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Warmest sea in Finland in July

52 coastal locations in Finland ranked by their typical July sea temperature. Region-wide average in July: 17.0°C. The top of the list is where to find the warmest swimming this month.

Warmest in July

Imatra

18.7°C July mean in Finland

Regional July average

17.0°C

across all 52 coastal locations in Finland

Vs annual mean

+9.1°C

above the year-round regional average

What the Finland sea feels like in July

At this temperature, water will feel cold compared to a swimming pool, but with a bit of experience and practice most people will find the water relatively comfortable to swim in.

Finland monthly average 0.9°C to 17.3°C
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  • Warmest month August 17.3°C
  • Coldest month February 0.9°C
  • Annual mean 7.9°C
  • Months above 20°C 0 of 12

Where July fits in the year

July sits inside the regional pattern shown on the left. Pick a different month to see how the ranking shifts.

All twelve Finland month rankings:

Finland sea temperature map (live)

The map shows today's latest reading at every Finland location. The list below is based on the typical July mean, useful for trip planning weeks or months ahead.

Zoom in to see individual locations. Click a pin for water temperatures. View list →
°C -2 0 1 3 5 7 9 11 13 15 17 19 21 24 27 30 35

Top 50 warmest Finland locations in July

Sorted by the typical July mean built from a decade of daily readings at each location. Click any place for its 30-day chart, monthly profile, and full 10-year history.

# Location July mean
1 Imatra 18.7°C
2 lake Saimaa 18.7°C
3 Länsi-Turunmaa Southwest Finland 18.2°C
4 Hamina 17.7°C
5 Haukipudas 17.6°C
6 Oulu 17.6°C
7 Kotka 17.6°C
8 Kuivaniemi 17.6°C
9 Västanfjärd Southwest Finland 17.5°C
10 Hango Hango 17.5°C
11 Särkisalo Southwest Finland 17.5°C
12 Pargas 17.4°C
13 Turku 17.4°C
14 Perna 17.4°C
15 Naantali 17.4°C
16 Keminmaa 17.3°C
17 Laensi Turunmaa 17.3°C
18 Merimasku 17.2°C
19 Rymattyla 17.2°C
20 Ekenäs Uusimaa 17.2°C
21 Porvoo 17.2°C
22 Kemi 17.1°C
23 Velkua 17.1°C
24 Houtskar 17.1°C
25 Kustavi 17.1°C
Show 25 more ▸
26 Helsinki 17.1°C
27 Koukkuniemi 17.1°C
28 Otaniemi 17.1°C
29 Teekkarikylae 17.1°C
30 Espoo 17.0°C
31 Inga 17.0°C
32 Inio 17.0°C
33 Nagu 17.0°C
34 Ekenaes 16.9°C
35 Hanko 16.9°C
36 Pohja 16.9°C
37 Aland Islands 16.8°C
38 Tampere 16.7°C
39 Pyharanta 16.7°C
40 Rauma 16.7°C
41 Uusikaupunki 16.7°C
42 Pori 16.6°C
43 Raahe 16.5°C
44 Pyhajoki 16.4°C
45 Mariehamn 16.3°C
46 Kristinestad 16.2°C
47 Vaasa 16.1°C
48 Kaskinen 16.1°C
49 Oravais 15.9°C
50 Kalajoki 15.9°C

Coldest 10 in Finland in July

Same data the other way. Helpful if you want to know which Finland coasts to avoid for swimming in July.

# Location July mean
1 Kokkola 15.6°C
2 Himanka 15.7°C
3 Kalajoki 15.9°C
4 Oravais 15.9°C
5 Kaskinen 16.1°C
6 Vaasa 16.1°C
7 Kristinestad 16.2°C
8 Mariehamn 16.3°C
9 Pyhajoki 16.4°C
10 Raahe 16.5°C

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