20.12
sat
sat
Day

54°F
N 11 mph
Precip.
0%
0%
Night

54°F
NE 17 mph
Precip.
0%
0%
21.12
sun
sun
Day

46°F
E 13 mph
Precip.
100%
100%
Night

46°F
NE 13 mph
Precip.
100%
100%
22.12
mon
mon
Day

52°F
SE 9 mph
Precip.
100%
100%
Night

46°F
NW 4 mph
Precip.
0%
0%
23.12
tue
tue
Day

48°F
NW 9 mph
Precip.
85%
85%
Night

43°F
W 6 mph
Precip.
0%
0%
24.12
wed
wed
Day

48°F
S 10 mph
Precip.
0%
0%
Night

45°F
SW 13 mph
Precip.
100%
100%
25.12
thu
thu
Day

37°F
SW 13 mph
Precip.
59%
59%
Night

36°F
SW 6 mph
Precip.
0%
0%
26.12
fri
fri
Day

37°F
S 7 mph
Precip.
0%
0%
Night

36°F
SW 9 mph
Precip.
0%
0%
27.12
sat
sat
Day

34°F
W 6 mph
Precip.
0%
0%
Night

34°F
W 4 mph
Precip.
0%
0%
28.12
sun
sun
Day

36°F
SW 6 mph
Precip.
0%
0%
Night

32°F
SW 8 mph
Precip.
0%
0%
29.12
mon
mon
Day

36°F
SW 11 mph
Precip.
0%
0%
Night

32°F
SW 10 mph
Precip.
0%
0%
30.12
tue
tue
Day

37°F
SW 9 mph
Precip.
0%
0%
Night

34°F
SW 8 mph
Precip.
0%
0%
31.12
wed
wed
Day

37°F
SW 7 mph
Precip.
0%
0%
Night

32°F
SW 5 mph
Precip.
0%
0%
01.01
thu
thu
Day

37°F
SW 7 mph
Precip.
0%
0%
Night

34°F
W 9 mph
Precip.
0%
0%
02.01
fri
fri
Day

39°F
SW 10 mph
Precip.
0%
0%
Night

36°F
SW 9 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 55.7°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: 11:45
December 20, saturday
1200

54°F
N
11 mph
11 mph
1500

57°F
N
11 mph
11 mph
1800

54°F
NE
11 mph
11 mph
2100

54°F
NE
13 mph
13 mph
December 21, sunday
0000

54°F
NE
17 mph
17 mph
0300

52°F
N
11 mph
11 mph
0600

52°F
NE
11 mph
11 mph
0900

50°F
NE
14 mph
14 mph



























