Ascension Island weather in March 2025

Q: How hot is it in Ascension Island in March?

Daytime temperatures usually reach 29°C in Ascension Island in March with high heat and humidity, falling to 26°C at night.

Q: How sunny is it in Ascension Island in March?

There are normally 9 hours of bright sunshine each day in Ascension Island in March - that's 73% of daylight hours.

Q: How warm is the sea around Ascension Island in March?

The average sea temperature around Ascension Island in March is 27°C.

Q: Does it ever rain in Ascension Island in March?

There are usually 14 days with some rain in Ascension Island in March and the average monthly rainfall is 43mm.

Expect 29°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Ascension Island in March. Check more long-term weather averages for Ascension Island in March before you book your next holiday to St Helena & Islands in 2025/2026.

29
29°C max day temperature
9
9 hours of sunshine per day
14
14 days with some rainfall
26
26°C min night temperature
12
12 hours of daylight per day
H
High heat & humidity
43
43 mm of monthly rainfall
11
11+ (Extreme) UV index
27
27°C sea temperature

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The March 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 / mm) | Imperial (°F / inches)

How hot is it in Ascension Island in March?

Daytime temperatures usually reach 29°C in Ascension Island in March with high heat and humidity, falling to 26°C at night.

How sunny is it in Ascension Island in March?

There are normally 9 hours of bright sunshine each day in Ascension Island in March - that's 73% of daylight hours.

How warm is the sea around Ascension Island in March?

The average sea temperature around Ascension Island in March is 27°C.

Does it ever rain in Ascension Island in March?

There are usually 14 days with some rain in Ascension Island in March and the average monthly rainfall is 43mm.

Ascension Island March sunrise & sunset times

Browse the sunrise and sunset times for Ascension Island in March 2025. Select a month to view Ascension Island sunrise and sunset times for the next 12 months.

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