Average sea water temperature in January:
+32.6°F
| Minimum sea water temperature in January: | 37.8°F |
| Maximum sea water temperature in January: | 28.8°F |
Daily sea water temperature in January, °F
Show year:
2026
2025
2024
The average sea water temperature in January of 2026 was 34.1°F. The highest and lowest sea temperatures during the month were 35.8°F and 32.7°F.
Monthly sea water temperature in Porvoo, °F
Which Finland resorts have warmest sea in January?
| Place name | January 2026 | January 2025 |
|---|---|---|
| Espoo | 36.0°F | 35.0°F |
| Helsinki | 35.8°F | 34.9°F |
| Vantaa | 35.7°F | 35.1°F |
| Turku | 35.6°F | 33.4°F |
| Imatra | 34.6°F | 33.6°F |
| Kotka | 34.5°F | 33.5°F |
| Koli National Park | 34.3°F | 33.3°F |
| Porvoo | 34.1°F | 32.9°F |
| Savolinna | 34.1°F | 33.4°F |
| Juvaskyla | 34.0°F | 33.0°F |
| Lahti | 33.9°F | 33.1°F |
| Vaasa | 33.6°F | 31.4°F |
| Pori | 33.0°F | 32.9°F |
| Lappeenranta | 32.5°F | 32.1°F |
| Saariselka | 32.1°F | 32.0°F |
| Oulu | 31.7°F | 30.5°F |
| Seinajoki | 30.3°F | 30.7°F |
| Kemi | 29.4°F | 30.1°F |
Best time for vacation in Porvoo
Porvoo on a weather map
Places in Finland:
Name
°F
24 Hours Forecast
Porvoo
Local time: 13:51
January 15, thursday
1500
25°F
N
13 mph
13 mph
1800
25°F
N
12 mph
12 mph
2100
25°F
N
12 mph
12 mph
January 16, friday
0000
27°F
N
12 mph
12 mph
0300
28°F
NE
14 mph
14 mph
0600
28°F
NE
13 mph
13 mph
0900
28°F
N
13 mph
13 mph
1200
28°F
N
13 mph
13 mph
