McLean, Virginia
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 25° 43° -11° (1985) 79° (1950) 3.02" NA
February 28° 47° -10° (1996) 81° (2000) 3.14" NA
March 35° 56° 5° (1960) 91° (1998) 4" NA
April 44° 68° 19° (1982) 95° (2002) 3.66" NA
May 54° 77° 26° (1966) 98° (1999) 4.44" NA
June 63° 85° 37° (1992) 100° (1994) 4.21" NA
July 68° 89° 44° (1988) 103° (1988) 4.59" NA
August 67° 87° 41° (1986) 105° (1997) 3.86" NA
September 60° 80° 31° (1956) 99° (1984) 4.17" NA
October 47° 69° 19° (1992) 95° (2007) 3.84" NA
November 38° 58° 9° (1970) 87° (1971) 3.62" NA
December 29° 46° -2° (1989) 82° (1998) 3.22" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jan 1 26° 43° 2° (1963) 69° (1993) 0.09" NA
Jan 2 25° 43° 1° (1968) 70° (2000) 0.09" NA
Jan 3 25° 43° 7° (1979) 66° (2000) 0.09" NA
Jan 4 25° 43° 7° (1979) 74° (1997) 0.09" NA
Jan 5 25° 43° 7° (1981) 71° (1950) 0.09" NA
Jan 6 25° 43° 6° (1988) 72° (1950) 0.1" NA
Jan 7 25° 42° 7° (1988) 74° (2007) 0.1" NA
Jan 8 25° 42° 2° (1970) 73° (2008) 0.09" NA
Jan 9 25° 42° -2° (1970) 65° (1998) 0.09" NA
Jan 10 25° 42° -4° (1970) 70° (1950) 0.1" NA
Jan 11 25° 42° -5° (1982) 72° (1975) 0.1" NA
Jan 12 25° 43° 0° (1988) 69° (1975) 0.09" NA
Jan 13 25° 43° 1° (1981) 69° (1995) 0.1" NA
Jan 14 25° 43° 5° (1988) 73° (1995) 0.1" NA
Jan 15 25° 43° 6° (1988) 74° (1952) 0.1" NA
Jan 16 25° 43° 1° (1972) 73° (1952) 0.1" NA
Jan 17 25° 43° -7° (1982) 68° (1990) 0.1" NA
Jan 18 25° 43° -1° (1957) 71° (1990) 0.1" NA
Jan 19 25° 43° -8° (1994) 69° (1951) 0.1" NA
Jan 20 25° 43° -5° (1985) 70° (1951) 0.1" NA
Jan 21 25° 43° -11° (1985) 68° (1951) 0.11" NA
Jan 22 26° 43° -3° (1984) 70° (1959) 0.1" NA
Jan 23 26° 43° 5° (1970) 75° (1967) 0.1" NA
Jan 24 26° 43° 1° (1961) 75° (1967) 0.1" NA
Jan 25 26° 44° 1° (1961) 75° (1950) 0.09" NA
Jan 26 26° 44° 4° (1961) 78° (1950) 0.1" NA
Jan 27 26° 44° 1° (1982) 79° (1950) 0.09" NA
Jan 28 26° 44° 1° (1987) 72° (1949) 0.1" NA
Jan 29 26° 44° 1° (1963) 78° (1975) 0.1" NA
Jan 30 26° 44° 4° (1977) 77° (1975) 0.1" NA
Jan 31 26° 45° 9° (1961) 67° (1974) 0.11" NA
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