Grantsville, Maryland
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 16° 32° -26° (1985) 66° (1997) 3.57" NA
February 18° 36° -10° (1977) 72° (2000) 3.1" NA
March 26° 45° -3° (1984) 84° (1998) 3.84" NA
April 35° 57° 12° (1982) 87° (1976) 3.97" NA
May 46° 67° 26° (1978) 89° (1996) 4.76" NA
June 54° 75° 34° (1972) 89° (2001) 3.84" NA
July 58° 79° 37° (1984) 96° (1988) 3.91" NA
August 57° 77° 36° (1982) 94° (1999) 3.82" NA
September 50° 70° 28° (1984) 90° (1973) 3.62" NA
October 39° 59° 18° (1976) 82° (2007) 3.21" NA
November 31° 48° 4° (1984) 80° (2003) 3.76" NA
December 22° 37° -16° (1983) 73° (2001) 3.16" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Aug 1 59° 79° 49° (1984) 93° (1999) 0.13" NA
Aug 2 59° 79° 48° (1976) 88° (1975) 0.13" NA
Aug 3 58° 79° 45° (1976) 90° (1991) 0.13" NA
Aug 4 58° 79° 46° (1985) 90° (1975) 0.13" NA
Aug 5 58° 79° 49° (1972) 88° (1987) 0.13" NA
Aug 6 58° 79° 47° (1994) 86° (1988) 0.13" NA
Aug 7 58° 79° 44° (1994) 85° (1977) 0.12" NA
Aug 8 58° 78° 47° (1989) 87° (1983) 0.12" NA
Aug 9 58° 78° 44° (1989) 88° (1980) 0.12" NA
Aug 10 58° 78° 44° (1989) 88° (1988) 0.12" NA
Aug 11 58° 78° 45° (1972) 89° (1988) 0.12" NA
Aug 12 58° 78° 46° (1972) 89° (1988) 0.12" NA
Aug 13 58° 78° 42° (1982) 89° (1988) 0.12" NA
Aug 14 57° 78° 44° (1982) 94° (1999) 0.12" NA
Aug 15 57° 78° 47° (1983) 92° (1988) 0.12" NA
Aug 16 57° 77° 45° (1979) 92° (1988) 0.12" NA
Aug 17 57° 77° 43° (1979) 87° (1997) 0.12" NA
Aug 18 57° 77° 43° (1979) 94° (1988) 0.12" NA
Aug 19 57° 77° 43° (1981) 85° (1987) 0.12" NA
Aug 20 57° 77° 45° (1977) 89° (1983) 0.12" NA
Aug 21 57° 77° 40° (1984) 91° (1983) 0.12" NA
Aug 22 56° 77° 40° (1982) 90° (1983) 0.12" NA
Aug 23 56° 76° 36° (1982) 92° (1983) 0.12" NA
Aug 24 56° 76° 42° (1973) 85° (1976) 0.12" NA
Aug 25 56° 76° 45° (1987) 89° (2007) 0.12" NA
Aug 26 56° 76° 45° (1977) 90° (2006) 0.12" NA
Aug 27 55° 76° 40° (1982) 87° (1975) 0.12" NA
Aug 28 55° 75° 49° (1984) 88° (1993) 0.13" NA
Aug 29 55° 75° 36° (1982) 89° (1977) 0.13" NA
Aug 30 55° 75° 36° (1982) 89° (1973) 0.13" NA
Aug 31 55° 75° 41° (1986) 90° (1973) 0.13" NA
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