Saint Petersburg Water Temperature
(Today) 2025
The water will feel medium. The water will feel a bit chilly in just bathers / swimming costume. If you plan on wearing a wetsuit 4/3mm should be thick enough.
Current weather
(broken clouds)
The measurements for the water temperature in Saint Petersburg, St.-Petersburg are provided by the daily satellite readings provided by the NOAA. The temperatures given are the sea surface temperature (SST) which is most relevant to recreational users.
*Live data may vary from satellite readings for a number of reasons. These include local factors, depth of smapling and time of day.
Water temp by month
Monthly average max / min water temperatures
The graph below shows the range of monthly Saint Petersburg water temperature derived from many years of historical sea surface temperature data.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Min °C | -2.3 | -1.4 | -0.8 | -1.1 | 0.2 | 6.6 | 13.1 | 15 | 11.2 | 5.4 | 2.5 | 0.4 |
| Max °C | 2.1 | 1 | 1.2 | 3.3 | 9 | 14 | 24.3 | 20.4 | 16.2 | 12.3 | 7.9 | 5.2 |
| Min °F | 29.6 | 30.4 | 31.5 | 31.8 | 35.9 | 46.8 | 60.1 | 61.2 | 54.2 | 44.4 | 38.7 | 34.6 |
| Max °F | 34 | 32.8 | 33.4 | 36.2 | 44.7 | 54.2 | 71.3 | 66.6 | 59.2 | 51.3 | 44.1 | 39.4 |
The warmest water temperature is in July with an average around 65.7°F / 18.7°C. The coldest month is February with an average water temperature of 31.6°F / -0.2°C.
