Davis weather in September 2025

Q: How cold is it in Davis in September?

Daytime temperatures usually reach -13°C in Davis in September, falling to -20°C at night.

Q: How sunny is it in Davis in September?

There are normally 4 hours of bright sunshine each day in Davis in September - that's 37% of daylight hours.

Q: Is the sea cold around Davis in September?

The average sea temperature around Davis in September is -2°C.

Q: Does it ever rain in Davis in September?

There is usually 1 day with some rain in Davis in September and the average monthly rainfall is 5mm. Rain may fall as snow in this month.

Expect -13°C daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Davis in September. Check more long-term weather averages for Davis in September before you book your next holiday to Antarctica in 2025/2026.

-13
-13°C max day temperature
4
4 hours of sunshine per day
1
1 day with some rainfall
-20
-20°C min night temperature
11
11 hours of daylight per day
0
No heat & humidity
5
5 mm of monthly rainfall
1
1 (Low) UV index
-2
-2°C sea temperature

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The September weather guide for Antarctica (Davis) 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.

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

How cold is it in Davis in September?

Daytime temperatures usually reach -13°C in Davis in September, falling to -20°C at night.

How sunny is it in Davis in September?

There are normally 4 hours of bright sunshine each day in Davis in September - that's 37% of daylight hours.

Is the sea cold around Davis in September?

The average sea temperature around Davis in September is -2°C.

Does it ever rain in Davis in September?

There is usually 1 day with some rain in Davis in September and the average monthly rainfall is 5mm. Rain may fall as snow in this month.