Fairfax, Virginia
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 24° 42° -18° (1984) 75° (1975) 2.68" 7.3"
February 26° 47° -14° (1979) 79° (2000) 2.83" 7.6"
March 33° 56° -1° (1993) 89° (1998) 3.38" 2.8"
April 42° 67° 17° (1969) 93° (2002) 3.47" 0.3"
May 51° 75° 28° (1970) 97° (1969) 4.55" 0"
June 61° 84° 36° (1977) 100° (1964) 3.98" 0"
July 66° 88° 41° (1988) 104° (1988) 3.67" 0"
August 64° 87° 38° (1982) 104° (1983) 3.53" 0"
September 56° 79° 30° (1974) 99° (1983) 3.92" 0"
October 44° 68° 15° (1969) 94° (2007) 3.25" 0"
November 35° 58° 9° (1989) 84° (1982) 3.41" 0.5"
December 27° 46° -4° (1989) 79° (1998) 2.96" 3.5"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jul 1 65° 87° 41° (1988) 94° (1968) 0.13" 0"
Jul 2 65° 88° 44° (1988) 98° (1966) 0.12" 0"
Jul 3 65° 88° 50° (1977) 103° (1966) 0.12" 0"
Jul 4 65° 88° 48° (1986) 97° (2002) 0.12" 0"
Jul 5 65° 88° 50° (1996) 99° (1999) 0.12" 0"
Jul 6 65° 88° 45° (1979) 102° (1977) 0.12" 0"
Jul 7 65° 88° 47° (1970) 101° (2010) 0.11" 0"
Jul 8 65° 88° 48° (1984) 100° (1993) 0.12" 0"
Jul 9 66° 88° 48° (1984) 99° (1993) 0.12" 0"
Jul 10 66° 88° 53° (1963) 99° (1993) 0.11" 0"
Jul 11 66° 88° 52° (1983) 98° (1988) 0.12" 0"
Jul 12 66° 88° 47° (2002) 97° (1986) 0.11" 0"
Jul 13 66° 88° 52° (1978) 97° (1986) 0.12" 0"
Jul 14 66° 88° 53° (2009) 98° (1993) 0.12" 0"
Jul 15 66° 88° 53° (1987) 98° (1995) 0.12" 0"
Jul 16 66° 88° 57° (1991) 104° (1988) 0.12" 0"
Jul 17 66° 88° 55° (1976) 100° (1997) 0.11" 0"
Jul 18 66° 88° 51° (1985) 100° (1986) 0.12" 0"
Jul 19 66° 88° 53° (1976) 98° (1977) 0.11" 0"
Jul 20 66° 88° 55° (1974) 101° (1980) 0.11" 0"
Jul 21 66° 88° 48° (1966) 101° (1991) 0.11" 0"
Jul 22 66° 88° 50° (1974) 98° (1998) 0.12" 0"
Jul 23 66° 88° 50° (1983) 99° (1991) 0.12" 0"
Jul 24 66° 88° 48° (1985) 99° (2010) 0.12" 0"
Jul 25 66° 88° 55° (1976) 98° (2010) 0.12" 0"
Jul 26 66° 88° 50° (1976) 98° (1966) 0.12" 0"
Jul 27 66° 88° 52° (1977) 98° (1993) 0.12" 0"
Jul 28 66° 88° 47° (1977) 99° (1993) 0.12" 0"
Jul 29 66° 88° 53° (1978) 97° (1993) 0.12" 0"
Jul 30 66° 88° 51° (1981) 98° (1988) 0.13" 0"
Jul 31 66° 88° 50° (1997) 98° (1999) 0.12" 0"
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