Climate almanac
Apex
North Carolina, United States · 35.73°, -78.85°
What is the weather like in Apex in September?
In September, Apex is typically 82°F (28°C) during the day and 66°F (19°C) at night. The month brings about 5.5 in (141 mm) of precipitation in total.
- Average high82°F (28°C)
- Average low66°F (19°C)
- Precipitation5.5 in (141 mm)
- Clear or mostly clear days12
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)