Herndon, Georgia
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 35° 57° -1° (1985) 81° (1975) 4.13" 0"
February 39° 62° 9° (1958) 84° (1989) 4.04" 0"
March 45° 69° 10° (1980) 90° (2007) 4.36" 0"
April 51° 76° 29° (2007) 95° (1986) 3.22" 0"
May 60° 84° 39° (1989) 97° (1962) 2.79" 0"
June 67° 89° 44° (1988) 104° (1998) 4.32" 0"
July 70° 92° 53° (1988) 105° (1986) 4.23" 0"
August 69° 91° 55° (1968) 105° (2007) 4.64" 0"
September 64° 86° 38° (1967) 100° (1999) 3.27" 0"
October 53° 77° 21° (1976) 95° (1986) 3.18" 0"
November 44° 69° 14° (1970) 89° (1983) 2.93" 0"
December 37° 60° 6° (1962) 84° (1984) 3.62" 0"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jan 1 35° 57° 22° (1977) 77° (1975) 0.12" 0"
Jan 2 35° 57° 23° (1969) 76° (1966) 0.11" 0"
Jan 3 35° 57° 15° (1979) 78° (2000) 0.12" 0"
Jan 4 35° 57° 19° (2010) 76° (2004) 0.12" 0"
Jan 5 35° 57° 15° (1981) 77° (2004) 0.12" 0"
Jan 6 35° 57° 15° (1969) 75° (2004) 0.12" 0"
Jan 7 35° 57° 20° (1986) 78° (1998) 0.12" 0"
Jan 8 35° 57° 13° (1970) 73° (1998) 0.12" 0"
Jan 9 35° 57° 8° (1970) 75° (1965) 0.12" 0"
Jan 10 35° 57° 10° (1970) 76° (1972) 0.11" 0"
Jan 11 35° 57° 16° (1977) 74° (1963) 0.13" 0"
Jan 12 35° 57° 10° (1982) 75° (2005) 0.12" 0"
Jan 13 35° 57° 15° (1981) 78° (2005) 0.12" 0"
Jan 14 35° 57° 18° (1964) 73° (1971) 0.13" 0"
Jan 15 35° 57° 18° (1964) 75° (2007) 0.13" 0"
Jan 16 35° 57° 14° (1994) 69° (1996) 0.13" 0"
Jan 17 35° 57° 10° (1959) 78° (1991) 0.14" 0"
Jan 18 35° 57° 12° (1977) 76° (1974) 0.14" 0"
Jan 19 35° 57° 8° (1977) 78° (2001) 0.14" 0"
Jan 20 35° 58° 12° (1971) 72° (1982) 0.14" 0"
Jan 21 35° 58° -1° (1985) 76° (1959) 0.15" 0"
Jan 22 35° 58° 10° (1985) 77° (1999) 0.15" 0"
Jan 23 35° 58° 17° (1960) 75° (1967) 0.14" 0"
Jan 24 35° 58° 11° (1963) 80° (1974) 0.15" 0"
Jan 25 35° 58° 16° (1963) 78° (1974) 0.15" 0"
Jan 26 35° 58° 20° (1985) 78° (1967) 0.15" 0"
Jan 27 36° 58° 15° (1985) 75° (1959) 0.14" 0"
Jan 28 36° 58° 9° (1986) 78° (1974) 0.15" 0"
Jan 29 36° 59° 10° (1986) 80° (2002) 0.15" 0"
Jan 30 36° 59° 6° (1966) 81° (1975) 0.15" 0"
Jan 31 36° 59° 14° (1966) 80° (2002) 0.15" 0"
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