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Coldest sea in France in January

477 coastal locations in France ranked by typical January sea temperature, coldest first. Region-wide average in January: 11.3°C.

Coldest in January

Sainte-Marie-sur-Mer

-0.4°C January mean in France

Regional January average

11.3°C

across all 477 coastal locations in France

Vs annual mean

-4.0°C

below the year-round regional average

What the France sea feels like in January

Water at this temperature is cold and will feel very cold initially, but the body will get used to it and longer swims are possible. Experienced swimmers can manage several hours of swimming, however hypothermia is still a real risk.

France monthly average 10.9°C to 20.3°C
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  • Warmest month August 20.3°C
  • Coldest month February 10.9°C
  • Annual mean 15.3°C
  • Months above 20°C 1 of 12

Where January fits in the year

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

All twelve France month rankings:

France sea temperature map (live)

The map shows today's latest reading at every France location. The list below is based on the typical January mean.

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 coldest France locations in January

Sorted by typical January mean from a decade of daily readings, coldest first. Click any place for the full location page.

# Location January mean
1 Sainte-Marie-sur-Mer -0.4°C
2 Rhine (near Strasbourg) 6.8°C
3 Bray Dunes 8.4°C
4 Pas de Calais 8.4°C
5 Dunkerque Hauts-de-France 8.6°C
6 Cayeux Hauts-de-France 8.7°C
7 Le Crotoy 8.8°C
8 Paris 8.8°C
9 Saint Valery Sur Somme 8.8°C
10 Barbatre 8.8°C
11 Corsept 8.8°C
12 La Barre De Monts 8.8°C
13 La Gueriniere 8.8°C
14 Nantes 8.8°C
15 Saint-Jean-de-Monts 8.8°C
16 Saint-Nazaire 8.8°C
17 Le Val Saint Pere 8.9°C
18 Rennes Brittany 8.9°C
19 Paimbœuf Pays de la Loire 8.9°C
20 St. Nazaire Pays de la Loire 8.9°C
21 Dunkirk 9.0°C
22 Malo-les-Bains 9.0°C
23 Gouville-sur-Mer Normandy 9.0°C
24 Le Senequet Normandy 9.0°C
25 Mont-Saint-Michel Normandy 9.0°C
Show 25 more ▸
26 Coutances 9.1°C
27 Granville Normandy 9.1°C
28 Jullouville Normandy 9.1°C
29 La Manche 9.1°C
30 Portbail 9.1°C
31 Saint Pair Sur Mer Normandy 9.1°C
32 Ault 9.1°C
33 Cayeux Sur Mer 9.1°C
34 Le Treport 9.1°C
35 Dives Normandie 9.1°C
36 Dieppe Normandy 9.1°C
37 Berck Plage - Fort Mahon Hauts-de-France 9.2°C
38 Berck 9.2°C
39 Fort-Mahon-Plage 9.2°C
40 Le Touquet (Etaples) Hauts-de-France 9.2°C
41 Gravelines Hauts-de-France 9.2°C
42 Batz Sur Mer 9.2°C
43 Guerande 9.2°C
44 La Baule-Escoublac 9.2°C
45 Le Pouliguen 9.2°C
46 Noirmoutier 9.2°C
47 Penestin Brittany 9.2°C
48 Pornichet 9.2°C
49 Benerville-sur-Mer 9.2°C
50 Blonville-sur-Mer 9.2°C

Warmest 10 in France in January

Same data the other way. The warmest spots for the same month.

# Location January mean
1 lies Wallis (Mata-Utu) Hahake 29.6°C
2 Clipperton-D Overseas France 27.7°C
3 Solenzara Corsica 14.9°C
4 Centuri Corse 14.8°C
5 Ajaccio Aspretto Corse 14.7°C
6 Ajaccio Corse 14.7°C
7 Evian-les-Bains 14.7°C
8 Annecy 14.6°C
9 l'Île-Rousse Corse 14.6°C
10 Aix-les-Bains 14.6°C

More on this region