September weather in Cape Charles, VA
The average temperature in Cape Charles in September is 70.9°F (63.9°F–77.9°F). Average precipitation: 4.21 inches.
September is a fall month in Cape Charles, and is warmer than the annual average of 58.5°F. Daily temperatures swing about 14°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 12h 13m. For travel, September is a comfortable month to visit.
Avg High
77.9°F
Avg Low
63.9°F
Precipitation
4.21 in
Daylight
12h 13m
September records in Cape Charles
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 90.9°F (2010) | 56.1°F (2008) | 5.78 in (2006) |
| September 2 | 91.2°F (2014) | 57.0°F (2023) | 0.53 in (2018) |
| September 3 | 91.9°F (2020) | 55.9°F (2025) | 1.23 in (2016) |
| September 4 | 90.7°F (2020) | 57.2°F (2021) | 0.09 in (2020) |
| September 5 | 87.6°F (2018) | 59.5°F (2009) | 0.16 in (2008) |
| September 6 | 90.5°F (2023) | 60.4°F (2009) | 1.26 in (2019) |
| September 7 | 91.4°F (2023) | 54.5°F (2013) | 2.30 in (2009) |
| September 8 | 89.1°F (2016) | 51.4°F (2024) | 5.93 in (2014) |
| September 9 | 89.6°F (2015) | 50.2°F (2024) | 3.58 in (2014) |
| September 10 | 88.3°F (2007) | 54.7°F (2024) | 1.55 in (2020) |
| September 11 | 92.8°F (2007) | 54.9°F (2012) | 0.40 in (2020) |
| September 12 | 90.1°F (2019) | 52.9°F (2012) | 0.47 in (2013) |
| September 13 | 87.6°F (2008) | 54.1°F (2006) | 0.50 in (2013) |
| September 14 | 90.3°F (2008) | 54.0°F (2013) | 0.57 in (2006) |
| September 15 | 86.2°F (2008) | 50.7°F (2013) | 0.44 in (2004) |
| September 16 | 85.6°F (2010) | 53.6°F (2007) | 4.36 in (2025) |
| September 17 | 88.5°F (2005) | 53.1°F (2013) | 1.91 in (2020) |
| September 18 | 86.0°F (2018) | 51.8°F (2013) | 1.43 in (2020) |
| September 19 | 87.1°F (2022) | 48.7°F (2013) | 1.48 in (2016) |
| September 20 | 87.1°F (2022) | 46.9°F (2019) | 1.98 in (2016) |
| September 21 | 86.2°F (2022) | 48.2°F (2006) | 0.86 in (2016) |
| September 22 | 90.7°F (2022) | 46.8°F (2006) | 1.45 in (2023) |
| September 23 | 87.6°F (2005) | 46.0°F (2013) | 1.50 in (2011) |
| September 24 | 91.9°F (2010) | 46.0°F (2013) | 1.25 in (2014) |
| September 25 | 90.9°F (2010) | 48.7°F (2013) | 2.30 in (2008) |
| September 26 | 88.7°F (2019) | 52.5°F (2021) | 0.85 in (2025) |
| September 27 | 82.4°F (2017) | 52.5°F (2006) | 2.61 in (2025) |
| September 28 | 86.0°F (2019) | 54.7°F (2006) | 0.48 in (2004) |
| September 29 | 84.2°F (2019) | 50.0°F (2021) | 0.52 in (2020) |
| September 30 | 80.4°F (2011) | 45.9°F (2021) | 3.52 in (2022) |