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Warmest sea temperatures in Europe in August: ranked by sea temperature

Nicosia tops the list at 28 °C in August. Ranked from 1991–2020 climate normals across 50 destinations in Europe.

Top three in August: Nicosia (28 °C) , Limassol (27 °C) , Palermo (27 °C) . Between first and 50th place the sea temp differs by 6.8 °C.

# Destination Country Sea temp Avg high Avg low Rainfall Wet days Sunshine Sea temp
1 Nicosia Cyprus 28 °C 36 °C 24 °C 3 mm 1 399 h 28 °C
2 Limassol Cyprus 27 °C 33 °C 24 °C 1 mm 0 398 h 27 °C
3 Palermo Italy 27 °C 30 °C 23 °C 19 mm 3 393 h 27 °C
4 Messina Italy 27 °C 30 °C 22 °C 25 mm 5 392 h 27 °C
5 Valletta Malta 27 °C 28 °C 24 °C 3 mm 1 389 h 27 °C
6 Thessaloníki Greece 27 °C 32 °C 22 °C 40 mm 6 397 h 27 °C
7 Castelló de la Plana Spain 26 °C 28 °C 22 °C 19 mm 3 387 h 26 °C
8 Taranto Italy 26 °C 31 °C 22 °C 14 mm 3 402 h 26 °C
9 Reggio Calabria Italy 26 °C 31 °C 22 °C 32 mm 5 392 h 26 °C
10 Alicante Spain 26 °C 30 °C 23 °C 14 mm 3 393 h 26 °C
11 Palma Spain 26 °C 31 °C 23 °C 17 mm 2 395 h 26 °C
12 Elche Spain 26 °C 31 °C 21 °C 9 mm 2 393 h 26 °C
13 Catania Italy 26 °C 32 °C 23 °C 14 mm 3 387 h 26 °C
14 Naples Italy 26 °C 30 °C 21 °C 23 mm 4 392 h 26 °C
15 Valencia Spain 26 °C 30 °C 22 °C 22 mm 4 384 h 26 °C
16 Sochi Russia 26 °C 26 °C 21 °C 70 mm 9 389 h 26 °C
17 San Marino San Marino 26 °C 26 °C 16 °C 50 mm 7 387 h 26 °C
18 Athens Greece 26 °C 33 °C 22 °C 5 mm 1 401 h 26 °C
19 Bari Italy 26 °C 29 °C 22 °C 24 mm 5 400 h 26 °C
20 Cartagena Spain 26 °C 29 °C 23 °C 7 mm 1 392 h 26 °C
21 Makhachkala Russia 26 °C 28 °C 22 °C 51 mm 7 369 h 26 °C
22 Pátra Greece 26 °C 32 °C 21 °C 13 mm 3 399 h 26 °C
23 Novorossiysk Russia 25 °C 29 °C 21 °C 37 mm 6 394 h 25 °C
24 Trieste Italy 25 °C 28 °C 19 °C 111 mm 10 378 h 25 °C
25 Barcelona Spain 25 °C 27 °C 21 °C 40 mm 6 383 h 25 °C
26 Badalona Spain 25 °C 28 °C 21 °C 40 mm 6 383 h 25 °C
27 Sabadell Spain 25 °C 27 °C 19 °C 50 mm 7 379 h 25 °C
28 Livorno Italy 25 °C 28 °C 21 °C 39 mm 5 391 h 25 °C
29 Durrës Albania 25 °C 28 °C 22 °C 32 mm 3 400 h 25 °C
30 Genoa Italy 25 °C 28 °C 20 °C 65 mm 10 371 h 25 °C
31 Varna Bulgaria 25 °C 27 °C 20 °C 40 mm 6 386 h 25 °C
32 Constanţa Romania 25 °C 27 °C 20 °C 36 mm 5 391 h 25 °C
33 Nice France 25 °C 27 °C 21 °C 27 mm 6 393 h 25 °C
34 Monaco Monaco 25 °C 27 °C 21 °C 28 mm 6 393 h 25 °C
35 Taganrog Russia 24 °C 27 °C 20 °C 30 mm 5 380 h 24 °C
36 Mariupol Ukraine 24 °C 27 °C 20 °C 30 mm 5 381 h 24 °C
37 Almería Spain 24 °C 32 °C 23 °C 4 mm 1 395 h 24 °C
38 Sevastopol Ukraine 24 °C 27 °C 20 °C 21 mm 4 402 h 24 °C
39 Odesa Ukraine 24 °C 27 °C 20 °C 37 mm 5 385 h 24 °C
40 Málaga Spain 23 °C 29 °C 22 °C 5 mm 1 396 h 23 °C
41 Toulon France 23 °C 28 °C 20 °C 17 mm 3 397 h 23 °C
42 Jerez de la Frontera Spain 23 °C 33 °C 20 °C 3 mm 1 398 h 23 °C
43 La Laguna Spain 23 °C 22 °C 19 °C 6 mm 1 380 h 23 °C
44 Las Palmas de Gran Canaria Spain 23 °C 25 °C 21 °C 2 mm 1 375 h 23 °C
45 Marseille France 22 °C 28 °C 20 °C 22 mm 3 397 h 22 °C
46 Marbella Spain 22 °C 28 °C 22 °C 4 mm 1 395 h 22 °C
47 Donostia / San Sebastián Spain 22 °C 23 °C 17 °C 89 mm 12 336 h 22 °C
48 Montpellier France 22 °C 28 °C 19 °C 33 mm 5 390 h 22 °C
49 Bilbao Spain 22 °C 23 °C 17 °C 56 mm 10 336 h 22 °C
50 Gibraltar Gibraltar 22 °C 28 °C 22 °C 4 mm 1 395 h 22 °C

Monthly values for the month named in the ranking; only destinations with a published climate page are ranked. Download this ranking as CSV.

The same ranking one month earlier and later

July: top 5

  1. Nicosia 27 °C
  2. Limassol 26 °C
  3. Palermo 26 °C
  4. Messina 26 °C
  5. Thessaloníki 26 °C

Full ranking for July

September: top 5

  1. Nicosia 27 °C
  2. Limassol 26 °C
  3. Valletta 26 °C
  4. Palermo 25 °C
  5. Athens 25 °C

Full ranking for September

How this ranking is built

What is ranked
The average sea surface temperature at the coast, in °C, in August, highest first.
Period
1991–2020 climate normals: the same 30 years for every destination, so the list compares like with like.
Who is included
50 destinations in Europe with a published climate page. Neighbouring places that share a climate series are shown once.
Ties
Equal values are ordered by beach score.
Sources
ERA5 / ERA5-Land reanalysis via Open-Meteo; sea temperature from NOAA OISST v2.1. Measured values are reproduced unchanged; only the ordering is ours.

Data sources and method

Normal period
1991–2020
Dataset version
era5-1991-2020-scores1.1
Last processed

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: ranking order, beach and comfort scores. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.