Average sea water temperature in October:
+51.1°F
| Minimum sea water temperature in October: | 58.3°F |
| Maximum sea water temperature in October: | 44.1°F |
Daily sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 52.0°F. The highest and lowest sea temperatures during the month were 57.0°F and 48.6°F.
Monthly sea water temperature in Turku, °F
Which Finland resorts have warmest sea in October?
| Place name | October 2025 | October 2024 |
|---|---|---|
| Turku | 52.0°F | 52.1°F |
| Kotka | 51.4°F | 54.2°F |
| Lahti | 51.3°F | 51.7°F |
| Juvaskyla | 50.8°F | 50.8°F |
| Vantaa | 50.7°F | 53.3°F |
| Helsinki | 50.5°F | 53.1°F |
| Espoo | 50.5°F | 52.9°F |
| Savolinna | 50.3°F | 51.6°F |
| Imatra | 49.5°F | 51.8°F |
| Lappeenranta | 49.3°F | 51.6°F |
| Porvoo | 48.9°F | 52.3°F |
| Koli National Park | 48.8°F | 50.4°F |
| Pori | 48.1°F | 48.9°F |
| Vaasa | 46.2°F | 47.1°F |
| Seinajoki | 46.0°F | 47.3°F |
| Saariselka | 45.7°F | 45.7°F |
| Kemi | 45.4°F | 44.3°F |
| Oulu | 44.9°F | 44.4°F |
Best time for vacation in Turku
Turku on a weather map
Places in Finland:
Name
°F
24 Hours Forecast
Turku
Local time: 11:34
February 25, wednesday
1200
23°F
NW
5 mph
5 mph
1500
25°F
N
6 mph
6 mph
1800
23°F
NW
8 mph
8 mph
2100
25°F
N
10 mph
10 mph
February 26, thursday
0000
28°F
N
14 mph
14 mph
0300
30°F
N
17 mph
17 mph
0600
32°F
N
16 mph
16 mph
0900
32°F
N
12 mph
12 mph
