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December weather forecast in Arcachon

30 days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

30 days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Sun

Sunday

Mon

Monday

Tue

Tuesday

Wed

Wednesday

Thu

Thursday

Fri

Friday

Sat

Saturday

29 November, sun

	757 mmHg		75%
	7.5 m/s		+13

29 November, Sunday. day, 11°; night, 10°; rain

30 November, mon

	759 mmHg		75%
	8.5 m/s		+13

30 November, Monday. day, 10°; night, 9°; partly cloudy

1 December, tue

	761 mmHg		75%
	6.6 m/s		+12

1 December, Tuesday. day, 9°; night, 7°; clear

2 December, wed

	763 mmHg		70%
	6.3 m/s		+13

2 December, Wednesday. day, 10°; night, 7°; rain

3 December, thu

	763 mmHg		77%
	8.3 m/s		+13

3 December, Thursday. day, 11°; night, 9°; partly cloudy

4 December, fri

	762 mmHg		79%
	8.1 m/s		+12

4 December, Friday. day, 11°; night, 10°; rain

5 December, sat

	761 mmHg		76%
	7.8 m/s		+13

5 December, Saturday. day, 12°; night, 10°; rain

6 December, sun

	763 mmHg		76%
	7.1 m/s		+13

6 December, Sunday. day, 12°; night, 10°; rain

7 December, mon

	764 mmHg		75%
	7.6 m/s		+13

7 December, Monday. day, 13°; night, 11°; overcast

8 December, tue

	768 mmHg		75%
	6.5 m/s		+13

8 December, Tuesday. day, 11°; night, 9°; clear

9 December, wed

	766 mmHg		75%
	7 m/s		+13

9 December, Wednesday. day, 11°; night, 9°; partly cloudy

10 December, thu

	763 mmHg		75%
	7 m/s		+13

10 December, Thursday. day, 11°; night, 10°; overcast

11 December, fri

	763 mmHg		72%
	6 m/s		+13

11 December, Friday. day, 10°; night, 9°; partly cloudy

12 December, sat

	761 mmHg		74%
	7.3 m/s		+13

12 December, Saturday. day, 10°; night, 8°; overcast

13 December, sun

	759 mmHg		74%
	8.8 m/s		+13

13 December, Sunday. day, 10°; night, 9°; rain

14 December, mon

	760 mmHg		70%
	8.1 m/s		+13

14 December, Monday. day, 10°; night, 9°; clear

15 December, tue

	760 mmHg		75%
	7.4 m/s		+13

15 December, Tuesday. day, 11°; night, 9°; overcast

16 December, wed

	761 mmHg		73%
	9 m/s		+13

16 December, Wednesday. day, 11°; night, 9°; rain

17 December, thu

	762 mmHg		75%
	7.8 m/s		+13

17 December, Thursday. day, 11°; night, 10°; rain

18 December, fri

	763 mmHg		75%
	6.8 m/s		+13

18 December, Friday. day, 11°; night, 9°; rain

19 December, sat

	765 mmHg		76%
	7 m/s		+13

19 December, Saturday. day, 12°; night, 10°; clear

20 December, sun

	764 mmHg		77%
	6.5 m/s		+12

20 December, Sunday. day, 11°; night, 9°; clear

21 December, mon

	764 mmHg		81%
	6.5 m/s		+12

21 December, Monday. day, 11°; night, 10°; rain

22 December, tue

	763 mmHg		83%
	6.8 m/s		+13

22 December, Tuesday. day, 12°; night, 10°; rain

23 December, wed

	762 mmHg		76%
	7.5 m/s		+13

23 December, Wednesday. day, 12°; night, 10°; rain

24 December, thu

	764 mmHg		70%
	7 m/s		+13

24 December, Thursday. day, 11°; night, 10°; partly cloudy

25 December, fri

	764 mmHg		74%
	7.9 m/s		+12

25 December, Friday. day, 10°; night, 9°; clear

26 December, sat

	762 mmHg		70%
	8.8 m/s		+13

26 December, Saturday. day, 11°; night, 9°; rain

27 December, sun

	762 mmHg		75%
	8.3 m/s		+12

27 December, Sunday. day, 11°; night, 10°; rain

28 December, mon

	765 mmHg		74%
	6.1 m/s		+12

28 December, Monday. day, 11°; night, 9°; partly cloudy

29 December, tue

	764 mmHg		75%
	7.9 m/s		+13

29 December, Tuesday. day, 12°; night, 10°; clear

30 December, wed

	763 mmHg		76%
	7.1 m/s		+12

30 December, Wednesday. day, 11°; night, 10°; rain

31 December, thu

	763 mmHg		76%
	7.1 m/s		+12

31 December, Thursday. day, 11°; night, 10°; rain

1 January, fri

	762 mmHg		79%
	7.9 m/s		+12

1 January, Friday. day, 11°; night, 8°; rain

2 January, sat

	763 mmHg		73%
	7.5 m/s		+11

2 January, Saturday. day, 9°; night, 8°; overcast

Average data for 10 years

Arcachon December

7

sunny days

15

days with precipitation

9

cloudy days

7 sunny days; 15 days with precipitation; 9 cloudy days;

75

%

air humidity

5.5

m/s

WindSW

88

mm of precipitation

(12% of annual average)

+13

°C

Water temperature

air humidity 75%; 88 millimeters of precipitation (12% of annual average); Wind south-westerly 5.5 Meters per second; Water temperature +13°

Weather graphs for December

TemperatureWater temperaturePrecipitation chance, %Humidity, %Wind, m/sPressure, mmHg

NE

NW

W

SW

W

S

W

E

S

SE

E

SE

SW

W

W

W

NW

SW

W

S

SE

S

S

S

SW

W

S

S

S

SW

SW

1

Average data for 10 years

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

Daytime temperature

Night-time temperature

Cities near you

Bilbao
Bordeaux
Zaragoza
Burgos
Toulouse
San Sebastian
Andorra la Vella
Biarritz
Pamplona

Cities with similar weather in December

Kemer
Rome
Batumi
Budva
Rimini
Salou
Tivat
Bar
Beldibi

The weather forecast for December 2025 is based on historical data from the past 10 years.

In December, the weather in Arcachon is typically warm. Average daily high temperature in December is about 11 degrees above zero. On average, Arcachon has 15 rainy, 7 sunny, 5 partly cloudy, and 4 cloudy days in December. The rains are usually heavy. December as well as January, February, and November is considered the most uncomfortable time to visit Arcachon.

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