Average sea water temperature in January:
+32.6°F
| Minimum sea water temperature in January: | 37.9°F |
| Maximum sea water temperature in January: | 28.8°F |
Daily sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 33.5°F. The highest and lowest sea temperatures during the month were 35.4°F and 32.0°F.
Monthly sea water temperature in Kotka, °F
Which Finland resorts have warmest sea in January?
| Place name | January 2025 | January 2024 |
|---|---|---|
| Vantaa | 35.1°F | 32.3°F |
| Espoo | 35.0°F | 32.6°F |
| Helsinki | 34.9°F | 32.4°F |
| Imatra | 33.6°F | 33.7°F |
| Kotka | 33.5°F | 31.7°F |
| Savolinna | 33.4°F | 33.6°F |
| Turku | 33.4°F | 31.4°F |
| Koli National Park | 33.3°F | 33.4°F |
| Lahti | 33.1°F | 32.5°F |
| Juvaskyla | 33.0°F | 32.9°F |
| Pori | 32.9°F | 32.5°F |
| Porvoo | 32.9°F | 31.6°F |
| Lappeenranta | 32.1°F | 31.1°F |
| Saariselka | 32.0°F | 32.0°F |
| Vaasa | 31.4°F | 30.3°F |
| Seinajoki | 30.7°F | 29.5°F |
| Oulu | 30.5°F | 29.2°F |
| Kemi | 30.1°F | 29.2°F |
Best time for vacation in Kotka
Kotka on a weather map
Places in Finland:
Name
°F
24 Hours Forecast
Kotka
Local time: 06:39
December 30, tuesday
0900
27°F
S
21 mph
21 mph
1200
27°F
S
24 mph
24 mph
1500
25°F
S
25 mph
25 mph
1800
25°F
S
25 mph
25 mph
2100
23°F
S
24 mph
24 mph
December 31, wednesday
0000
21°F
S
24 mph
24 mph
0300
19°F
S
24 mph
24 mph
0600
18°F
S
22 mph
22 mph
