October weather in Fairfax, VA
The average temperature in Fairfax in October is 55.3°F (45.2°F–65.4°F). Average precipitation: 3.51 inches.
October is a fall month in Fairfax, and is warmer than the annual average of 54°F. Daily temperatures swing about 20.2°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 10h 57m. For travel, October is a comfortable month to visit.
Avg High
65.4°F
Avg Low
45.2°F
Precipitation
3.51 in
Daylight
10h 57m
October records in Fairfax
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 91.0°F (1997) | 42.1°F (2003) | 2.63 in (1979) |
| October 2 | 82.0°F (2019) | 37.0°F (1997) | 1.49 in (1973) |
| October 3 | 89.1°F (2019) | 34.0°F (2003) | 1.46 in (2012) |
| October 4 | 82.0°F (2002) | 34.0°F (2003) | 2.38 in (1927) |
| October 5 | 84.9°F (2018) | 35.1°F (1996) | 2.25 in (1948) |
| October 6 | 84.0°F (2013) | 39.0°F (1996) | 2.25 in (1957) |
| October 7 | 82.9°F (2013) | 39.0°F (1996) | 2.51 in (1965) |
| October 8 | 84.0°F (2007) | 33.1°F (2001) | 5.37 in (2005) |
| October 9 | 84.9°F (2007) | 30.9°F (2001) | 1.57 in (1950) |
| October 10 | 87.1°F (2007) | 30.9°F (2001) | 1.82 in (1971) |
| October 11 | 82.9°F (2017) | 37.9°F (2016) | 1.11 in (2013) |
| October 12 | 79.0°F (2010) | 35.1°F (1996) | 2.39 in (2013) |
| October 13 | 78.1°F (2010) | 30.0°F (2012) | 2.00 in (1927) |
| October 14 | 78.1°F (2010) | 30.0°F (2012) | 2.70 in (1955) |
| October 15 | 84.0°F (2014) | 34.0°F (2006) | 1.46 in (1954) |
| October 16 | 78.1°F (2014) | 37.0°F (1948) | 2.79 in (1942) |
| October 17 | 77.0°F (1996) | 36.0°F (2017) | 1.24 in (1997) |
| October 18 | 81.0°F (2016) | 35.1°F (2001) | 1.21 in (1990) |
| October 19 | 81.0°F (2016) | 32.0°F (2015) | 2.98 in (1966) |
| October 20 | 84.0°F (2016) | 32.0°F (2015) | 1.50 in (1976) |
| October 21 | 79.0°F (2016) | 33.1°F (2008) | 2.19 in (1961) |
| October 22 | 80.1°F (2015) | 30.9°F (2018) | 1.26 in (1958) |
| October 23 | 80.1°F (2015) | 28.9°F (1997) | 4.43 in (1990) |
| October 24 | 78.1°F (2012) | 30.0°F (1997) | 0.76 in (1984) |
| October 25 | 80.1°F (2001) | 30.9°F (2003) | 2.25 in (1971) |
| October 26 | 78.1°F (2014) | 28.9°F (2013) | 2.58 in (2021) |
| October 27 | 75.9°F (2023) | 28.9°F (2013) | 1.67 in (2003) |
| October 28 | 78.1°F (2014) | 33.1°F (2013) | 2.59 in (1972) |
| October 29 | 88.0°F (2014) | 30.0°F (1997) | 2.22 in (1953) |
| October 30 | 73.0°F (2023) | 30.9°F (1997) | 2.00 in (2020) |
| October 31 | 80.1°F (2016) | 30.9°F (1997) | 1.87 in (1942) |