Measurements:
°C
°F
Vaasa
22°F
N 12 mph
Feels like: 10°F
Precip: 100%
World Resorts Finland Vaasa Weather

Vaasa Sea Water Temperature

Current Sea Water Temperature:
+26.4°F
Maximum Sea Water Temperature in February: 32.4°F
Minimum Sea Water Temperature in February: 26.4°F
Average water temperature in February: 28.2°F

Sea Water Temperature for the Last 10 Days:

February 17 26.4°F February 12 26.4°F
February 16 26.4°F February 11 26.4°F
February 15 26.4°F February 10 26.4°F
February 14 26.4°F February 09 26.4°F
February 13 26.4°F February 08 26.6°F

When is the Warmest Sea for Vaasa?

According to our data for the last three years for Vaasa the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Vaasa was 66.1°F. The maximum and minimum values were 59.4°F and 75.6°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Vaasa was 67.3°F. The maximum and minimum values were 59.4°F and 76.2°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Vaasa was 58.6°F. The maximum and minimum values were 51.4°F and 63.2°F respectively.

Best Time to Visit Vaasa
The most sunny months:
July 15 days
May 14 days
June 14 days
The most warm months:
July 66.2 °F
August 65.2 °F
June 58.3 °F
Warmest sea temperature:
August 64.9 °F
July 64.6 °F
September 57.1 °F
The most cold months:
January 22.7 °F
February 24.3 °F
December 29.5 °F
The most rainy months:
August 5 days
July 4 days
October 4 days
The most windy months:
December 12 mph
November 12 mph
October 12 mph

Vaasa on the Weather Map

Finland Resorts:
NAME
Espoo 0
Helsinki +2
Imatra -4
Juvaskyla +8
Kemi -2
Lahti -6
Lappeenranta -4
Oulu +18
Pori +10
Porvoo +4
Saariselka -20
Seinajoki +14
Turku +2
Vaasa +22
Vantaa -2
24 Hours Weather Forecast
Vaasa
Local time: 00:42
18 feb, wednesday
0300 22°F
NE
13 mph
0600 18°F
N
12 mph
0900 12°F
N
12 mph
1200 18°F
N
11 mph
1500 18°F
N
9 mph
1800 10°F
NW
7 mph
2100 10°F
NW
6 mph
19 feb, thursday
0000 8°F
NW
5 mph