Greenbelt, Maryland
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 24° 42° -15° (1957) 78° (1950) 2.86" 6"
February 26° 46° -12° (1979) 79° (1985) 2.69" 4.3"
March 34° 54° -1° (1960) 88° (1990) 3.68" 1.3"
April 43° 65° 18° (1969) 94° (1976) 3.35" 0.1"
May 52° 74° 26° (1956) 96° (1991) 4.32" 0"
June 62° 84° 37° (1977) 99° (1988) 3.7" 0"
July 67° 88° 45° (1988) 103° (1988) 3.94" 0"
August 66° 86° 38° (1982) 102° (1997) 3.27" 0"
September 58° 79° 30° (1956) 101° (1953) 4.08" 0"
October 45° 68° 20° (1969) 93° (2007) 3.67" 0"
November 36° 57° 12° (1951) 85° (1950) 3.24" 0.6"
December 28° 46° -6° (1960) 78° (1998) 3.13" 2.9"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 47° 70° 34° (1969) 87° (1974) 0.12" 0"
May 2 48° 70° 30° (1960) 87° (1985) 0.13" 0"
May 3 48° 71° 32° (1960) 88° (1954) 0.12" 0"
May 4 48° 71° 29° (1957) 89° (1965) 0.14" 0"
May 5 49° 71° 30° (1966) 89° (2001) 0.13" 0"
May 6 49° 72° 35° (1963) 88° (1949) 0.13" 0"
May 7 49° 72° 30° (1970) 91° (1949) 0.14" 0"
May 8 50° 72° 30° (1974) 90° (2000) 0.13" 0"
May 9 50° 72° 31° (1950) 88° (1964) 0.13" 0"
May 10 50° 73° 30° (1966) 93° (1963) 0.14" 0"
May 11 51° 73° 27° (1966) 92° (1963) 0.14" 0"
May 12 51° 73° 34° (1949) 90° (1953) 0.15" 0"
May 13 51° 74° 32° (1963) 91° (1959) 0.15" 0"
May 14 52° 74° 34° (1951) 91° (2000) 0.14" 0"
May 15 52° 74° 37° (1951) 93° (1956) 0.15" 0"
May 16 52° 74° 35° (1973) 94° (1962) 0.15" 0"
May 17 53° 75° 26° (1956) 92° (1998) 0.15" 0"
May 18 53° 75° 30° (1956) 91° (1974) 0.14" 0"
May 19 53° 75° 37° (1956) 94° (1962) 0.14" 0"
May 20 54° 76° 39° (1992) 95° (1962) 0.14" 0"
May 21 54° 76° 34° (1992) 95° (1996) 0.14" 0"
May 22 55° 76° 38° (1950) 93° (1996) 0.14" 0"
May 23 55° 76° 37° (1961) 91° (1975) 0.14" 0"
May 24 55° 77° 34° (1963) 91° (1964) 0.15" 0"
May 25 56° 77° 31° (1956) 90° (1955) 0.15" 0"
May 26 56° 77° 36° (1956) 92° (1991) 0.15" 0"
May 27 56° 78° 39° (1949) 93° (1991) 0.14" 0"
May 28 57° 78° 40° (1992) 92° (1965) 0.13" 0"
May 29 57° 78° 39° (1953) 91° (1991) 0.14" 0"
May 30 57° 79° 38° (1949) 94° (1991) 0.14" 0"
May 31 58° 79° 37° (1961) 96° (1991) 0.14" 0"
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