Ascension Island weather live forecast

Today's maximum temperature in Ascension Island is expected to be 84°F. Select a day from the live weather forecast for Ascension Island, St Helena & Islands for more weather parameters.

Monday
9th Feb
84

75

5

11
Tuesday
10th Feb
84

77

6

11
Wednesday
11th Feb
84

77

6

11
Thursday
12th Feb
84

77

7

11
Friday
13th Feb
86

77

7

11

5-day weather forecast updated at 04:05 on Monday 9th February 2026 GMT

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The 5-day weather forecast for St Helena & Islands (Ascension Island) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Ascension Island weather forecast by day

Below are the detailed weather forecasts for Ascension Island for the next 5 days.

Ascension Island weather for Monday 9th February 2026

Expect isolated thunderstorms in Ascension Island, St Helena & Islands with a maximum temperature of 84°F, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 16% chance of some rain and a moderate breeze of 12 mph from the south-east.

84
°F maximum temperature
75
°F minimum temperature
isolated thunderstorms
5
hours of sunshine
11
UV index (Extreme)
16
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
12
mph wind from SE

Ascension Island weather for Tuesday 10th February 2026

Expect broken clouds in Ascension Island, St Helena & Islands with a maximum temperature of 84°F, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 14 mph from the south-east.

84
°F maximum temperature
77
°F minimum temperature
broken clouds
6
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
M
moderate heat & humidity
14
mph wind from SE

Ascension Island weather for Wednesday 11th February 2026

84
°F maximum temperature
77
°F minimum temperature
broken clouds
6
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
M
moderate heat & humidity
16
mph wind from SE

Ascension Island weather for Thursday 12th February 2026

Expect broken clouds in Ascension Island, St Helena & Islands with a maximum temperature of 84°F, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 15 mph from the south-east.

84
°F maximum temperature
77
°F minimum temperature
broken clouds
7
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
M
moderate heat & humidity
15
mph wind from SE

Ascension Island weather for Friday 13th February 2026

Expect broken clouds in Ascension Island, St Helena & Islands with a maximum temperature of 86°F, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 14 mph from the south-east.