Measurements:
°C
°F
Espoo
38°F
N 5 mph
Feels like: 34°F
Precip: 0%
World Resorts Finland Espoo Weather

Espoo Sea Water Temperature

Current Sea Water Temperature:
+40.4°F
Maximum Sea Water Temperature in December: 43.2°F
Minimum Sea Water Temperature in December: 31.4°F
Average water temperature in December: 37.6°F

Sea Water Temperature for the Last 10 Days:

December 04 40.4°F November 29 41.8°F
December 03 40.6°F November 28 42.2°F
December 02 39.0°F November 27 42.6°F
December 01 41.2°F November 26 42.2°F
November 30 41.4°F November 25 41.8°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 25.7 °F
February 26.9 °F
December 31.3 °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 11 mph

Espoo on the Weather Map

Finland Resorts:
NAME
Espoo +38
Helsinki +38
Juvaskyla +34
Kemi +30
Koli National Park +32
Kotka +38
Lahti +36
Lappeenranta +36
Oulu +34
Pori +38
Saariselka +14
Savolinna +34
Turku +40
Vaasa +38
Vantaa +38
24 Hours Weather Forecast
Espoo
Local time: 09:07
05 dec, friday
1200 38°F
N
4 mph
1500 38°F
N
4 mph
1800 38°F
NW
5 mph
2100 38°F
NW
6 mph
06 dec, saturday
0000 38°F
NW
5 mph
0300 40°F
NW
6 mph
0600 38°F
W
7 mph
0900 40°F
W
9 mph