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Warmest sea temperatures in Europe in December

La Laguna tops the list at 21 °C in December. Ranked from 1991–2020 climate normals across 50 destinations.

# Destination Country Sea temp Avg high Rainfall
1 La Laguna Spain 21 °C 17 °C 52 mm
2 Las Palmas de Gran Canaria Spain 21 °C 20 °C 35 mm
3 Limassol Cyprus 20 °C 17 °C 59 mm
4 Nicosia Cyprus 19 °C 17 °C 53 mm
5 Valletta Malta 18 °C 16 °C 70 mm
6 Pátra Greece 17 °C 13 °C 132 mm
7 Athens Greece 17 °C 13 °C 64 mm
8 Messina Italy 17 °C 15 °C 134 mm
9 Naples Italy 17 °C 13 °C 134 mm
10 Jerez de la Frontera Spain 17 °C 17 °C 80 mm
11 Catania Italy 17 °C 15 °C 66 mm
12 Palermo Italy 17 °C 15 °C 72 mm
13 Reggio Calabria Italy 17 °C 14 °C 152 mm
14 Palma Spain 17 °C 15 °C 38 mm
15 Gibraltar Gibraltar 17 °C 16 °C 116 mm
16 Cartagena Spain 16 °C 16 °C 25 mm
17 Durrës Albania 16 °C 13 °C 154 mm
18 Almería Spain 16 °C 17 °C 29 mm
19 Elche Spain 16 °C 16 °C 23 mm
20 Alicante Spain 16 °C 16 °C 32 mm
21 Marbella Spain 16 °C 15 °C 115 mm
22 Málaga Spain 16 °C 16 °C 69 mm
23 Lisbon Portugal 16 °C 14 °C 79 mm
24 Valencia Spain 16 °C 15 °C 35 mm
25 Castelló de la Plana Spain 16 °C 15 °C 35 mm
26 Taranto Italy 16 °C 13 °C 66 mm
27 Genoa Italy 16 °C 10 °C 126 mm
28 Livorno Italy 16 °C 12 °C 88 mm
29 Nice France 15 °C 12 °C 83 mm
30 Monaco Monaco 15 °C 12 °C 83 mm
31 Toulon France 15 °C 12 °C 68 mm
32 Thessaloníki Greece 15 °C 10 °C 70 mm
33 Sabadell Spain 15 °C 12 °C 40 mm
34 L'Hospitalet de Llobregat Spain 15 °C 13 °C 40 mm
35 Barcelona Spain 15 °C 13 °C 42 mm
36 Bari Italy 15 °C 13 °C 60 mm
37 Marseille France 15 °C 12 °C 54 mm
38 Vigo Spain 14 °C 13 °C 224 mm
39 Porto Portugal 14 °C 14 °C 171 mm
40 Santander Spain 14 °C 13 °C 114 mm
41 A Coruña Spain 14 °C 13 °C 142 mm
42 Bilbao Spain 14 °C 13 °C 106 mm
43 Montpellier France 14 °C 11 °C 77 mm
44 Oviedo Spain 14 °C 12 °C 104 mm
45 Gijón Spain 14 °C 13 °C 117 mm
46 Donostia / San Sebastián Spain 14 °C 12 °C 142 mm
47 San Marino San Marino 13 °C 6.7 °C 85 mm
48 Trieste Italy 13 °C 8.2 °C 128 mm
49 Sochi Russia 13 °C 9.9 °C 148 mm
50 Saint Peter Port Guernsey 12 °C 11 °C 122 mm

Only destinations with a published page for that month are ranked. The ranking is ours; the underlying values are reproduced from the source.

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.