Antarctica weather in September 2025

Q: How cold is it in Antarctica in September?

Daytime temperatures usually reach -56°C in Amundsen-Scott (South Pole), Antarctica in September, falling to -63°C at night.

Q: How sunny is it in Antarctica in September?

There are normally 5 hours of bright sunshine each day in Amundsen-Scott (South Pole), Antarctica in September - that's 56% of daylight hours.

Q: Does it ever rain in Antarctica in September?

There are usually no days with some rain in Amundsen-Scott (South Pole), Antarctica in September and the average monthly rainfall is 0mm. Rain may fall as snow in this month.

Expect -56°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Antarctica in September. Check more long-term weather averages for Antarctica in September before you book your next holiday to Antarctica in 2025/2026.

-56
-56°C max day temperature
5
5 hours of sunshine per day
0
0 days with some rainfall
-63
-63°C min night temperature
8
8 hours of daylight per day
0
No heat & humidity
0
0 mm of monthly rainfall
0
No UV (Maximum) Index UV index

More about Antarctica

Antarctica by month

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

Recommended for Antarctica

Wendy Wu Tours: Top deals on Antarctica

Sale

Book Wendy Wu Tours to Antarctica
Browse popular expedition cruises & tours
Fully ABTA & ATOL protected escorted tours

Go to Wendy Wu Tours deal >>

View all Wendy Wu Tours offers

The September weather guide for Antarctica (Amundsen-Scott (South Pole)) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Top Antarctica destinations

Below are average maximum temperatures at popular countries, regions and places in Antarctica in September. Select a holiday destination to see more weather parameters.

All Antarctica destinations

Metric (°C / mm) | Imperial (°F / inches)

How cold is it in Antarctica in September?

Daytime temperatures usually reach -56°C in Amundsen-Scott (South Pole), Antarctica in September, falling to -63°C at night.

How sunny is it in Antarctica in September?

There are normally 5 hours of bright sunshine each day in Amundsen-Scott (South Pole), Antarctica in September - that's 56% of daylight hours.

Does it ever rain in Antarctica in September?

There are usually no days with some rain in Amundsen-Scott (South Pole), Antarctica in September and the average monthly rainfall is 0mm. Rain may fall as snow in this month.

Antarctica September sunrise & sunset times

Browse the sunrise and sunset times for Antarctica in September 2025. Select a month to view Antarctica sunrise and sunset times for the next 12 months. The Antarctica sunrise and sunset times shown below are for Amundsen-Scott (South Pole).

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