Arnold, Maryland
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 29° 44° -8° (1984) 75° (2002) 3.32" 6.5"
February 31° 48° 0° (1979) 80° (1985) 3.05" 0.6"
March 38° 57° 10° (1999) 92° (1998) 4.53" 0"
April 48° 68° 22° (1982) 98° (2002) 3.66" 0"
May 57° 77° 33° (1966) 98° (1997) 4.2" 0"
June 67° 86° 42° (1990) 101° (1988) 4.17" 0"
July 72° 90° 47° (1952) 103° (1991) 4.56" 0"
August 71° 88° 43° (1951) 103° (1983) 3.88" 0"
September 64° 81° 30° (1951) 100° (1954) 4.76" 0"
October 52° 69° 24° (1952) 93° (1954) 3.89" 0"
November 42° 59° 10° (1955) 81° (1993) 3.8" 0.2"
December 33° 48° -1° (1989) 78° (1998) 3.56" 0.7"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jul 1 70° 89° 50° (1988) 96° (1968) 0.15" 0"
Jul 2 71° 89° 47° (1952) 97° (1953) 0.15" 0"
Jul 3 71° 90° 51° (1957) 99° (2002) 0.14" 0"
Jul 4 71° 90° 56° (1986) 99° (2002) 0.14" 0"
Jul 5 71° 90° 53° (1979) 100° (1999) 0.13" 0"
Jul 6 71° 90° 52° (1979) 100° (1999) 0.13" 0"
Jul 7 71° 90° 54° (1951) 100° (1986) 0.14" 0"
Jul 8 71° 90° 51° (1960) 99° (1986) 0.13" 0"
Jul 9 71° 90° 54° (2000) 98° (1993) 0.13" 0"
Jul 10 71° 90° 54° (1961) 101° (1993) 0.14" 0"
Jul 11 71° 90° 55° (1954) 100° (1993) 0.14" 0"
Jul 12 71° 90° 55° (1954) 98° (1993) 0.15" 0"
Jul 13 72° 90° 56° (1953) 99° (1954) 0.16" 0"
Jul 14 72° 90° 56° (1953) 100° (1954) 0.16" 0"
Jul 15 72° 90° 54° (1987) 101° (1995) 0.16" 0"
Jul 16 72° 90° 54° (1960) 101° (1995) 0.15" 0"
Jul 17 72° 90° 55° (1954) 99° (2002) 0.16" 0"
Jul 18 72° 90° 59° (1958) 98° (1986) 0.16" 0"
Jul 19 72° 90° 55° (1957) 99° (1997) 0.14" 0"
Jul 20 72° 90° 57° (1951) 100° (1980) 0.14" 0"
Jul 21 72° 90° 54° (1951) 101° (1987) 0.14" 0"
Jul 22 72° 89° 56° (1958) 102° (1957) 0.15" 0"
Jul 23 72° 89° 56° (1958) 103° (1991) 0.15" 0"
Jul 24 72° 89° 57° (1958) 102° (1991) 0.14" 0"
Jul 25 72° 89° 55° (1958) 98° (1987) 0.15" 0"
Jul 26 72° 89° 57° (1976) 97° (1987) 0.15" 0"
Jul 27 72° 89° 53° (1962) 96° (1951) 0.15" 0"
Jul 28 72° 89° 51° (1962) 96° (1993) 0.14" 0"
Jul 29 72° 89° 59° (1953) 100° (2002) 0.17" 0"
Jul 30 72° 89° 57° (1956) 98° (1993) 0.16" 0"
Jul 31 72° 89° 50° (1956) 97° (1954) 0.16" 0"
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