October weather in Herndon, VA

The average temperature in Herndon in October is 56.6°F (45.3°F–67.8°F). Average precipitation: 3.65 inches.

October is a fall month in Herndon, and is warmer than the annual average of 55.7°F. Daily temperatures swing about 22.5°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 10h 57m. For travel, October is a comfortable month to visit.

Avg High
67.8°F
Avg Low
45.3°F
Precipitation
3.65 in
Daylight
10h 57m

October records in Herndon

Date Record High Record Low Record Precip
October 1 90.0°F (1986) 30.9°F (1993) 4.06 in (1979)
October 2 96.1°F (2019) 32.0°F (1997) 2.35 in (2012)
October 3 86.0°F (2002) 30.0°F (1974) 0.86 in (1987)
October 4 90.0°F (2013) 26.1°F (1974) 0.81 in (1999)
October 5 90.0°F (1967) 32.0°F (1970) 2.04 in (1971)
October 6 89.1°F (2013) 28.0°F (1968) 1.05 in (2006)
October 7 91.0°F (2007) 30.9°F (1988) 3.50 in (2005)
October 8 91.9°F (2007) 30.0°F (2001) 2.79 in (2005)
October 9 93.9°F (2007) 26.1°F (2001) 2.53 in (1976)
October 10 87.1°F (2017) 30.9°F (1972) 2.22 in (2013)
October 11 86.0°F (2010) 28.0°F (1972) 3.38 in (2013)
October 12 82.9°F (1995) 25.0°F (1964) 0.78 in (1990)
October 13 84.0°F (1989) 30.0°F (1987) 1.92 in (2011)
October 14 86.0°F (1975) 23.0°F (1988) 1.61 in (1995)
October 15 88.0°F (1989) 28.0°F (1987) 1.30 in (2014)
October 16 84.9°F (1989) 30.0°F (1986) 1.10 in (2002)
October 17 84.0°F (2016) 30.9°F (1981) 1.11 in (1975)
October 18 84.9°F (2016) 27.0°F (1976) 2.09 in (1996)
October 19 87.1°F (2016) 25.0°F (1976) 1.36 in (1966)
October 20 82.9°F (1969) 19.9°F (1972) 1.44 in (2019)
October 21 86.0°F (1979) 21.9°F (1972) 2.45 in (1995)
October 22 84.9°F (1979) 26.1°F (1974) 0.90 in (1985)
October 23 84.9°F (1978) 21.0°F (1969) 2.63 in (1990)
October 24 84.0°F (2001) 15.1°F (1969) 1.69 in (2009)
October 25 81.0°F (2023) 27.0°F (1969) 3.39 in (1971)
October 26 84.0°F (2023) 26.1°F (1972) 1.76 in (1977)
October 27 84.0°F (1963) 21.0°F (1988) 1.89 in (2003)
October 28 86.0°F (2023) 21.9°F (1976) 1.97 in (2015)
October 29 82.0°F (1984) 19.0°F (1976) 4.26 in (2012)
October 30 84.0°F (2016) 19.9°F (1969) 1.00 in (2012)
October 31 82.9°F (2024) 21.0°F (1968) 1.35 in (2019)

Other months in Herndon