‹ St. Augustine weather by month
Typical September weather
St. Augustine
Florida · September
87° days
73° nights
about 9 rainy days · 12½ hours of daylight · ocean 82°
What to pack
- Umbrella
- Swimsuit
- Sunscreen
What September feels like
September is the peak of hurricane season, and this coast also catches the tail-end nor'easter surge that chews at the dunes. Founder's Day marks the city's birthday early on, and once the crowds thin the old town is at its most atmospheric.
Rain arrives about 9 days of the month, so keep one flexible day in your plans. about 8 afternoons top 90°.
Can you swim?
The ocean runs about 82° — bath-warm.
The numbers
| Typical high | 87° |
|---|---|
| Typical low | 73° |
| Days with real rain | 9 |
| Total rain | 7.2 in |
| Water temperature | 82° |
| Sunrise / sunset (mid-month) | 7:10 am / 7:30 pm |