July weather in Petersburg, VA
The average temperature in Petersburg in July is 79.2°F (69.0°F–89.3°F). Average precipitation: 4.70 inches.
July is a summer month in Petersburg, and is warmer than the annual average of 58.8°F. Daily temperatures swing about 20.3°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 14h 19m. For travel, July is hot.
Avg High
89.3°F
Avg Low
69.0°F
Precipitation
4.70 in
Daylight
14h 19m
July records in Petersburg
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| July 1 | 100.9°F (2012) | 61.0°F (2024) | 1.52 in (2025) |
| July 2 | 100.0°F (2012) | 55.0°F (2010) | 1.75 in (1981) |
| July 3 | 98.1°F (2019) | 55.0°F (2010) | 1.13 in (2015) |
| July 4 | 97.0°F (2012) | 55.9°F (2010) | 1.18 in (1981) |
| July 5 | 98.1°F (2012) | 60.1°F (2014) | 2.97 in (2006) |
| July 6 | 100.0°F (2010) | 59.0°F (2006) | 0.63 in (2008) |
| July 7 | 100.9°F (2010) | 59.0°F (2006) | 3.00 in (2005) |
| July 8 | 102.0°F (2012) | 57.0°F (2018) | 3.84 in (2021) |
| July 9 | 102.0°F (2012) | 57.0°F (2018) | 2.49 in (2011) |
| July 10 | 98.1°F (1981) | 61.0°F (2018) | 1.40 in (2012) |
| July 11 | 102.0°F (1981) | 62.1°F (2022) | 0.55 in (2013) |
| July 12 | 97.0°F (2007) | 64.9°F (2009) | 2.04 in (2024) |
| July 13 | 96.1°F (2011) | 61.0°F (2018) | 5.16 in (2025) |
| July 14 | 96.1°F (1981) | 60.1°F (2018) | 2.75 in (2025) |
| July 15 | 99.0°F (1981) | 60.1°F (2009) | 0.86 in (2022) |
| July 16 | 97.0°F (2010) | 60.1°F (2009) | 2.20 in (2014) |
| July 17 | 97.0°F (2019) | 63.0°F (2008) | 0.93 in (2021) |
| July 18 | 97.0°F (2006) | 63.0°F (2008) | 1.44 in (2009) |
| July 19 | 98.1°F (2012) | 57.9°F (2009) | 2.34 in (2006) |
| July 20 | 98.1°F (2017) | 59.0°F (2009) | 1.10 in (2024) |
| July 21 | 100.9°F (2017) | 64.9°F (2018) | 3.29 in (2012) |
| July 22 | 100.0°F (2017) | 62.1°F (2007) | 0.75 in (2018) |
| July 23 | 100.0°F (2011) | 57.9°F (2007) | 1.49 in (1982) |
| July 24 | 99.0°F (2008) | 63.0°F (2015) | 0.90 in (2004) |
| July 25 | 99.0°F (2008) | 64.0°F (2007) | 1.80 in (2014) |
| July 26 | 105.1°F (2010) | 61.0°F (2013) | 2.10 in (2021) |
| July 27 | 102.9°F (2005) | 62.1°F (2013) | 1.35 in (2004) |
| July 28 | 98.1°F (1981) | 63.0°F (2024) | 2.01 in (2018) |
| July 29 | 100.0°F (1981) | 63.0°F (2017) | 0.73 in (2022) |
| July 30 | 100.0°F (2010) | 57.9°F (2017) | 1.20 in (2024) |
| July 31 | 98.1°F (2008) | 57.9°F (1981) | 1.40 in (2021) |