August weather in Alexandria, VA
The average temperature in Alexandria in August is 79.4°F (71.0°F–87.8°F). Average precipitation: 3.25 inches.
August is a summer month in Alexandria, and is warmer than the annual average of 59.3°F. Daily temperatures swing about 16.8°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 13h 31m. For travel, August is a comfortable month to visit.
Avg High
87.8°F
Avg Low
71.0°F
Precipitation
3.25 in
Daylight
13h 31m
August records in Alexandria
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 100.0°F (2011) | 64.0°F (1966) | 2.84 in (1948) |
| August 2 | 100.0°F (2002) | 62.1°F (1947) | 5.31 in (1944) |
| August 3 | 100.9°F (2006) | 61.0°F (1959) | 1.62 in (1971) |
| August 4 | 99.0°F (1987) | 63.0°F (1958) | 2.48 in (2020) |
| August 5 | 98.1°F (2012) | 59.0°F (1951) | 1.55 in (1990) |
| August 6 | 96.1°F (1955) | 55.9°F (1994) | 2.59 in (1946) |
| August 7 | 97.0°F (2011) | 57.9°F (1994) | 1.47 in (2017) |
| August 8 | 102.0°F (2007) | 57.9°F (1989) | 5.69 in (1942) |
| August 9 | 97.0°F (1941) | 57.0°F (1989) | 1.93 in (1990) |
| August 10 | 98.1°F (1943) | 60.1°F (1972) | 1.22 in (1968) |
| August 11 | 100.0°F (1980) | 57.0°F (1972) | 1.74 in (1948) |
| August 12 | 99.0°F (2016) | 59.0°F (1962) | 5.44 in (1955) |
| August 13 | 100.9°F (2016) | 57.9°F (1941) | 1.72 in (1972) |
| August 14 | 100.0°F (2016) | 55.0°F (1941) | 2.38 in (2021) |
| August 15 | 102.9°F (1988) | 51.1°F (1963) | 1.16 in (2016) |
| August 16 | 102.0°F (1997) | 57.0°F (1972) | 1.08 in (1941) |
| August 17 | 105.1°F (1997) | 57.9°F (1941) | 1.35 in (1997) |
| August 18 | 98.1°F (2002) | 57.9°F (1981) | 1.13 in (1948) |
| August 19 | 98.1°F (2002) | 57.9°F (1953) | 3.74 in (1950) |
| August 20 | 100.9°F (1983) | 55.9°F (1964) | 4.83 in (1963) |
| August 21 | 96.1°F (1959) | 57.9°F (1949) | 2.46 in (2018) |
| August 22 | 99.0°F (1983) | 55.0°F (1956) | 1.41 in (1955) |
| August 23 | 97.0°F (1968) | 55.9°F (1952) | 2.81 in (1950) |
| August 24 | 98.1°F (1968) | 54.0°F (1952) | 3.47 in (1967) |
| August 25 | 97.0°F (1968) | 55.9°F (1942) | 3.12 in (1958) |
| August 26 | 97.0°F (1948) | 53.1°F (1942) | 2.03 in (1999) |
| August 27 | 100.0°F (1987) | 55.9°F (1944) | 3.79 in (1971) |
| August 28 | 100.9°F (2024) | 54.0°F (1986) | 1.46 in (2020) |
| August 29 | 98.1°F (1953) | 48.9°F (1986) | 0.98 in (2017) |
| August 30 | 99.0°F (1953) | 50.0°F (1986) | 2.01 in (1978) |
| August 31 | 100.0°F (1953) | 53.1°F (1946) | 1.22 in (1975) |