St. Helena Is. (St Helena - Ascension and Tristan Da Cunha) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 20° Celsius;
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 20° Celsius; -
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 21° Celsius;
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 21° Celsius; -
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 20° Celsius;
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 20° Celsius;
-
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 20° Celsius;
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 20° Celsius;
-
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 20° Celsius;
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 20° Celsius;
-
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 21° Celsius;
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 21° Celsius;
-
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 20° Celsius;
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 20° Celsius;
Sunny intervals changing to partly cloudy by nighttime.
Sunrise:
Sunset:
Ex UV
No pollution data.
No pollen data.
7 day forecast for St. Helena Is.
Today (6 April 2025)
| Time |
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
|
|
|
 |
|
|
 |
|
|
|
 |
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature |
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
| Feels like temperature (°C) |
18°
|
18°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
| Wind direction and speed |
ESE
13
|
ESE
12
|
ESE
11
|
ESE
11
|
ESE
10
|
ESE
10
|
ESE
11
|
ESE
11
|
ESE
10
|
ESE
10
|
ESE
10
|
ESE
10
|
ESE
10
|
| Wind gust (mph) |
18
|
17
|
16
|
16
|
16
|
16
|
16
|
16
|
16
|
15
|
15
|
15
|
15
|
| Visibility |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
69%
|
68%
|
67%
|
67%
|
67%
|
67%
|
67%
|
67%
|
67%
|
68%
|
68%
|
69%
|
69%
|
| UV | 10 | 11 | 10 | 8 | 5 | 2 | 1 | 1 | - | - | - | - | - |
Monday (7 April 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
21°
|
21°
|
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
| Feels like temperature (°C) |
19°
|
20°
|
20°
|
20°
|
20°
|
19°
|
19°
|
19°
|
20°
|
19°
|
20°
|
20°
|
20°
|
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
| Wind direction and speed (mph) |
ESE
10
|
ESE
9
|
ESE
8
|
ESE
8
|
ESE
8
|
ESE
8
|
ESE
8
|
E
8
|
E
8
|
E
8
|
E
8
|
E
7
|
E
6
|
E
6
|
E
5
|
E
5
|
E
5
|
ESE
5
|
ESE
6
|
ESE
6
|
ESE
6
|
ESE
7
|
ESE
7
|
ESE
7
|
| Wind gust (mph) |
14
|
13
|
13
|
12
|
13
|
13
|
13
|
13
|
13
|
12
|
11
|
11
|
11
|
10
|
9
|
9
|
9
|
10
|
10
|
10
|
11
|
11
|
11
|
11
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
69%
|
69%
|
69%
|
71%
|
71%
|
72%
|
71%
|
72%
|
72%
|
71%
|
71%
|
71%
|
71%
|
70%
|
69%
|
68%
|
68%
|
67%
|
67%
|
66%
|
67%
|
67%
|
67%
|
68%
|
| UV | - | - | - | - | - | - | 1 | 1 | 3 | 6 | 9 | 11 | 12 | 11 | 8 | 5 | 2 | 1 | 1 | - | - | - | - | - |
Tuesday (8 April 2025)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
| Feels like temperature (°C) |
21°
|
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
| Wind direction and speed (mph) |
ESE
6
|
SE
8
|
SE
9
|
ESE
9
|
ESE
9
|
ESE
8
|
ESE
9
|
SE
10
|
| Wind gust (mph) |
12
|
14
|
15
|
15
|
14
|
14
|
15
|
15
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
67%
|
69%
|
69%
|
69%
|
71%
|
69%
|
68%
|
69%
|
| UV | - | - | 1 | 6 | 12 | 5 | 1 | - |
Wednesday (9 April 2025)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
| Feels like temperature (°C) |
20°
|
19°
|
19°
|
19°
|
19°
|
20°
|
20°
|
19°
|
| Wind direction and speed (mph) |
SE
10
|
SE
11
|
SE
11
|
ESE
12
|
ESE
10
|
ESE
10
|
SE
10
|
SE
11
|
| Wind gust (mph) |
16
|
17
|
17
|
17
|
15
|
16
|
17
|
17
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
70%
|
72%
|
73%
|
73%
|
71%
|
71%
|
71%
|
69%
|
| UV | - | - | 1 | 6 | 11 | 5 | 1 | - |
Thursday (10 April 2025)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
| Feels like temperature (°C) |
19°
|
19°
|
18°
|
18°
|
19°
|
20°
|
19°
|
19°
|
| Wind direction and speed (mph) |
SE
12
|
SE
13
|
SE
14
|
ESE
13
|
ESE
12
|
ESE
10
|
ESE
10
|
ESE
12
|
| Wind gust (mph) |
18
|
20
|
20
|
19
|
17
|
16
|
17
|
17
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
68%
|
69%
|
71%
|
68%
|
69%
|
67%
|
66%
|
66%
|
| UV | - | - | 1 | 6 | 11 | 5 | 1 | - |
Friday (11 April 2025)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
| Feels like temperature (°C) |
19°
|
19°
|
18°
|
18°
|
19°
|
19°
|
19°
|
19°
|
| Wind direction and speed (mph) |
SE
12
|
SE
12
|
ESE
13
|
ESE
13
|
ESE
11
|
ESE
10
|
ESE
11
|
SE
13
|
| Wind gust (mph) |
18
|
19
|
20
|
19
|
17
|
17
|
19
|
20
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
67%
|
69%
|
68%
|
67%
|
68%
|
67%
|
66%
|
66%
|
| UV | - | - | 1 | 6 | 12 | 5 | 1 | - |
Saturday (12 April 2025)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
 |
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
| Feels like temperature (°C) |
18°
|
18°
|
18°
|
18°
|
18°
|
19°
|
18°
|
18°
|
| Wind direction and speed (mph) |
SE
13
|
SE
14
|
ESE
15
|
ESE
15
|
ESE
13
|
SE
13
|
SE
15
|
SE
16
|
| Wind gust (mph) |
21
|
22
|
22
|
21
|
20
|
21
|
22
|
23
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
67%
|
66%
|
66%
|
67%
|
67%
|
67%
|
67%
|
70%
|
| UV | - | - | 1 | 5 | 11 | 5 | 1 | - |
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Forecast for 11:00 (UTC), Sun
Updated 08:38 (UTC+1) on Sun 6 Apr 2025
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