21.12
sun
sun
Day
54°F
N 13 mph
Precip.
62%
62%
Night
48°F
NE 10 mph
Precip.
100%
100%
22.12
mon
mon
Day
46°F
N 10 mph
Precip.
79%
79%
Night
43°F
W 5 mph
Precip.
0%
0%
23.12
tue
tue
Day
45°F
N 6 mph
Precip.
80%
80%
Night
41°F
W 4 mph
Precip.
0%
0%
24.12
wed
wed
Day
45°F
SW 6 mph
Precip.
0%
0%
Night
45°F
SW 10 mph
Precip.
72%
72%
25.12
thu
thu
Day
36°F
SW 10 mph
Precip.
0%
0%
Night
32°F
SW 4 mph
Precip.
0%
0%
26.12
fri
fri
Day
37°F
W 7 mph
Precip.
0%
0%
Night
36°F
SW 7 mph
Precip.
0%
0%
27.12
sat
sat
Day
39°F
SW 4 mph
Precip.
0%
0%
Night
36°F
SW 7 mph
Precip.
0%
0%
28.12
sun
sun
Day
39°F
SW 9 mph
Precip.
0%
0%
Night
37°F
SW 12 mph
Precip.
0%
0%
29.12
mon
mon
Day
48°F
SW 12 mph
Precip.
0%
0%
Night
46°F
SW 12 mph
Precip.
0%
0%
30.12
tue
tue
Day
46°F
SW 11 mph
Precip.
0%
0%
Night
45°F
SW 9 mph
Precip.
0%
0%
31.12
wed
wed
Day
46°F
S 9 mph
Precip.
59%
59%
Night
43°F
SW 9 mph
Precip.
0%
0%
01.01
thu
thu
Day
43°F
SW 9 mph
Precip.
0%
0%
Night
39°F
SW 4 mph
Precip.
0%
0%
02.01
fri
fri
Day
41°F
SW 4 mph
Precip.
0%
0%
Night
36°F
SW 5 mph
Precip.
0%
0%
03.01
sat
sat
Day
43°F
SW 2 mph
Precip.
0%
0%
Night
41°F
W 4 mph
Precip.
0%
0%
sea water
temperature
temperature
| Arcachon |
monthly
weather
weather
| Arcachon |
current
weather
weather
| Arcachon |
7 days
forecast
forecast
| Arcachon |
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 55.6°F. The highest and lowest sea temperatures during the month were 56.7°F and 54.1°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 52.0°F. The highest and lowest sea temperatures during the month were 53.2°F and 50.7°F.
Air temperature in Arcachon, °F
Precipitation total in Arcachon, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Arcachon
Arcachon on a weather map
Places in France:
Name
°F
24 Hours Forecast
Arcachon
Local time: 09:47
December 21, sunday
1200
54°F
N
13 mph
13 mph
1500
50°F
NE
16 mph
16 mph
1800
48°F
NE
13 mph
13 mph
2100
48°F
E
18 mph
18 mph
December 22, monday
0000
48°F
NE
10 mph
10 mph
0300
45°F
N
11 mph
11 mph
0600
43°F
N
9 mph
9 mph
0900
43°F
N
9 mph
9 mph
