Saint Petersburg — Water Temperature Today and Throughout the Year
Discover water temperatures in Saint Petersburg (Russia), with real-time data and annual trends. Find all locations in the region and check the water temperature in them. We find every place where you can swim and show you the water temperature there today and throughout the year.
Sea Water Temperature Along the Coast
Chart of Average Temperature Changes Over the Last 60 Days
Places with the Warmest Sea Water Today
The Most Popular Seaside Places
Coastal Seas and Oceans
Water Temperature and Swimming Overview
Regions and Map
Water Temperature Trends
Saint Petersburg, located on the coast of the Baltic Sea, experiences relatively cold water temperatures throughout the year due to its northern latitude. In the summer months, water temperatures in the Gulf of Finland, which borders the city, typically range from 15°C to 20°C (59°F to 68°F). This temperature is considered cool but can be somewhat refreshing for those accustomed to northern waters. During the peak of summer, the temperatures may rise slightly, but the overall conditions remain quite chilly, and swimming may be uncomfortable for many people.
As the seasons change, the water temperature drops significantly. By autumn, the temperature in the Gulf of Finland begins to decrease rapidly, reaching around 10°C to 12°C (50°F to 54°F) in October. By winter, the water temperature falls to about 0°C to 2°C (32°F to 36°F), causing the sea to freeze in some parts, especially in shallow coastal areas. Ice floes can be observed in the Gulf of Finland during the coldest months, typically from December to March. The freezing conditions make it difficult to access the water, and the icy landscape transforms the coast into a stark winter environment.
Despite these cold temperatures, the water in Saint Petersburg’s vicinity is known for being relatively clean, offering a unique landscape for those exploring the region's coastline. However, due to the cold temperatures, the area is not particularly known for beach activities, and the chilly waters are not ideal for swimming.