Measurements:
°C
°F
Espoo
54°F
S 7 mph
Feels like: 52°F
Precip: 0%
World Resorts Finland Espoo Weather

Espoo Sea Water Temperature

Current Sea Water Temperature:
+40.8°F
Maximum Sea Water Temperature in April: 45.8°F
Minimum Sea Water Temperature in April: 26.8°F
Average water temperature in April: 34.9°F

Sea Water Temperature for the Last 10 Days:

April 21 40.8°F April 16 38.2°F
April 20 39.8°F April 15 37.2°F
April 19 37.4°F April 14 36.0°F
April 18 37.6°F April 13 36.6°F
April 17 36.4°F April 12 35.0°F

When is the Warmest Sea for Espoo?

According to our data for the last three years for Espoo 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 Espoo was 65.5°F. The maximum and minimum values were 57.8°F and 76.6°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Espoo was 64.8°F. The maximum and minimum values were 54.4°F and 77.0°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Espoo was 60.4°F. The maximum and minimum values were 53.0°F and 65.0°F respectively.

Best Time to Visit Espoo
The most sunny months:
June 15 days
May 14 days
July 14 days
The most warm months:
July 71.8 °F
August 69.7 °F
June 66.0 °F
Warmest sea temperature:
August 64.7 °F
July 63.2 °F
September 59.9 °F
The most cold months:
January 25.1 °F
February 26.2 °F
December 31.5 °F
The most rainy months:
August 5 days
November 4 days
October 4 days
The most windy months:
December 11 mph
November 11 mph
January 10 mph

Espoo on the Weather Map

Finland Resorts:
NAME
Espoo +54
Helsinki +52
Imatra +52
Juvaskyla +50
Kemi +36
Koli National Park +44
Lahti +52
Oulu +38
Pori +48
Porvoo +46
Saariselka +42
Seinajoki +52
Turku +52
Vaasa +44
Vantaa +54
24 Hours Weather Forecast
Espoo
Local time: 12:58
21 apr, tuesday
1500 58°F
SE
7 mph
1800 58°F
S
7 mph
2100 48°F
S
4 mph
22 apr, wednesday
0000 44°F
SE
5 mph
0300 40°F
SE
6 mph
0600 38°F
E
7 mph
0900 46°F
SE
11 mph
1200 48°F
SE
13 mph