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December weather forecast in Santander

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

30 November, sun

	761 mmHg		79%
	6.2 m/s		+13

30 November, Sunday. day, 13°; night, 9°; rain

1 December, mon

	761 mmHg		78%
	6 m/s		+13

1 December, Monday. day, 13°; night, 9°; rain

2 December, tue

	763 mmHg		80%
	5.7 m/s		+13

2 December, Tuesday. day, 12°; night, 9°; rain

3 December, wed

	762 mmHg		78%
	5.9 m/s		+14

3 December, Wednesday. day, 12°; night, 9°; rain

4 December, thu

	762 mmHg		78%
	6 m/s		+14

4 December, Thursday. day, 13°; night, 9°; rain

5 December, fri

	763 mmHg		77%
	6.4 m/s		+14

5 December, Friday. day, 13°; night, 9°; rain

6 December, sat

	764 mmHg		79%
	5.4 m/s		+15

6 December, Saturday. day, 13°; night, 9°; rain

7 December, sun

	762 mmHg		78%
	6 m/s		+14

7 December, Sunday. day, 14°; night, 9°; rain

8 December, mon

	763 mmHg		79%
	5.8 m/s		+13

8 December, Monday. day, 13°; night, 9°; rain

9 December, tue

	765 mmHg		78%
	6.2 m/s		+14

9 December, Tuesday. day, 13°; night, 9°; rain

10 December, wed

	764 mmHg		78%
	5.5 m/s		+14

10 December, Wednesday. day, 13°; night, 9°; clear

11 December, thu

	763 mmHg		77%
	5.4 m/s		+13

11 December, Thursday. day, 13°; night, 9°; partly cloudy

12 December, fri

	763 mmHg		77%
	5.4 m/s		+14

12 December, Friday. day, 13°; night, 9°; clear

13 December, sat

	762 mmHg		78%
	5.6 m/s		+13

13 December, Saturday. day, 13°; night, 9°; rain

14 December, sun

	762 mmHg		78%
	5.7 m/s		+13

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

15 December, mon

	764 mmHg		76%
	5.2 m/s		+13

15 December, Monday. day, 12°; night, 8°; rain

16 December, tue

	763 mmHg		75%
	5.9 m/s		+13

16 December, Tuesday. day, 12°; night, 8°; clear

17 December, wed

	764 mmHg		76%
	5.4 m/s		+13

17 December, Wednesday. day, 12°; night, 8°; partly cloudy

18 December, thu

	763 mmHg		76%
	5.4 m/s		+13

18 December, Thursday. day, 13°; night, 8°; partly cloudy

19 December, fri

	762 mmHg		75%
	5.6 m/s		+13

19 December, Friday. day, 13°; night, 9°; rain

20 December, sat

	764 mmHg		75%
	5.7 m/s		+13

20 December, Saturday. day, 13°; night, 9°; rain

21 December, sun

	764 mmHg		75%
	5.5 m/s		+14

21 December, Sunday. day, 13°; night, 9°; partly cloudy

22 December, mon

	764 mmHg		76%
	5.4 m/s		+13

22 December, Monday. day, 13°; night, 9°; partly cloudy

23 December, tue

	764 mmHg		76%
	5 m/s		+14

23 December, Tuesday. day, 13°; night, 9°; partly cloudy

24 December, wed

	763 mmHg		77%
	5.1 m/s		+13

24 December, Wednesday. day, 13°; night, 9°; clear

25 December, thu

	763 mmHg		77%
	5.4 m/s		+13

25 December, Thursday. day, 12°; night, 8°; clear

26 December, fri

	763 mmHg		77%
	5.9 m/s		+13

26 December, Friday. day, 12°; night, 8°; overcast

27 December, sat

	762 mmHg		74%
	7 m/s		+13

27 December, Saturday. day, 13°; night, 8°; clear

28 December, sun

	762 mmHg		75%
	6.7 m/s		+13

28 December, Sunday. day, 13°; night, 8°; rain

29 December, mon

	763 mmHg		76%
	5.5 m/s		+14

29 December, Monday. day, 12°; night, 8°; overcast

30 December, tue

	763 mmHg		76%
	5.7 m/s		+13

30 December, Tuesday. day, 13°; night, 9°; partly cloudy

31 December, wed

	763 mmHg		75%
	6 m/s		+13

31 December, Wednesday. day, 13°; night, 8°; partly cloudy

1 January, thu

	762 mmHg		75%
	6.2 m/s		+13

1 January, Thursday. day, 13°; night, 8°; rain

2 January, fri

	764 mmHg		76%
	6.1 m/s		+12

2 January, Friday. day, 13°; night, 9°; rain

3 January, sat

	764 mmHg		77%
	5.3 m/s		+13

3 January, Saturday. day, 13°; night, 8°; partly cloudy

Average data for 10 years

Santander December

6

sunny days

15

days with precipitation

11

cloudy days

6 sunny days; 15 days with precipitation; 11 cloudy days;

77

%

air humidity

3.9

m/s

WindS

117

mm of precipitation

(11% of annual average)

+13

°C

Water temperature

air humidity 77%; 117 millimeters of precipitation (11% of annual average); Wind southerly 3.9 Meters per second; Water temperature +13°

Weather graphs for December

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

S

SW

S

SW

S

S

S

SW

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

SW

S

S

S

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

Madrid
Bilbao
Xixón
Bordeaux
Oviedo
San Sebastian
Biarritz
Zaragoza
Burgos

Cities with similar weather in December

Kemer
Barcelona
Rome
Batumi
Nice
Salou
San Francisco
Bar
Beldibi

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

In December, the weather in Santander is typically warm. Average daily high temperature in December is about 13 degrees above zero. On average, Santander has 15 rainy, 8 partly cloudy, 6 sunny, and 2 cloudy days in December. The rains are usually heavy. December as well as January, February, March, and April is considered the most uncomfortable time to visit Santander.

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