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In April warmest sea in Finland is usually observed in the following locations: Pori, Lahti, Espoo.
Table below shows the average sea water temperature for marine resorts of Finland in April for the last three years.
| Place name | April 2024 | April 2023 | April 2022 |
|---|---|---|---|
| Pori | 35.2°F | 37.5°F | 35.8°F |
| Lahti | 35.1°F | 34.9°F | 34.7°F |
| Espoo | 35.0°F | 36.4°F | 36.5°F |
| Kotka | 34.8°F | 36.7°F | 35.3°F |
| Helsinki | 34.8°F | 36.4°F | 36.3°F |
| Vantaa | 34.8°F | 36.3°F | 36.3°F |
| Porvoo | 34.7°F | 35.7°F | 34.0°F |
| Turku | 34.6°F | 36.4°F | 35.7°F |
| Lappeenranta | 33.8°F | 34.6°F | 32.8°F |
| Savolinna | 33.1°F | 33.1°F | 33.3°F |
| Saariselka | 32.7°F | 32.7°F | 32.7°F |
| Juvaskyla | 32.6°F | 32.7°F | 32.6°F |
| Imatra | 32.4°F | 32.4°F | 32.5°F |
| Vaasa | 32.4°F | 31.7°F | 32.2°F |
| Koli National Park | 32.1°F | 32.1°F | 32.1°F |
| Seinajoki | 31.0°F | 31.3°F | 31.7°F |
| Oulu | 29.9°F | 30.7°F | 30.8°F |
| Kemi | 29.8°F | 30.8°F | 30.4°F |
Charts below show average sea water temperature for Finland resorts with the warmest sea in April.
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
11
22
33
44
55
66
77
37.7
42.8
48.5
57.2
64.4
63.6
56
44.6
36.4
32.1
31.5
33.1
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
11
22
33
44
55
66
77
88
35.8
42.2
50.9
61.5
67.9
65.4
58.5
47.5
35.3
32.6
32.4
33
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
10
20
30
40
50
60
70
80
38.9
44.4
50.3
58.8
63.2
61.7
55.1
44.8
36.1
32.5
32.2
34.3
You can also check other months of the year to see sea temperature of Finland resorts at that time.
Places in Finland:
Name
°F
