Current sea water temperature:
+36.5°F
| Minimum sea water temperature in January: | 34.7°F |
| Maximum sea water temperature in January: | 28.2°F |
| Average sea water temperature in January: | 30.3°F |
| more information | |
14 days
forecast
forecast
| St Petersburg |
monthly
weather
weather
| St Petersburg |
Sea water temperature for the last 10 days:
| December 31 | 36.5°F | December 26 | 33.4°F |
| December 30 | 29.7°F | December 25 | 34.3°F |
| December 29 | 32.9°F | December 24 | 34.3°F |
| December 28 | 32.7°F | December 23 | 34.2°F |
| December 27 | 32.9°F | December 22 | 33.6°F |
Monthly sea water temperature, °F
When is the warmest sea in St Petersburg?
Based on the data about daily sea water temperature for the last three years the warmest sea in St Petersburg was noticed in August, July and June.
Monthly Sea Temperatures in St Petersburg, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 63.1°F. The highest and lowest sea temperatures during the month were 72.0°F and 59.7°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 65.5°F. The highest and lowest sea temperatures during the month were 73.2°F and 58.3°F.
Sea water temperature in June, °F
Show year:
2025
2024
2023
The average sea water temperature in June of 2025 was 56.6°F. The highest and lowest sea temperatures during the month were 59.5°F and 51.8°F.
current
weather
weather
| St Petersburg |
weather in
January
January
| St Petersburg |
Best time for vacation in St Petersburg
St Petersburg on a weather map
Places in Russia:
Name
°F
24 Hours Forecast
St Petersburg
Local time: 02:34
January 01, thursday
0300
14°F
SE
8 mph
8 mph
0600
12°F
SE
6 mph
6 mph
0900
10°F
E
3 mph
3 mph
1200
14°F
E
2 mph
2 mph
1500
12°F
N
4 mph
4 mph
1800
14°F
NW
7 mph
7 mph
2100
14°F
NW
12 mph
12 mph
January 02, friday
0000
16°F
NW
14 mph
14 mph
