World Resorts France Cassis Weather

Cassis Sea Temperature in December

Average sea water temperature in December:
+60.3°F
Minimum sea water temperature in December: 64.4°F
Maximum sea water temperature in December: 57.2°F

Daily sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 61.2°F. The highest and lowest sea temperatures during the month were 62.4°F and 60.3°F.

Monthly sea water temperature in Cassis, °F

Which France resorts have warmest sea in December?

Place name December 2025 December 2024
Aiacciu 62.4°F 61.7°F
Bunifaziu 62.3°F 61.9°F
Calvi 62.3°F 61.6°F
Corsica 62.3°F 61.7°F
Saint Jean Cap Ferrat 62.1°F 61.4°F
Bastia 62.1°F 61.7°F
Propriano 62.1°F 61.7°F
Roquebrune Cap Martin 62.1°F 61.3°F
Menton 62.0°F 61.2°F
Nice 62.0°F 61.2°F
Saint Laurent du Var 61.8°F 61.1°F
Antibes 61.8°F 61.0°F
Juan les Pins 61.8°F 61.0°F
Cavalaire sur Mer 61.8°F 60.9°F
Cagnes sur Mer 61.8°F 61.1°F
Theoule Sur Mer 61.8°F 61.0°F
Mandelieu la Napoule 61.8°F 61.0°F
Cannes 61.8°F 61.0°F
Golfe Juan 61.7°F 61.0°F
Le Lavandou 61.6°F 60.5°F

Best time for vacation in Cassis

Sunniest months:
July 29 days
August 28 days
June 25 days
Warmest months:
August 81.8 °F
July 81.7 °F
June 76.3 °F
Warmest sea temp:
August 74.6 °F
July 72.8 °F
September 72.3 °F
Coldest months:
January 51.4 °F
February 52.3 °F
December 53.9 °F
Rainiest months:
November 4 days
October 3 days
December 3 days
Windiest months:
January 13.4 mph
March 13.0 mph
February 12.7 mph

Cassis on a weather map

Cassis
+54°F
W 30 mph
Feels like: +48°F
Precip.: 100%
Places in France:
Name
°F
+41°F
+52°F
+43°F
+45°F
+52°F
+55°F
+55°F
+54°F
+55°F
+50°F
+48°F
+54°F
+39°F
+27°F
+50°F
24 Hours Forecast
Cassis
Local time: 23:54
December 22, monday
0000
54°F
W
30 mph
0300
54°F
W
25 mph
0600
54°F
W
24 mph
0900
54°F
W
25 mph
1200
54°F
W
28 mph
1500
52°F
W
23 mph
1800
54°F
W
24 mph
2100
52°F
N
11 mph
Units of measurement: °C / °F