July weather in Quantico, VA
The average temperature in Quantico in July is 79.3°F (70.7°F–88.0°F). Average precipitation: 4.64 inches.
July is a summer month in Quantico, and is warmer than the annual average of 58.1°F. Daily temperatures swing about 17.3°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 14h 26m. For travel, July is hot.
Avg High
88.0°F
Avg Low
70.7°F
Precipitation
4.64 in
Daylight
14h 26m
July records in Quantico
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| July 1 | 100.9°F (2012) | 52.0°F (1988) | 2.93 in (1973) |
| July 2 | 98.1°F (1953) | 48.9°F (1952) | 2.76 in (1968) |
| July 3 | 99.0°F (2012) | 55.0°F (1957) | 0.86 in (1992) |
| July 4 | 100.0°F (2012) | 57.0°F (1996) | 1.90 in (1956) |
| July 5 | 102.0°F (2012) | 55.9°F (1963) | 1.74 in (2012) |
| July 6 | 97.0°F (1949) | 55.9°F (1951) | 2.56 in (2017) |
| July 7 | 106.0°F (2012) | 55.9°F (2001) | 0.84 in (1976) |
| July 8 | 106.0°F (2012) | 57.0°F (1950) | 5.00 in (2025) |
| July 9 | 98.1°F (1990) | 53.1°F (1948) | 2.37 in (2022) |
| July 10 | 99.0°F (1993) | 55.9°F (1961) | 0.69 in (1959) |
| July 11 | 99.0°F (1966) | 57.0°F (1957) | 1.46 in (2015) |
| July 12 | 97.0°F (1987) | 51.1°F (1945) | 1.96 in (1959) |
| July 13 | 99.0°F (1954) | 57.9°F (1945) | 3.67 in (1975) |
| July 14 | 100.0°F (1954) | 60.1°F (1953) | 1.29 in (1967) |
| July 15 | 98.1°F (1988) | 59.0°F (1987) | 1.96 in (1950) |
| July 16 | 100.9°F (2024) | 59.0°F (1960) | 1.22 in (1989) |
| July 17 | 100.9°F (1988) | 54.0°F (1946) | 1.15 in (1994) |
| July 18 | 99.0°F (1953) | 55.9°F (1946) | 2.40 in (1954) |
| July 19 | 99.0°F (2020) | 59.0°F (2009) | 1.20 in (1988) |
| July 20 | 100.9°F (2019) | 61.0°F (1965) | 1.51 in (1959) |
| July 21 | 102.0°F (1987) | 55.9°F (1965) | 4.15 in (2018) |
| July 22 | 100.0°F (1952) | 55.9°F (1966) | 2.49 in (2020) |
| July 23 | 100.9°F (1991) | 53.1°F (1947) | 2.69 in (1984) |
| July 24 | 99.0°F (2010) | 32.0°F (2013) | 2.20 in (1955) |
| July 25 | 100.0°F (2010) | 60.1°F (1947) | 1.33 in (1992) |
| July 26 | 102.0°F (2012) | 57.0°F (1976) | 3.54 in (2001) |
| July 27 | 99.0°F (2005) | 55.9°F (1946) | 1.55 in (1994) |
| July 28 | 99.0°F (1952) | 54.0°F (1962) | 2.53 in (1997) |
| July 29 | 117.0°F (2022) | 0.1°F (2022) | 1.72 in (1959) |
| July 30 | 129.9°F (2022) | 55.9°F (2014) | 1.27 in (2020) |
| July 31 | 102.0°F (1954) | 55.0°F (1956) | 1.30 in (1948) |