Saint Marys, Ohio
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 18° 33° -23° (1994) 64° (2005) 2.17" 9.7"
February 21° 38° -16° (1979) 72° (2000) 2.08" 8.9"
March 30° 49° -9° (1984) 82° (1986) 2.78" 5.7"
April 40° 62° 9° (1982) 86° (1986) 3.5" 1.2"
May 51° 73° 26° (1966) 94° (1988) 3.64" 0"
June 60° 81° 36° (2005) 103° (1988) 3.86" 0"
July 64° 85° 43° (1988) 101° (1980) 4.43" 0"
August 61° 82° 37° (1965) 101° (1983) 3.68" 0"
September 54° 77° 30° (1993) 96° (1983) 2.76" 0"
October 44° 65° 20° (1976) 90° (2007) 2.32" 0.3"
November 34° 50° -3° (1958) 77° (2003) 2.95" 2.4"
December 24° 38° -20° (1989) 70° (1982) 2.65" 7.6"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Oct 1 49° 71° 33° (1984) 86° (1971) 0.08" NA
Oct 2 49° 71° 27° (1974) 88° (1971) 0.08" NA
Oct 3 48° 71° 26° (1974) 85° (1959) 0.08" NA
Oct 4 48° 70° 31° (1965) 86° (1997) 0.08" NA
Oct 5 47° 70° 27° (1965) 87° (2007) 0.07" NA
Oct 6 47° 69° 30° (1966) 89° (1963) 0.07" NA
Oct 7 47° 69° 23° (1964) 89° (2007) 0.07" NA
Oct 8 46° 68° 31° (1974) 90° (2007) 0.07" NA
Oct 9 46° 68° 27° (1989) 81° (1980) 0.07" NA
Oct 10 46° 67° 29° (1993) 81° (1973) 0.07" NA
Oct 11 45° 67° 24° (1964) 83° (1962) 0.07" NA
Oct 12 45° 67° 28° (1957) 81° (1960) 0.07" NA
Oct 13 45° 66° 25° (1988) 84° (1975) 0.07" NA
Oct 14 44° 66° 28° (1979) 85° (1989) 0.07" NA
Oct 15 44° 65° 30° (1997) 83° (1963) 0.07" NA
Oct 16 43° 65° 28° (1991) 83° (1956) 0.07" NA
Oct 17 43° 64° 25° (1977) 82° (1963) 0.07" NA
Oct 18 43° 64° 20° (1976) 83° (1963) 0.07" NA
Oct 19 43° 63° 25° (1992) 77° (1971) 0.07" NA
Oct 20 42° 63° 25° (1972) 81° (1963) 0.07" NA
Oct 21 42° 62° 23° (1974) 80° (1979) 0.07" NA
Oct 22 42° 62° 27° (1976) 82° (1963) 0.08" NA
Oct 23 41° 61° 22° (1969) 83° (1963) 0.08" NA
Oct 24 41° 61° 21° (1981) 79° (1963) 0.08" NA
Oct 25 41° 60° 21° (1960) 82° (1963) 0.08" NA
Oct 26 40° 60° 20° (1962) 84° (1963) 0.08" NA
Oct 27 40° 59° 23° (1976) 77° (1984) 0.08" NA
Oct 28 40° 59° 23° (1976) 78° (1999) 0.08" NA
Oct 29 40° 59° 22° (1965) 79° (1999) 0.08" NA
Oct 30 39° 58° 23° (1966) 76° (1971) 0.08" NA
Oct 31 39° 58° 21° (1988) 76° (1974) 0.09" NA
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