Average sea water temperature in September:
+63.3°F
| Minimum sea water temperature in September: | 70.3°F |
| Maximum sea water temperature in September: | 56.7°F |
Daily sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 63.9°F. The highest and lowest sea temperatures during the month were 66.7°F and 60.4°F.
Monthly sea water temperature in Sopot, °F
Which Poland resorts have warmest sea in September?
| Place name | September 2026 | September 2025 |
|---|---|---|
| Gdansk | 65.0°F | 63.7°F |
| Sopot | 64.9°F | 63.9°F |
| Szczecin | 64.7°F | 64.4°F |
| Gdynia | 64.6°F | 64.3°F |
| Krynica Morska | 64.4°F | 64.7°F |
| Vladyslawowo | 64.3°F | 64.0°F |
| Leba | 64.2°F | 64.2°F |
| Miedzyzdroje | 64.2°F | 64.3°F |
| Ustka | 63.9°F | 63.8°F |
| Wisla | 32.0°F | 32.0°F |
Best time for vacation in Sopot
Sopot on a weather map
Places in Poland:
Name
°F
24 Hours Forecast
Sopot
Local time: 05:01
September 15, tuesday
0600

50°F
E
6 mph
6 mph
0900

55°F
E
6 mph
6 mph
1200

63°F
NE
4 mph
4 mph
1500

66°F
NE
4 mph
4 mph
1800

64°F
NW
1 mph
1 mph
2100

61°F
NE
6 mph
6 mph
September 16, wednesday
0000

59°F
N
7 mph
7 mph
0300

59°F
N
9 mph
9 mph




























