Climate almanac
Glenn Dale
Maryland, United States · 38.99°, -76.82°
What is the weather like in Glenn Dale in September?
In September, Glenn Dale is typically 79°F (26°C) during the day and 65°F (18°C) at night. The month brings about 4.5 in (114 mm) of precipitation in total.
- Average high79°F (26°C)
- Average low65°F (18°C)
- Precipitation4.5 in (114 mm)
- Clear or mostly clear days11
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)