April weather in Fairfax, VA
The average temperature in Fairfax in April is 53.0°F (41.2°F–64.8°F). Average precipitation: 3.39 inches.
April is a spring month in Fairfax, and is cooler than the annual average of 54°F. Daily temperatures swing about 23.6°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 13h 1m. For travel, April is a comfortable month to visit.
Avg High
64.8°F
Avg Low
41.2°F
Precipitation
3.39 in
Daylight
13h 1m
April records in Fairfax
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| April 1 | 84.9°F (1998) | 28.9°F (2003) | 1.39 in (1976) |
| April 2 | 84.9°F (2026) | 28.0°F (2021) | 1.42 in (1998) |
| April 3 | 82.0°F (2003) | 26.1°F (2013) | 1.35 in (2005) |
| April 4 | 82.0°F (2003) | 24.1°F (2013) | 1.49 in (1987) |
| April 5 | 86.0°F (2012) | 24.1°F (2013) | 1.95 in (1957) |
| April 6 | 84.9°F (2023) | 27.0°F (2016) | 1.23 in (2022) |
| April 7 | 90.0°F (2010) | 26.1°F (2002) | 1.32 in (1988) |
| April 8 | 89.1°F (2010) | 28.0°F (1996) | 0.80 in (1973) |
| April 9 | 84.9°F (1999) | 26.1°F (2025) | 1.46 in (1996) |
| April 10 | 87.1°F (2001) | 25.0°F (2016) | 1.15 in (1983) |
| April 11 | 88.0°F (2013) | 25.0°F (2016) | 0.98 in (1998) |
| April 12 | 84.9°F (2011) | 28.0°F (1997) | 1.10 in (2025) |
| April 13 | 82.9°F (1996) | 28.0°F (1997) | 1.72 in (2020) |
| April 14 | 84.9°F (2022) | 32.0°F (2009) | 2.31 in (1970) |
| April 15 | 84.9°F (2026) | 32.0°F (1997) | 1.95 in (1983) |
| April 16 | 88.0°F (2026) | 30.0°F (2014) | 1.50 in (2018) |
| April 17 | 89.1°F (2002) | 28.9°F (2014) | 1.62 in (2011) |
| April 18 | 91.0°F (2002) | 28.9°F (2014) | 2.32 in (2000) |
| April 19 | 87.1°F (2002) | 28.9°F (2001) | 1.70 in (1943) |
| April 20 | 90.0°F (2004) | 32.0°F (2001) | 1.07 in (2015) |
| April 21 | 84.0°F (2005) | 33.1°F (2018) | 3.57 in (2008) |
| April 22 | 84.0°F (2023) | 32.0°F (2013) | 2.02 in (1992) |
| April 23 | 87.1°F (1996) | 32.0°F (2013) | 1.05 in (2012) |
| April 24 | 84.9°F (2001) | 33.1°F (2021) | 1.64 in (1983) |
| April 25 | 84.9°F (2001) | 34.0°F (1999) | 2.01 in (1952) |
| April 26 | 84.0°F (2011) | 34.0°F (1999) | 1.05 in (1982) |
| April 27 | 90.0°F (2009) | 36.0°F (2001) | 1.40 in (1973) |
| April 28 | 89.1°F (2009) | 36.0°F (1998) | 2.16 in (1928) |
| April 29 | 84.9°F (2009) | 28.0°F (2004) | 1.40 in (2023) |
| April 30 | 87.1°F (2017) | 33.1°F (2022) | 1.55 in (2014) |