Average sea water temperature in January:
+32.5°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:
2025
2024
2023
The average sea water temperature in January of 2025 was 32.9°F. The highest and lowest sea temperatures during the month were 34.3°F and 31.8°F.
Monthly sea water temperature in Porvoo, °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 Porvoo
Porvoo on a weather map
Places in Finland:
Name
°F
24 Hours Forecast
Porvoo
Local time: 08:29
December 25, thursday
0900

39°F
E
19 mph
19 mph
1200

41°F
E
22 mph
22 mph
1500

41°F
E
23 mph
23 mph
1800

43°F
SE
19 mph
19 mph
2100

43°F
S
23 mph
23 mph
December 26, friday
0000

41°F
SE
19 mph
19 mph
0300

39°F
SE
19 mph
19 mph
0600

37°F
SE
17 mph
17 mph


























