Ascension Island weather in December 2024

Expect 81°F daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Ascension Island in December. Check more long-term weather averages for Ascension Island in December before you book your next holiday to St Helena & Islands in 2024/2025.

81
81°F max day temperature
6
6 hours of sunshine per day
11
11 days with some rainfall
75
75°F min night temperature
13
13 hours of daylight per day
M
Moderate heat & humidity
0.5
0.5 inches of monthly rainfall
11
11+ (Extreme) UV index
77
77°F sea temperature

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The December weather guide for St Helena & Islands (Ascension Island) 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) | Imperial (°F)

How hot is it in Ascension Island in December?

Daytime temperatures usually reach 81°F in Ascension Island in December with moderate heat and humidity, falling to 75°F at night.

How sunny is it in Ascension Island in December?

There are normally 6 hours of bright sunshine each day in Ascension Island in December - that's 51% of daylight hours.

How warm is the sea around Ascension Island in December?

The average sea temperature around Ascension Island in December is 77°F.

Does it ever rain in Ascension Island in December?

There are usually 11 days with some rain in Ascension Island in December and the average monthly rainfall is 0.5 inches.

Ascension Island December sunrise & sunset times

Browse the sunrise and sunset times for Ascension Island in December 2024. Select a month to view Ascension Island sunrise and sunset times for the next 12 months.

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