Measurements:
°C
°F
St Petersburg
60°F
NW 5 mph
Feels like: 60°F
Precip: 5%
World Resorts Russia St Petersburg Weather

St Petersburg Sea Water Temperature

Current Sea Water Temperature:
+55.6°F
Maximum Sea Water Temperature in June: 72.0°F
Minimum Sea Water Temperature in June: 28.2°F
Average water temperature in June: 58.1°F

Sea Water Temperature for the Last 10 Days:

June 04 55.6°F May 29 55.2°F
June 03 52.2°F May 28 55.0°F
June 01 53.8°F May 27 55.6°F
May 31 54.0°F May 26 55.4°F
May 30 54.4°F May 25 55.0°F

When is the Warmest Sea for St Petersburg?

According to our data for the last three years for St Petersburg the highest average sea water temperature was in August, July and June.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for St Petersburg was 64.6°F. The maximum and minimum values were 60.8°F and 74.4°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for St Petersburg was 67.2°F. The maximum and minimum values were 59.2°F and 75.8°F respectively.

Sea Water Temperature in June

Select Year: 2025 2024 2023

The average sea surface temperature in June 2025 for St Petersburg was 57.4°F. The maximum and minimum values were 52.0°F and 60.6°F respectively.

Best Time to Visit St Petersburg
The most sunny months:
July 14 days
June 13 days
August 12 days
The most warm months:
July 74.1 °F
August 71.1 °F
June 68.4 °F
Warmest sea temperature:
August 65.2 °F
July 64.5 °F
June 58.1 °F
The most cold months:
January 19.9 °F
February 22.6 °F
December 26.4 °F
The most rainy months:
August 5 days
July 4 days
June 4 days
The most windy months:
December 9 mph
November 9 mph
October 9 mph

St Petersburg on the Weather Map

Russia Resorts:
NAME
Adler +62
Anapa +64
Dombay +40
Gelendzhik +62
Golubickaya +62
Lazarevskoye +64
Moscow +64
Novorossiysk +60
Seliger +58
Sirius +62
Sochi +62
St Petersburg +60
Yaroslavl +50
Yeisk +66
Zelenogradsk +56
24 Hours Weather Forecast
St Petersburg
Local time: 00:56
05 jun, friday
0300 56°F
NW
6 mph
0600 60°F
NW
6 mph
0900 72°F
N
9 mph
1200 80°F
N
9 mph
1500 82°F
N
11 mph
1800 80°F
N
10 mph
2100 68°F
NW
6 mph
06 jun, saturday
0000 68°F
NW
6 mph