World Resorts Finland Helsinki Weather

Helsinki Sea Temperature in May

Average sea water temperature in May:
+44.9°F
Minimum sea water temperature in May: 59.5°F
Maximum sea water temperature in May: 37.2°F

Daily sea water temperature in May, °F

Show year:
2024
2023
2022

The average sea water temperature in May of 2024 was 46.4°F. The highest and lowest sea temperatures during the month were 57.6°F and 39.0°F.

Monthly sea water temperature in Helsinki, °F

Which Finland resorts have warmest sea in May?

Place name May 2024 May 2023
Lappeenranta 50.3°F 47.5°F
Lahti 49.8°F 48.6°F
Turku 48.4°F 44.8°F
Porvoo 48.2°F 46.4°F
Kotka 48.1°F 44.3°F
Espoo 46.8°F 43.6°F
Vantaa 46.4°F 44.2°F
Helsinki 46.4°F 44.6°F
Juvaskyla 45.6°F 42.6°F
Vaasa 45.3°F 44.0°F
Imatra 45.3°F 43.9°F
Pori 44.8°F 46.5°F
Seinajoki 43.4°F 41.8°F
Savolinna 42.4°F 43.0°F
Koli National Park 40.8°F 37.9°F
Oulu 40.6°F 39.1°F
Saariselka 38.1°F 38.0°F
Kemi 35.1°F 34.1°F

Best time for vacation in Helsinki

Sunniest months:
July 15 days
June 15 days
May 14 days
Warmest months:
July 68.6 °F
August 67.3 °F
June 63.5 °F
Warmest sea temp:
August 63.1 °F
July 61.8 °F
September 58.8 °F
Coldest months:
January 28.1 °F
February 29.0 °F
December 33.4 °F
Rainiest months:
August 5 days
September 4 days
July 4 days
Windiest months:
December 12.8 mph
November 12.0 mph
January 11.7 mph

Helsinki on a weather map

Current weather
01:56
Helsinki
+34°F
NE 22 mph
Feels like: +21°F
Precip.: 100%
Places in Finland:
Name
°F
Vaasa
+28°F
Vantaa
+32°F
Imatra
+30°F
Kemi
+27°F
Koli National Park
+28°F
Kotka
+36°F
Lappeenranta
+32°F
Lahti
+28°F
Oulu
+30°F
Pori
+28°F
Saariselka
+19°F
Turku
+32°F
Helsinki
+34°F
Espoo
+32°F
Juvaskyla
+25°F
all places
24 Hours Forecast
Helsinki
Local time: 01:56
November 22, friday
0300
34°F
NE
22 mph
0600
32°F
NE
17 mph
0900
32°F
NE
15 mph
1200
32°F
NE
15 mph
1500
30°F
NE
17 mph
1800
30°F
E
15 mph
2100
30°F
E
14 mph
November 23, saturday
0000
30°F
E
12 mph
Units of measurement: °C / °F