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December weather forecast in Amundsen-Scott S. P. Station

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

	619 mmHg		68%
	8.89 m/s

30 November, Sunday. day, -19°; night, -21°; clear

1 December, mon

	619 mmHg		69%
	8.7 m/s

1 December, Monday. day, -17°; night, -21°; clear

2 December, tue

	620 mmHg		71%
	8.39 m/s

2 December, Tuesday. day, -17°; night, -19°; snow

3 December, wed

	620 mmHg		69%
	8.3 m/s

3 December, Wednesday. day, -17°; night, -19°; clear

4 December, thu

	620 mmHg		68%
	7.9 m/s

4 December, Thursday. day, -17°; night, -20°; clear

5 December, fri

	620 mmHg		68%
	8.1 m/s

5 December, Friday. day, -17°; night, -20°; clear

6 December, sat

	620 mmHg		68%
	8.6 m/s

6 December, Saturday. day, -16°; night, -19°; clear

7 December, sun

	619 mmHg		68%
	9 m/s

7 December, Sunday. day, -16°; night, -19°; clear

8 December, mon

	619 mmHg		71%
	8.1 m/s

8 December, Monday. day, -16°; night, -19°; clear

9 December, tue

	619 mmHg		71%
	8.1 m/s

9 December, Tuesday. day, -16°; night, -19°; clear

10 December, wed

	619 mmHg		71%
	7.8 m/s

10 December, Wednesday. day, -16°; night, -18°; clear

11 December, thu

	620 mmHg		71%
	7.7 m/s

11 December, Thursday. day, -16°; night, -18°; partly cloudy

12 December, fri

	621 mmHg		72%
	7.9 m/s

12 December, Friday. day, -15°; night, -18°; partly cloudy

13 December, sat

	621 mmHg		73%
	8 m/s

13 December, Saturday. day, -15°; night, -17°; partly cloudy

14 December, sun

	622 mmHg		73%
	7.8 m/s

14 December, Sunday. day, -15°; night, -17°; overcast

15 December, mon

	622 mmHg		72%
	7.7 m/s

15 December, Monday. day, -15°; night, -17°; clear

16 December, tue

	621 mmHg		72%
	7.8 m/s

16 December, Tuesday. day, -15°; night, -17°; partly cloudy

17 December, wed

	621 mmHg		72%
	7.8 m/s

17 December, Wednesday. day, -14°; night, -17°; overcast

18 December, thu

	621 mmHg		72%
	7.7 m/s

18 December, Thursday. day, -14°; night, -17°; overcast

19 December, fri

	621 mmHg		73%
	7.9 m/s

19 December, Friday. day, -14°; night, -17°; clear

20 December, sat

	622 mmHg		72%
	7.8 m/s

20 December, Saturday. day, -14°; night, -16°; partly cloudy

21 December, sun

	622 mmHg		73%
	7.8 m/s

21 December, Sunday. day, -14°; night, -16°; clear

22 December, mon

	622 mmHg		73%
	7.8 m/s

22 December, Monday. day, -14°; night, -16°; clear

23 December, tue

	623 mmHg		74%
	7.5 m/s

23 December, Tuesday. day, -14°; night, -16°; overcast

24 December, wed

	622 mmHg		73%
	7.4 m/s

24 December, Wednesday. day, -14°; night, -17°; clear

25 December, thu

	622 mmHg		72%
	7.2 m/s

25 December, Thursday. day, -15°; night, -17°; clear

26 December, fri

	622 mmHg		73%
	7 m/s

26 December, Friday. day, -14°; night, -17°; clear

27 December, sat

	623 mmHg		74%
	6.8 m/s

27 December, Saturday. day, -14°; night, -17°; partly cloudy

28 December, sun

	621 mmHg		72%
	6.9 m/s

28 December, Sunday. day, -15°; night, -17°; clear

29 December, mon

	621 mmHg		74%
	6.5 m/s

29 December, Monday. day, -15°; night, -17°; clear

30 December, tue

	622 mmHg		73%
	6.6 m/s

30 December, Tuesday. day, -15°; night, -17°; clear

31 December, wed

	622 mmHg		72%
	7.1 m/s

31 December, Wednesday. day, -15°; night, -17°; clear

1 January, thu

	622 mmHg		72%
	7.4 m/s

1 January, Thursday. day, -15°; night, -17°; clear

2 January, fri

	622 mmHg		71%
	7.8 m/s

2 January, Friday. day, -15°; night, -17°; clear

3 January, sat

	622 mmHg		72%
	7.9 m/s

3 January, Saturday. day, -14°; night, -17°; clear

Average data for 10 years

Amundsen-Scott S. P. Station December

20

sunny days

1

day with precipitation

4

cloudy days

20 sunny days; 1 day with precipitation; 4 cloudy days;

72

%

air humidity

6.8

m/s

WindE

4

mm of precipitation

(5% of annual average)

air humidity 72%; 4 millimeters of precipitation (5% of annual average); Wind easterly 6.8 Meters per second

Weather graphs for December

TemperaturePrecipitation chance, %Humidity, %Wind, m/sPressure, mmHg

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E

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E

E

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E

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E

E

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E

E

E

E

E

E

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E

E

E

E

E

E

1

Average data for 10 years

2

3

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Daytime temperature

Night-time temperature

Cities near you

Ushuaia
Bellingshausen Station
Punta-Arenas
Calafate
El Chalten
Comodoro Rivadavia
Rio Gallegos
Port-Stenli
Puerto Natales

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

In December, the weather in Amundsen-Scott S. P. Station is typically freezing. Average daily high temperature in December is about 15 degrees below zero. On average, Amundsen-Scott S. P. Station has 20 sunny, 6 partly cloudy, 4 cloudy, and 1 snowy day in December. The snowfalls are usually light. December as well as January, February, March, and April is considered the most uncomfortable time to visit Amundsen-Scott S. P. Station.

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