Current sea water temperature:
+57.9°F
| Minimum sea water temperature in January: | 60.8°F |
| Maximum sea water temperature in January: | 55.4°F |
| Average sea water temperature in January: | 57.7°F |
| more information | |
14 days
forecast
forecast
| Cassis |
monthly
weather
weather
| Cassis |
Sea water temperature for the last 10 days:
| January 15 | 57.9°F | January 10 | 58.1°F |
| January 14 | 57.9°F | January 9 | 57.7°F |
| January 13 | 57.7°F | January 8 | 58.5°F |
| January 12 | 57.7°F | January 7 | 58.6°F |
| January 11 | 57.9°F | January 6 | 59.0°F |
Monthly sea water temperature, °F
When is the warmest sea in Cassis?
Based on the data about daily sea water temperature for the last three years the warmest sea in Cassis was noticed in August, July and September.
Monthly Sea Temperatures in Cassis, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 74.7°F. The highest and lowest sea temperatures during the month were 79.2°F and 67.6°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 73.1°F. The highest and lowest sea temperatures during the month were 81.1°F and 64.6°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 70.7°F. The highest and lowest sea temperatures during the month were 74.5°F and 66.6°F.
current
weather
weather
| Cassis |
weather in
January
January
| Cassis |
Best time for vacation in Cassis
Cassis on a weather map
Places in France:
Name
°F
24 Hours Forecast
Cassis
Local time: 22:05
January 16, friday
0000
52°F
NW
15 mph
15 mph
0300
52°F
NW
14 mph
14 mph
0600
52°F
W
14 mph
14 mph
0900
52°F
W
17 mph
17 mph
1200
55°F
W
20 mph
20 mph
1500
55°F
NW
21 mph
21 mph
1800
54°F
W
20 mph
20 mph
2100
54°F
NW
17 mph
17 mph
