Swimming in Finland in april 2025 Sea temperature by city in april
Do you want to go to the beach in Finland in april 2025? Is it the right month to go for pleasant temperatures and staying in the water for a long time? The answer is on this page with the sea temperatures in april in Finland by city and our opinion on the chances of enjoying pleasant sea conditions.
Sea temperature in Finland in april 2025
Here, find the average sea temperature in Finland in april in several coastal cities.
South in april
36°F
min: 31°F / max: 40°F
36°F
min: 30°F / max: 41°F
Ekenäs
35°F
min: 31°F / max: 40°F
Hamina
35°F
min: 30°F / max: 40°F
Hanko
36°F
min: 31°F / max: 39°F
Ingå
35°F
min: 31°F / max: 40°F
West Coast in april
34°F
min: 31°F / max: 37°F
33°F
min: 30°F / max: 36°F
34°F
min: 31°F / max: 36°F
Turku Archipelago (Abo Skargard)
33°F
min: 31°F / max: 37°F
Rauma
33°F
min: 30°F / max: 36°F
Jakobstad
33°F
min: 31°F / max: 36°F
Lapland in april
41°F
min: 39°F / max: 43°F
32°F
min: 29°F / max: 35°F
33°F
min: 31°F / max: 36°F
41°F
min: 39°F / max: 43°F
Honningsvåg
41°F
min: 39°F / max: 43°F
39°F
min: 37°F / max: 41°F
North in april
32°F
min: 30°F / max: 34°F
32°F
min: 29°F / max: 35°F
Haukipudas
32°F
min: 29°F / max: 35°F
Kuivaniemi
33°F
min: 30°F / max: 35°F
Pyhaejoki
32°F
min: 30°F / max: 34°F
Raahe
32°F
min: 29°F / max: 34°F
Where should you go swimming in Finland in the month of april?
Swimming in Finland in april is freezing
In april in Finland swimming conditions vary by city. Details below:
Forget about swimming in Helsinki, Åland, Alta, Kalajoki, Kotka, Lulea, Oulu, Tromso, Turku, Vaasa, Turku Archipelago (Abo Skargard), Honningsvåg, Kirkenes, Rauma, Båtsfjord, Ekenäs, Hamina, Hammerfest, Hanko, Haukipudas, Ingå, Jakobstad, Kirkkonummi, Kokkola, Kristinestad, Kuivaniemi, Lakselv, Lyngseidet, Naantali, Oravais, Pargas, Piteå, Porvoo, Pyhaejoki, Raahe, Skjervoy, Storslett, Uusikaupunki, Vadsø, Vantaa and Vardø in april! The water temperature is freezing, reaching as low as 31°F (and only 40°F at the best of times). Our advice: plan on sightseeing, and don't bring your beach towel!
Where to go swimming in Finland in april: the map of sea temperatures
ideal swimming 
pleasant swimming 
cool swimming 
cold swimming 
freezing swimmingWater temperature and seasonal norms in april
Helsinki
| April | |||
| Average sea temperature | 36°F | ||
| Minimum sea temperature | 31°F | ||
| Maximum sea temperature | 40°F | ||
| Average outside temperature | 41°F | ||
| Maximum outside temperature | 43°F | ||
| Minimum outside temperature | 38°F | ||
| Precipitation | 2.2in | ||
| Number of days of precipitation | 3 jour(s) (12%) | ||
| Cloud cover | 53% | ||
| Our opinion | freezing swimming |
More information on swimming in Helsinki in april
Åland
| April | |||
| Average sea temperature | 34°F | ||
| Minimum sea temperature | 31°F | ||
| Maximum sea temperature | 37°F | ||
| Average outside temperature | 40°F | ||
| Maximum outside temperature | 41°F | ||
| Minimum outside temperature | 38°F | ||
| Precipitation | 1.2in | ||
| Number of days of precipitation | 1 jour(s) (5%) | ||
| Cloud cover | 45% | ||
| Our opinion | freezing swimming |
More information on swimming in Åland in april
Alta
| April | |||
| Average sea temperature | 41°F | ||
| Minimum sea temperature | 39°F | ||
| Maximum sea temperature | 43°F | ||
| Average outside temperature | 31°F | ||
| Maximum outside temperature | 34°F | ||
| Minimum outside temperature | 29°F | ||
| Precipitation | 2.4in | ||
| Number of days of precipitation | 4 jour(s) (14%) | ||
| Cloud cover | 66% | ||
| Our opinion | freezing swimming |
More information on swimming in Alta in april
Kalajoki
| April | |||
| Average sea temperature | 32°F | ||
| Minimum sea temperature | 30°F | ||
| Maximum sea temperature | 34°F | ||
| Average outside temperature | 38°F | ||
| Maximum outside temperature | 40°F | ||
| Minimum outside temperature | 34°F | ||
| Precipitation | 1.7in | ||
| Number of days of precipitation | 2 jour(s) (8%) | ||
| Cloud cover | 57% | ||
| Our opinion | freezing swimming |
More information on swimming in Kalajoki in april
Kemi
| April | |||
| Average sea temperature | 32°F | ||
| Minimum sea temperature | 29°F | ||
| Maximum sea temperature | 35°F | ||
| Average outside temperature | 34°F | ||
| Maximum outside temperature | 36°F | ||
| Minimum outside temperature | 31°F | ||
| Precipitation | 2.5in | ||
| Number of days of precipitation | 4 jour(s) (15%) | ||
| Cloud cover | 64% | ||
| Our opinion | freezing swimming |
More information on swimming in Kemi in april
List of coastal cities in Finland
| Helsinki in april | freezing swimming |
| Åland in april | freezing swimming |
| Alta in april | freezing swimming |
| Kalajoki in april | freezing swimming |
| Kemi in april | freezing swimming |
| Kotka in april | freezing swimming |
| Lulea in april | freezing swimming |
| Oulu in april | freezing swimming |
| Tromso in april | freezing swimming |
| Turku in april | freezing swimming |
| Vaasa in april | freezing swimming |
| Turku Archipelago (Abo Skargard) in april | freezing swimming |
| Honningsvåg in april | freezing swimming |
| Kirkenes in april | freezing swimming |
| Rauma in april | freezing swimming |
| Båtsfjord in april | freezing swimming |
| Ekenäs in april | freezing swimming |
| Hamina in april | freezing swimming |
| Hammerfest in april | freezing swimming |
| Hanko in april | freezing swimming |
| Haukipudas in april | freezing swimming |
| Ingå in april | freezing swimming |
| Jakobstad in april | freezing swimming |
| Kirkkonummi in april | freezing swimming |
| Kokkola in april | freezing swimming |
| Kristinestad in april | freezing swimming |
| Kuivaniemi in april | freezing swimming |
| Lakselv in april | freezing swimming |
| Lyngseidet in april | freezing swimming |
| Naantali in april | freezing swimming |
| Oravais in april | freezing swimming |
| Pargas in april | freezing swimming |
| Piteå in april | freezing swimming |
| Porvoo in april | freezing swimming |
| Pyhaejoki in april | freezing swimming |
| Raahe in april | freezing swimming |
| Skjervoy in april | freezing swimming |
| Storslett in april | freezing swimming |
| Tornio in april | freezing swimming |
| Uusikaupunki in april | freezing swimming |
| Vadsø in april | freezing swimming |
| Vantaa in april | freezing swimming |
| Vardø in april | freezing swimming |