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September 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

31 August, sun

	614 mmHg		57%
	11.8 m/s

31 August, Sunday. day, -37°; night, -39°; overcast

1 September, mon

	614 mmHg		58%
	12.2 m/s

1 September, Monday. day, -37°; night, -38°; overcast

2 September, tue

	614 mmHg		58%
	12 m/s

2 September, Tuesday. day, -37°; night, -39°; overcast

3 September, wed

	614 mmHg		57%
	12.4 m/s

3 September, Wednesday. day, -37°; night, -39°; clear

4 September, thu

	611 mmHg		55%
	12.6 m/s

4 September, Thursday. day, -38°; night, -40°; clear

5 September, fri

	611 mmHg		57%
	12.2 m/s

5 September, Friday. day, -37°; night, -40°; partly cloudy

6 September, sat

	613 mmHg		58%
	12.2 m/s

6 September, Saturday. day, -36°; night, -39°; partly cloudy

7 September, sun

	614 mmHg		58%
	11.9 m/s

7 September, Sunday. day, -35°; night, -38°; snow

8 September, mon

	613 mmHg		60%
	12.1 m/s

8 September, Monday. day, -35°; night, -37°; overcast

9 September, tue

	612 mmHg		58%
	12 m/s

9 September, Tuesday. day, -35°; night, -37°; clear

10 September, wed

	612 mmHg		60%
	12 m/s

10 September, Wednesday. day, -35°; night, -37°; overcast

11 September, thu

	612 mmHg		58%
	12.2 m/s

11 September, Thursday. day, -35°; night, -37°; clear

12 September, fri

	613 mmHg		58%
	11.9 m/s

12 September, Friday. day, -36°; night, -38°; clear

13 September, sat

	614 mmHg		57%
	11.9 m/s

13 September, Saturday. day, -35°; night, -37°; overcast

14 September, sun

	613 mmHg		56%
	12.5 m/s

14 September, Sunday. day, -35°; night, -38°; clear

15 September, mon

	613 mmHg		56%
	12.8 m/s

15 September, Monday. day, -36°; night, -38°; clear

16 September, tue

	612 mmHg		57%
	12.8 m/s

16 September, Tuesday. day, -36°; night, -39°; clear

17 September, wed

	613 mmHg		58%
	12.6 m/s

17 September, Wednesday. day, -35°; night, -37°; overcast

18 September, thu

	614 mmHg		58%
	11.6 m/s

18 September, Thursday. day, -35°; night, -37°; overcast

19 September, fri

	614 mmHg		58%
	11.6 m/s

19 September, Friday. day, -36°; night, -38°; partly cloudy

20 September, sat

	614 mmHg		56%
	12.4 m/s

20 September, Saturday. day, -36°; night, -38°; clear

21 September, sun

	614 mmHg		57%
	12.2 m/s

21 September, Sunday. day, -36°; night, -38°; partly cloudy

22 September, mon

	614 mmHg		58%
	12 m/s

22 September, Monday. day, -36°; night, -38°; clear

23 September, tue

	615 mmHg		58%
	11.9 m/s

23 September, Tuesday. day, -35°; night, -37°; snow

24 September, wed

	615 mmHg		57%
	12.2 m/s

24 September, Wednesday. day, -34°; night, -37°; overcast

25 September, thu

	615 mmHg		57%
	12.6 m/s

25 September, Thursday. day, -34°; night, -37°; partly cloudy

26 September, fri

	615 mmHg		57%
	12.7 m/s

26 September, Friday. day, -35°; night, -36°; clear

27 September, sat

	614 mmHg		57%
	12 m/s

27 September, Saturday. day, -35°; night, -38°; clear

28 September, sun

	614 mmHg		58%
	11.6 m/s

28 September, Sunday. day, -35°; night, -37°; clear

29 September, mon

	614 mmHg		58%
	12 m/s

29 September, Monday. day, -34°; night, -37°; clear

30 September, tue

	614 mmHg		58%
	12.8 m/s

30 September, Tuesday. day, -33°; night, -36°; clear

1 October, wed

	614 mmHg		56%
	13.3 m/s

1 October, Wednesday. day, -34°; night, -35°; clear

2 October, thu

	613 mmHg		56%
	12.7 m/s

2 October, Thursday. day, -35°; night, -37°; clear

3 October, fri

	613 mmHg		57%
	12 m/s

3 October, Friday. day, -34°; night, -37°; clear

4 October, sat

	614 mmHg		58%
	11.5 m/s

4 October, Saturday. day, -34°; night, -37°; overcast

Average data for 10 years

Amundsen-Scott S. P. Station September

15

sunny days

2

days with precipitation

9

cloudy days

15 sunny days; 2 days with precipitation; 9 cloudy days;

58

%

air humidity

10.9

m/s

WindE

8

mm of precipitation

(10% of annual average)

air humidity 58%; 8 millimeters of precipitation (10% of annual average); Wind easterly 10.9 Meters per second

Weather graphs for September

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

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E

E

E

E

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E

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E

E

E

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E

E

E

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E

E

E

E

E

1

Average data for 10 years

2

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8

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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 September 2025 is based on historical data from the past 10 years.

In September, the weather in Amundsen-Scott S. P. Station is typically freezing. Average daily high temperature in September is about 35 degrees below zero. On average, Amundsen-Scott S. P. Station has 15 sunny, 8 cloudy, 5 partly cloudy, and 2 snowy days in September. The snowfalls are usually light. September 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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