Climate almanac
St. Johns
Florida, United States · 30.08°, -81.55°
What is the weather like in St. Johns in September?
In September, St. Johns is typically 85°F (30°C) during the day and 75°F (24°C) at night. The month brings about 6.3 in (161 mm) of precipitation in total.
- Average high85°F (30°C)
- Average low75°F (24°C)
- Precipitation6.3 in (161 mm)
- Clear or mostly clear days8
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)