Weather in St Petersburg: September
 |
Average day temperature: | 59.6°F |
| Average night temperature: | 50.2°F | |
 |
Sea water temperature: | 56.6°F |
 |
Number of sunny days: | 7 days |
| Day length: | 11.5 - 14.1 hours | |
 |
Number of rainy days: | 3 days |
| Precipitation totals: | 1.7 in. | |
| more information | ||
forecast
| St Petersburg |
temperature
| St Petersburg |
Air temperature in September, °F
The highest day temperature during September of 2024 was 79°F. At the same time the lowest night temperature was 39°F. Day and night temperature averages during September were 67.9°F and 54.0°F.
Sea water temperature in St Petersburg in September, °F
The average sea water temperature in September of 2024 was 58.1°F. The highest and lowest sea temperatures during the month were 65.5°F and 52.2°F.
Mostly all days in September are cloudy but sunny and partly cloudy days are also possible.
Precipitation total in September, in.
Precipitation total value in St Petersburg in September is 1.8 in. Other months of the year show relatively similar values.
The average wind speed value in September is 8.2 mph
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 6.3.
Best time for vacation in St Petersburg
St Petersburg on a weather map
6 mph
6 mph
6 mph
11 mph
14 mph
16 mph
16 mph
15 mph
