Grantsville, Maryland
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 19° 33° -26° (1985) 66° (1997) 3.32" 23.3"
February 20° 37° -10° (1977) 72° (2000) 3.24" 19.2"
March 27° 45° -3° (1984) 84° (1998) 3.94" 15.6"
April 37° 58° 12° (1982) 88° (2009) 3.87" 2.9"
May 46° 67° 26° (1978) 89° (1996) 4.88" 0"
June 55° 75° 34° (1972) 89° (2001) 4" 0"
July 59° 79° 37° (1984) 96° (1988) 4" 0"
August 58° 78° 36° (1982) 94° (1999) 3.6" 0"
September 51° 71° 28° (1984) 90° (1973) 3.68" 0"
October 41° 60° 18° (1976) 82° (2007) 3.04" 0.4"
November 32° 49° 4° (1984) 80° (2003) 3.67" 5.5"
December 23° 37° -16° (1983) 73° (2001) 3.29" 15.3"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jan 1 19° 33° -4° (1977) 59° (1973) 0.1" 0.6"
Jan 2 19° 33° -4° (1977) 64° (1985) 0.09" 0.7"
Jan 3 19° 33° -5° (1979) 64° (2000) 0.1" 0.6"
Jan 4 19° 33° -5° (1979) 63° (2004) 0.1" 0.6"
Jan 5 19° 33° -4° (1981) 66° (1997) 0.09" 0.7"
Jan 6 19° 33° -4° (1981) 62° (1998) 0.11" 0.7"
Jan 7 19° 33° -3° (1988) 60° (1998) 0.1" 0.7"
Jan 8 19° 33° -1° (1981) 65° (2008) 0.1" 0.7"
Jan 9 19° 33° 0° (1979) 66° (2008) 0.11" 0.7"
Jan 10 19° 33° -9° (1982) 56° (2006) 0.1" 0.8"
Jan 11 19° 33° -10° (1982) 51° (2002) 0.11" 0.7"
Jan 12 19° 33° -11° (1982) 61° (1975) 0.11" 0.8"
Jan 13 19° 33° -6° (1981) 54° (2007) 0.11" 0.8"
Jan 14 19° 33° -2° (1977) 62° (2005) 0.11" 0.8"
Jan 15 19° 33° -3° (1994) 58° (1995) 0.11" 0.8"
Jan 16 19° 33° -11° (1994) 60° (2007) 0.11" 0.8"
Jan 17 19° 33° -18° (1982) 58° (1974) 0.11" 0.8"
Jan 18 19° 33° -25° (1977) 64° (1990) 0.11" 0.8"
Jan 19 19° 33° -21° (1994) 63° (1973) 0.11" 0.8"
Jan 20 19° 33° -21° (1994) 58° (1973) 0.1" 0.8"
Jan 21 19° 33° -25° (1985) 57° (2006) 0.11" 0.8"
Jan 22 19° 33° -26° (1985) 53° (2006) 0.11" 0.8"
Jan 23 19° 34° -5° (1985) 56° (1974) 0.12" 0.7"
Jan 24 19° 34° -2° (2003) 56° (2002) 0.11" 0.8"
Jan 25 19° 34° -5° (2004) 54° (2002) 0.11" 0.8"
Jan 26 19° 34° -3° (2004) 53° (1981) 0.11" 0.7"
Jan 27 19° 34° -1° (2003) 59° (1973) 0.11" 0.8"
Jan 28 19° 34° -2° (1986) 60° (2002) 0.11" 0.8"
Jan 29 19° 34° -9° (1977) 62° (2002) 0.11" 0.8"
Jan 30 19° 34° -10° (1977) 64° (1975) 0.11" 0.8"
Jan 31 19° 35° -13° (1977) 56° (1988) 0.12" 0.8"
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