May weather in Washington, VA
The average temperature in Washington in May is 61.6°F (50.2°F–72.9°F). Average precipitation: 4.67 inches.
May is a spring month in Washington, and is warmer than the annual average of 54.2°F. Daily temperatures swing about 22.7°F between overnight low and afternoon high. Expect about 15 days with precipitation. Daylight averages about 14h 7m. For travel, May is a comfortable month to visit.
Avg High
72.9°F
Avg Low
50.2°F
Precipitation
4.67 in
Daylight
14h 7m
May records in Washington
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 89.1°F (2017) | 33.1°F (1996) | 0.90 in (2015) |
| May 2 | 86.0°F (2018) | 37.0°F (1999) | 1.00 in (1998) |
| May 3 | 91.0°F (2018) | 39.0°F (2006) | 1.15 in (2004) |
| May 4 | 91.9°F (2018) | 35.1°F (2002) | 1.41 in (2025) |
| May 5 | 95.0°F (2018) | 35.1°F (1997) | 2.97 in (2017) |
| May 6 | 88.0°F (2000) | 36.0°F (2013) | 2.00 in (2017) |
| May 7 | 90.0°F (2000) | 34.0°F (2007) | 2.01 in (2022) |
| May 8 | 89.1°F (2000) | 35.1°F (1997) | 2.68 in (2013) |
| May 9 | 90.0°F (2000) | 34.0°F (2017) | 1.95 in (2008) |
| May 10 | 90.0°F (2000) | 28.9°F (2020) | 0.70 in (2008) |
| May 11 | 87.1°F (2004) | 32.0°F (2010) | 0.50 in (2003) |
| May 12 | 87.1°F (2001) | 37.0°F (1997) | 1.45 in (2017) |
| May 13 | 95.0°F (2018) | 32.0°F (1996) | 0.88 in (2017) |
| May 14 | 91.0°F (2000) | 30.9°F (1996) | 3.36 in (2025) |
| May 15 | 90.0°F (1998) | 33.1°F (2013) | 1.39 in (2018) |
| May 16 | 91.0°F (2018) | 35.1°F (2016) | 3.75 in (2014) |
| May 17 | 88.0°F (1998) | 39.0°F (2000) | 1.18 in (2018) |
| May 18 | 89.1°F (1996) | 43.0°F (2021) | 1.81 in (2011) |
| May 19 | 95.0°F (1996) | 36.0°F (2009) | 2.60 in (2018) |
| May 20 | 96.1°F (1996) | 36.0°F (2009) | 0.82 in (2005) |
| May 21 | 96.1°F (1996) | 36.0°F (2002) | 0.85 in (2005) |
| May 22 | 90.0°F (2022) | 33.1°F (2002) | 1.20 in (2020) |
| May 23 | 88.0°F (2004) | 34.0°F (2002) | 1.41 in (2000) |
| May 24 | 90.0°F (2004) | 36.0°F (2002) | 0.78 in (2012) |
| May 25 | 89.1°F (2000) | 41.0°F (2006) | 1.52 in (2017) |
| May 26 | 90.0°F (2018) | 42.1°F (2023) | 1.18 in (2017) |
| May 27 | 90.0°F (2018) | 41.0°F (2023) | 2.52 in (2002) |
| May 28 | 90.0°F (2010) | 44.1°F (2023) | 1.31 in (2025) |
| May 29 | 91.9°F (2019) | 39.0°F (1997) | 0.41 in (2014) |
| May 30 | 90.0°F (1998) | 42.1°F (2008) | 0.38 in (2023) |
| May 31 | 91.9°F (1999) | 42.1°F (1996) | 1.89 in (2018) |