Gwynn Oak, Maryland
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 29° 44° -4° (1994) 79° (1950) 3.48" NA
February 31° 47° -7° (1934) 84° (1985) 3.07" NA
March 39° 57° 11° (1943) 97° (1998) 4.12" NA
April 48° 68° 15° (1923) 98° (1990) 3.06" NA
May 58° 77° 32° (1998) 100° (1969) 4.18" NA
June 68° 86° 46° (1913) 105° (1934) 3.28" NA
July 73° 91° 54° (1933) 107° (1936) 3.96" NA
August 71° 88° 52° (1986) 105° (1988) 4.05" NA
September 64° 81° 40° (1974) 102° (1998) 4.06" NA
October 52° 70° 30° (1974) 97° (1941) 3.19" NA
November 42° 59° 12° (1929) 87° (1950) 3.45" NA
December 33° 49° -2° (1917) 85° (1998) 3.69" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 53° 73° 40° (1908) 89° (1942) 0.12" NA
May 2 53° 73° 37° (1903) 93° (1992) 0.12" NA
May 3 54° 73° 40° (1908) 94° (1965) 0.12" NA
May 4 54° 74° 40° (1900) 92° (1965) 0.13" NA
May 5 54° 74° 40° (1907) 92° (1930) 0.13" NA
May 6 55° 74° 36° (1999) 96° (1986) 0.13" NA
May 7 55° 74° 41° (1970) 96° (1930) 0.13" NA
May 8 55° 75° 39° (1947) 93° (1930) 0.13" NA
May 9 56° 75° 37° (1947) 96° (1963) 0.14" NA
May 10 56° 75° 36° (1966) 96° (1896) 0.14" NA
May 11 56° 76° 40° (1913) 95° (1993) 0.14" NA
May 12 57° 76° 39° (1907) 93° (1987) 0.14" NA
May 13 57° 76° 40° (1895) 94° (1956) 0.14" NA
May 14 58° 77° 45° (1939) 94° (1956) 0.14" NA
May 15 58° 77° 42° (1895) 96° (1998) 0.14" NA
May 16 58° 77° 43° (1904) 92° (1944) 0.14" NA
May 17 59° 77° 40° (1983) 94° (1974) 0.14" NA
May 18 59° 78° 41° (1973) 97° (1962) 0.14" NA
May 19 59° 78° 45° (1976) 98° (1962) 0.14" NA
May 20 60° 78° 45° (2002) 97° (1962) 0.14" NA
May 21 60° 79° 43° (1907) 96° (1934) 0.14" NA
May 22 60° 79° 42° (2001) 98° (1941) 0.14" NA
May 23 61° 79° 49° (2001) 98° (1925) 0.14" NA
May 24 61° 80° 45° (1931) 93° (1933) 0.14" NA
May 25 61° 80° 43° (1925) 94° (1991) 0.14" NA
May 26 62° 80° 44° (1925) 94° (1914) 0.14" NA
May 27 62° 81° 43° (1915) 95° (1941) 0.13" NA
May 28 62° 81° 32° (1998) 97° (1941) 0.13" NA
May 29 63° 81° 43° (1894) 100° (1969) 0.13" NA
May 30 63° 81° 49° (1897) 99° (1991) 0.13" NA
May 31 63° 82° 47° (1930) 99° (1999) 0.13" NA
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