Average sea water temperature in March:
+31.7°F
| Minimum sea water temperature in March: | 37.0°F |
| Maximum sea water temperature in March: | 28.9°F |
Daily sea water temperature in March, °F
Show year:
2026
2025
2024
The average sea water temperature in March of 2026 was 31.6°F. The highest and lowest sea temperatures during the month were 34.2°F and 28.9°F.
Monthly sea water temperature in Kotka, °F
Which Finland resorts have warmest sea in March?
| Place name | March 2026 | March 2025 |
|---|---|---|
| Savolinna | 32.6°F | 32.3°F |
| Lahti | 32.3°F | 32.6°F |
| Juvaskyla | 32.1°F | 32.1°F |
| Imatra | 32.0°F | 32.0°F |
| Saariselka | 32.0°F | 32.0°F |
| Koli National Park | 32.0°F | 32.0°F |
| Turku | 31.8°F | 33.4°F |
| Seinajoki | 31.8°F | 31.9°F |
| Espoo | 31.7°F | 34.5°F |
| Kotka | 31.6°F | 33.7°F |
| Vantaa | 31.5°F | 34.3°F |
| Lappeenranta | 31.4°F | 31.8°F |
| Helsinki | 31.3°F | 34.3°F |
| Vaasa | 31.3°F | 32.0°F |
| Porvoo | 31.2°F | 32.7°F |
| Pori | 30.3°F | 33.3°F |
| Oulu | 29.8°F | 30.2°F |
| Kemi | 29.5°F | 29.9°F |
Best time for vacation in Kotka
Kotka on a weather map
Places in Finland:
Name
°F
24 Hours Forecast
Kotka
Local time: 14:24
March 16, monday
1500
34°F
NW
6 mph
6 mph
1800
32°F
W
7 mph
7 mph
2100
34°F
NW
7 mph
7 mph
March 17, tuesday
0000
34°F
N
8 mph
8 mph
0300
34°F
N
7 mph
7 mph
0600
34°F
N
7 mph
7 mph
0900
34°F
N
4 mph
4 mph
1200
34°F
NE
5 mph
5 mph
