Glenn Dale, Maryland
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 21° 42° -11° (1987) 78° (1950) 3.45" 6.9"
February 23° 46° -10° (1996) 80° (1985) 2.83" 6.7"
March 31° 55° -6° (1960) 95° (1998) 3.95" 2.1"
April 39° 65° 18° (1969) 95° (1976) 3.41" 0.1"
May 49° 74° 27° (1966) 97° (1996) 4.69" 0"
June 59° 82° 35° (1977) 102° (1994) 3.73" 0"
July 63° 87° 40° (1988) 103° (1954) 4.18" 0"
August 62° 86° 38° (1986) 104° (1997) 4.09" 0"
September 55° 79° 30° (1956) 100° (1953) 4.03" 0"
October 42° 68° 19° (1969) 93° (1954) 3.61" 0.1"
November 33° 57° 9° (1989) 87° (1950) 3.42" 1.4"
December 26° 47° -5° (1960) 79° (1998) 3.27" 3.3"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jan 1 23° 43° 6° (1984) 66° (1966) 0.11" NA
Jan 2 23° 43° -8° (1968) 69° (2005) 0.11" NA
Jan 3 22° 43° 7° (1979) 68° (2000) 0.11" NA
Jan 4 22° 43° 2° (1979) 72° (2000) 0.11" NA
Jan 5 22° 43° 4° (1969) 72° (1997) 0.11" NA
Jan 6 22° 43° 4° (1968) 73° (1950) 0.11" NA
Jan 7 22° 43° 0° (1988) 72° (2007) 0.11" NA
Jan 8 22° 42° -3° (1968) 67° (1998) 0.11" NA
Jan 9 21° 42° 0° (1968) 65° (1998) 0.11" NA
Jan 10 21° 42° 0° (1988) 70° (1950) 0.12" NA
Jan 11 21° 42° -5° (1988) 73° (1975) 0.12" NA
Jan 12 21° 42° -7° (1968) 68° (1975) 0.12" NA
Jan 13 21° 42° -5° (1981) 70° (1995) 0.12" NA
Jan 14 21° 42° 0° (1954) 74° (1995) 0.12" NA
Jan 15 21° 42° -9° (1964) 72° (1952) 0.11" NA
Jan 16 21° 42° -1° (1964) 72° (1953) 0.11" NA
Jan 17 21° 42° -8° (1982) 70° (1990) 0.11" NA
Jan 18 21° 42° -10° (1957) 69° (1986) 0.11" NA
Jan 19 21° 42° -5° (1994) 70° (1951) 0.11" NA
Jan 20 21° 42° -8° (1984) 72° (1951) 0.11" NA
Jan 21 21° 42° -10° (1994) 66° (1951) 0.11" NA
Jan 22 21° 42° -10° (1961) 68° (1959) 0.11" NA
Jan 23 21° 42° -2° (1961) 74° (1967) 0.11" NA
Jan 24 20° 42° -2° (1961) 75° (1967) 0.11" NA
Jan 25 20° 42° -2° (1982) 78° (1950) 0.11" NA
Jan 26 20° 43° -8° (1961) 78° (1950) 0.11" NA
Jan 27 20° 43° -11° (1987) 77° (1950) 0.11" NA
Jan 28 21° 43° -10° (1987) 71° (1949) 0.11" NA
Jan 29 21° 43° -9° (1961) 75° (1975) 0.11" NA
Jan 30 21° 43° 2° (2000) 74° (1975) 0.11" NA
Jan 31 21° 43° 1° (1955) 75° (2002) 0.1" NA
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