25° (1988) 87° (1954) 0.08" NA
Oct 14 42° 68° 25° (1988) 89° (1969) 0.08" NA
Oct 15 41° 68° 25° (1937) 88° (1962) 0.08" NA
Oct 16 41° 68° 27° (1986) 86° (1947) 0.08" NA
Oct 17 41° 67° 28° (1982) 86° (1938) 0.08" NA
Oct 18 40° 67° 25° (1986) 88° (1938) 0.08" NA
Oct 19 40° 66° 22° (1986) 83° (1938) 0.08" NA
Oct 20 40° 66° 23° (1972) 85° (1936) 0.08" NA
Oct 21 39° 66° 22° (1952) 87° (1953) 0.08" NA
Oct 22 39° 65° 23° (1987) 86° (1979) 0.08" NA
Oct 23 39° 65° 24° (1982) 84° (1979) 0.08" NA
Oct 24 38° 64° 22° (1981) 82° (1953) 0.08" NA
Oct 25 38° 64° 24° (1981) 81° (1939) 0.08" NA
Oct 26 38° 64° 24° (1982) 84° (1939) 0.08" NA
Oct 27 38° 63° 21° (1962) 85° (1963) 0.08" NA
Oct 28 37° 63° 24° (1976) 81° (2000) 0.09" NA
Oct 29 37° 62° 25° (1976) 81° (1946) 0.09" NA
Oct 30 37° 62° 24° (1980) 80° (1946) 0.09" NA
Oct 31 37° 61° 22° (1988) 81° (1946) 0.09" NA
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