Which is the hottest month in Ascension Island?

The hottest time of year in Ascension Island is normally April. Expect maximum daytime temperatures to reach 29°C with high heat and humidity.

Does it ever rain in Ascension Island?

It never rains much in Ascension Island but March usually has the most rain with an average of 43mm. There are normally 14 days in March with some rain.

When is it sunniest in Ascension Island?

The sunniest time of year in Ascension Island is normally April with bright sunshine on average for 75% of daylight hours; that's 9 hours of sunshine per day.

When is the sea warmest in Ascension Island?

The sea is usually at its warmest in Ascension Island in April when the water temperature reaches 28°C.

Best time to visit Ascension Island

Q: When is the best time to visit Ascension Island?

The best time to visit Ascension Island is June based on the following average weather conditions. Maximum daytime temperature = 22 - 30°C. Daily hours of sunshine = 10 hours or more.

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Ascension Island by month

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

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When is the best time to visit Ascension Island?

The best time to visit Ascension Island is June based on the following average weather conditions.

Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 10 hours or more [remove]

Change the criteria to reflect your weather preferences.

4
Jan
4
Feb
4
Mar
4
Apr
4
May
4.5
Jun
4
Jul
4
Aug
4
Sep
3.5
Oct
3.5
Nov
4
Dec

Change criteria

Max Day Temperature (°C)

27
Jan
29
Feb
29
Mar
29
Apr
28
May
27
Jun
26
Jul
26
Aug
26
Sep
26
Oct
26
Nov
27
Dec

Hours of Sunshine (daily)

7
Jan
8
Feb
9
Mar
9
Apr
9
May
9
Jun
8
Jul
7
Aug
6
Sep
5
Oct
5
Nov
6
Dec

Best time to visit

Destination

Daytime temperature

Sunshine hours

Sea temperature

Monthly rainfall

Days with some rain

Heat & humidity

The weather guide for St Helena & Islands (Ascension Island) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

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