Current sea water temperature:
+30.9°F
| Minimum sea water temperature in January: | 34.9°F |
| Maximum sea water temperature in January: | 28.8°F |
| Average sea water temperature in January: | 31.0°F |
| more information | |
14 days
forecast
forecast
| Vaasa |
monthly
weather
weather
| Vaasa |
Sea water temperature for the last 10 days:
| January 4 | 30.9°F | December 30 | 32.0°F |
| January 3 | 30.9°F | December 29 | 32.4°F |
| January 2 | 31.1°F | December 28 | 32.5°F |
| January 1 | 31.1°F | December 27 | 34.0°F |
| December 31 | 31.5°F | December 26 | 34.2°F |
Monthly sea water temperature, °F
When is the warmest sea in Vaasa?
Based on the data about daily sea water temperature for the last three years the warmest sea in Vaasa was noticed in August, July and September.
Monthly Sea Temperatures in Vaasa, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 64.5°F. The highest and lowest sea temperatures during the month were 73.0°F and 58.5°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 65.6°F. The highest and lowest sea temperatures during the month were 73.6°F and 58.5°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 57.7°F. The highest and lowest sea temperatures during the month were 61.9°F and 51.3°F.
current
weather
weather
| Vaasa |
weather in
January
January
| Vaasa |
Best time for vacation in Vaasa
Vaasa on a weather map
Places in Finland:
Name
°F
24 Hours Forecast
Vaasa
Local time: 03:58
January 05, monday
0600
12°F
NE
4 mph
4 mph
0900
14°F
NE
5 mph
5 mph
1200
16°F
E
4 mph
4 mph
1500
16°F
E
4 mph
4 mph
1800
16°F
E
4 mph
4 mph
2100
14°F
E
3 mph
3 mph
January 06, tuesday
0000
16°F
S
1 mph
1 mph
0300
14°F
W
2 mph
2 mph
