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
Mar 1 23° 40° -1° (1980) 69° (1976) 0.12" 0.7"
Mar 2 23° 40° -1° (1980) 67° (1976) 0.12" 0.6"
Mar 3 23° 41° 1° (1980) 70° (1991) 0.12" 0.7"
Mar 4 23° 41° 2° (2003) 69° (1974) 0.11" 0.6"
Mar 5 24° 41° 6° (1978) 75° (1974) 0.12" 0.6"
Mar 6 24° 42° 5° (2007) 73° (2004) 0.12" 0.7"
Mar 7 24° 42° 6° (2007) 67° (2009) 0.12" 0.6"
Mar 8 24° 42° -2° (1986) 73° (2000) 0.13" 0.7"
Mar 9 25° 43° -2° (1986) 76° (2000) 0.13" 0.6"
Mar 10 25° 43° 0° (1984) 69° (2000) 0.12" 0.7"
Mar 11 25° 43° -3° (1984) 71° (1986) 0.13" 0.6"
Mar 12 25° 44° 3° (1984) 66° (1977) 0.12" 0.5"
Mar 13 26° 44° 5° (1984) 76° (1990) 0.13" 0.6"
Mar 14 26° 44° 10° (1993) 77° (1990) 0.12" 0.5"
Mar 15 26° 45° 6° (1993) 76° (1990) 0.14" 0.5"
Mar 16 27° 45° 7° (1992) 77° (1990) 0.13" 0.6"
Mar 17 27° 45° 7° (1992) 68° (1995) 0.13" 0.5"
Mar 18 27° 46° 6° (1993) 73° (1989) 0.13" 0.5"
Mar 19 28° 46° 4° (1993) 72° (2009) 0.14" 0.4"
Mar 20 28° 47° 8° (1993) 69° (1986) 0.13" 0.5"
Mar 21 28° 47° 5° (1986) 73° (1976) 0.13" 0.4"
Mar 22 29° 47° 5° (1986) 69° (2010) 0.12" 0.5"
Mar 23 29° 48° 11° (2002) 72° (2007) 0.13" 0.4"
Mar 24 29° 48° 14° (1983) 69° (1994) 0.13" 0.3"
Mar 25 30° 49° 10° (1974) 71° (1988) 0.12" 0.4"
Mar 26 30° 49° 9° (1974) 74° (2003) 0.13" 0.4"
Mar 27 30° 50° 12° (2001) 77° (1998) 0.13" 0.3"
Mar 28 31° 50° 10° (1982) 82° (1998) 0.14" 0.4"
Mar 29 31° 51° 8° (1982) 82° (1998) 0.13" 0.3"
Mar 30 31° 51° 17° (1983) 77° (1998) 0.13" 0.2"
Mar 31 32° 52° 17° (1983) 84° (1998) 0.14" 0.3"
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