Upperco, Maryland
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 23° 40° -13° (1994) 67° (1998) 3.15" NA
February 25° 44° -8° (1996) 76° (1985) 2.37" NA
March 32° 54° 5° (1996) 87° (1998) 3.56" NA
April 41° 65° 16° (1982) 91° (1990) 3.29" NA
May 51° 75° 28° (1983) 94° (1996) 4.57" NA
June 60° 83° 39° (1990) 99° (1997) 3.56" NA
July 64° 87° 40° (1988) 103° (1988) 3.71" NA
August 63° 85° 43° (1982) 101° (1988) 3.64" NA
September 56° 78° 31° (1990) 96° (1983) 4.02" NA
October 45° 67° 24° (1988) 91° (1986) 3.66" NA
November 36° 55° 14° (1996) 80° (1982) 3.24" NA
December 28° 45° -5° (1983) 75° (1998) 3.21" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Apr 1 37° 60° 23° (1987) 79° (1998) 0.11" NA
Apr 2 37° 60° 26° (1989) 74° (1986) 0.11" NA
Apr 3 37° 61° 27° (1995) 79° (1981) 0.11" NA
Apr 4 38° 61° 30° (1993) 79° (1981) 0.11" NA
Apr 5 38° 61° 19° (1995) 78° (1985) 0.11" NA
Apr 6 38° 62° 25° (1995) 78° (1988) 0.11" NA
Apr 7 39° 62° 16° (1982) 85° (1991) 0.1" NA
Apr 8 39° 63° 20° (1982) 85° (1991) 0.1" NA
Apr 9 39° 63° 22° (1997) 85° (1991) 0.1" NA
Apr 10 40° 63° 20° (1997) 83° (1991) 0.1" NA
Apr 11 40° 64° 25° (1989) 78° (1981) 0.1" NA
Apr 12 40° 64° 27° (1989) 79° (1992) 0.1" NA
Apr 13 41° 64° 25° (1990) 83° (1996) 0.1" NA
Apr 14 41° 65° 25° (1989) 77° (1994) 0.1" NA
Apr 15 41° 65° 28° (1995) 84° (1994) 0.1" NA
Apr 16 41° 65° 30° (1988) 82° (1994) 0.1" NA
Apr 17 42° 66° 27° (1980) 81° (1991) 0.11" NA
Apr 18 42° 66° 31° (1983) 80° (1992) 0.11" NA
Apr 19 42° 67° 28° (1997) 88° (1985) 0.11" NA
Apr 20 43° 67° 21° (1983) 88° (1985) 0.11" NA
Apr 21 43° 67° 27° (1981) 89° (1985) 0.11" NA
Apr 22 43° 68° 29° (1989) 90° (1985) 0.11" NA
Apr 23 44° 68° 24° (1989) 90° (1985) 0.11" NA
Apr 24 44° 68° 31° (1989) 81° (1990) 0.12" NA
Apr 25 44° 69° 35° (1988) 85° (1994) 0.12" NA
Apr 26 45° 69° 36° (1988) 90° (1990) 0.12" NA
Apr 27 45° 69° 33° (1988) 91° (1990) 0.12" NA
Apr 28 45° 69° 30° (1998) 90° (1990) 0.12" NA
Apr 29 46° 70° 33° (1988) 86° (1983) 0.13" NA
Apr 30 46° 70° 35° (1988) 84° (1996) 0.13" NA
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