St. Helena Is. (St Helena - Ascension and Tristan Da Cunha) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 19° Celsius;
Maximum daytime temperature: 20 degrees Celsius; Minimum nighttime temperature: 19 degrees Celsius; -
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 19° Celsius;
Maximum daytime temperature: 20 degrees Celsius; Minimum nighttime temperature: 19 degrees Celsius; -
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 19° Celsius;
Maximum daytime temperature: 20 degrees Celsius; Minimum nighttime temperature: 19 degrees Celsius;
-
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 19° Celsius;
Maximum daytime temperature: 20 degrees Celsius; Minimum nighttime temperature: 19 degrees Celsius;
-
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 19° Celsius;
Maximum daytime temperature: 20 degrees Celsius; Minimum nighttime temperature: 19 degrees Celsius;
-
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 19° Celsius;
Maximum daytime temperature: 20 degrees Celsius; Minimum nighttime temperature: 19 degrees Celsius;
-
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 18° Celsius;
Maximum daytime temperature: 20 degrees Celsius; Minimum nighttime temperature: 18 degrees Celsius;
Sunny changing to partly cloudy by early evening.
Sunrise:
Sunset:
VH UV
No pollution data.
No pollen data.
7 day forecast for St. Helena Is.
Today (30 May 2026)
| Time |
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%
|
| Temperature |
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
| Feels like temperature (°C) |
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
| Wind direction and speed |
E
8
|
E
8
|
ESE
8
|
ESE
8
|
ESE
8
|
ESE
8
|
ESE
8
|
ESE
8
|
| Wind gust (mph) |
12
|
11
|
11
|
11
|
11
|
11
|
12
|
11
|
| Visibility |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
74%
|
72%
|
72%
|
71%
|
71%
|
69%
|
69%
|
69%
|
| UV | 1 | 1 | - | - | - | - | - | - |
Sunday (31 May 2026)
| 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) |
20°
|
20°
|
20°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
| Feels like temperature (°C) |
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
18°
|
18°
|
18°
|
18°
|
19°
|
19°
|
19°
|
19°
|
20°
|
20°
|
20°
|
19°
|
19°
|
19°
|
19°
|
18°
|
18°
|
18°
|
| Wind direction and speed (mph) |
ESE
8
|
ESE
8
|
E
8
|
E
8
|
E
8
|
E
8
|
E
8
|
E
8
|
ENE
9
|
ENE
9
|
ENE
8
|
ENE
8
|
E
7
|
E
6
|
E
6
|
E
6
|
ESE
6
|
SE
7
|
SE
8
|
SE
9
|
SE
10
|
SE
11
|
SE
12
|
SE
12
|
| Wind gust (mph) |
11
|
11
|
11
|
11
|
11
|
11
|
12
|
12
|
12
|
12
|
12
|
10
|
10
|
9
|
9
|
9
|
10
|
10
|
12
|
13
|
15
|
15
|
17
|
17
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
VG
|
G
|
G
|
G
|
| Humidity |
71%
|
71%
|
71%
|
72%
|
73%
|
74%
|
74%
|
75%
|
76%
|
76%
|
76%
|
76%
|
76%
|
77%
|
76%
|
76%
|
76%
|
76%
|
76%
|
76%
|
76%
|
76%
|
77%
|
78%
|
| UV | - | - | - | - | - | - | 1 | 1 | 2 | 4 | 5 | 7 | 8 | 7 | 4 | 2 | 1 | 1 | - | - | - | - | - | - |
Monday (1 June 2026)
| 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) |
20°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
19°
|
| Feels like temperature (°C) |
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
18°
|
18°
|
17°
|
17°
|
17°
|
17°
|
16°
|
16°
|
16°
|
| Wind direction and speed (mph) |
SE
13
|
SE
14
|
SE
14
|
SE
14
|
ESE
15
|
ESE
15
|
ESE
15
|
ESE
15
|
ESE
16
|
ESE
16
|
ESE
16
|
ESE
15
|
ESE
15
|
ESE
14
|
ESE
13
|
ESE
13
|
ESE
13
|
SE
14
|
SE
14
|
SE
15
|
SE
16
|
SE
17
|
SE
17
|
SE
17
|
| Wind gust (mph) |
18
|
18
|
19
|
19
|
20
|
20
|
20
|
21
|
21
|
21
|
20
|
20
|
19
|
18
|
17
|
17
|
18
|
19
|
20
|
21
|
21
|
22
|
22
|
23
|
| Visibility (description) |
G
|
G
|
G
|
VG
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
79%
|
80%
|
79%
|
79%
|
79%
|
79%
|
78%
|
77%
|
76%
|
76%
|
76%
|
76%
|
76%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 4 | 6 | 6 | 7 | 7 | 5 | 3 | 1 | 1 | - | - | - | - | - | - |
Tuesday (2 June 2026)
| 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) |
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
19°
|
| Feels like temperature (°C) |
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
16°
|
16°
|
16°
|
16°
|
16°
|
| Wind direction and speed (mph) |
SE
17
|
SE
17
|
SE
17
|
SE
18
|
SE
18
|
SE
18
|
ESE
18
|
ESE
18
|
ESE
17
|
ESE
18
|
ESE
17
|
ESE
17
|
ESE
16
|
ESE
15
|
ESE
15
|
ESE
15
|
ESE
15
|
ESE
15
|
ESE
16
|
ESE
16
|
ESE
16
|
ESE
17
|
ESE
17
|
ESE
17
|
| Wind gust (mph) |
23
|
23
|
23
|
23
|
23
|
23
|
24
|
23
|
23
|
23
|
22
|
22
|
21
|
20
|
20
|
20
|
20
|
21
|
21
|
22
|
22
|
22
|
23
|
23
|
| 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 |
75%
|
76%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
74%
|
74%
|
73%
|
71%
|
71%
|
71%
|
71%
|
72%
|
72%
|
73%
|
74%
|
74%
|
74%
|
75%
|
75%
|
75%
|
| UV | - | - | - | - | - | - | 1 | 1 | 2 | 4 | 6 | 7 | 7 | 7 | 5 | 3 | 1 | 1 | - | - | - | - | - | - |
Wednesday (3 June 2026)
| 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%
|
10%
|
| Temperature (°C) |
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
19°
|
19°
|
19°
|
| Feels like temperature (°C) |
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
| Wind direction and speed (mph) |
ESE
17
|
ESE
18
|
ESE
17
|
ESE
17
|
ESE
17
|
ESE
17
|
ESE
17
|
ESE
17
|
ESE
16
|
ESE
17
|
E
16
|
E
15
|
E
15
|
E
14
|
ESE
13
|
ESE
13
|
ESE
14
|
ESE
14
|
ESE
14
|
ESE
14
|
ESE
14
|
ESE
14
|
ESE
14
|
ESE
14
|
| Wind gust (mph) |
23
|
23
|
22
|
23
|
23
|
22
|
22
|
22
|
22
|
21
|
21
|
20
|
19
|
19
|
18
|
18
|
18
|
18
|
19
|
19
|
19
|
19
|
19
|
18
|
| 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 |
75%
|
75%
|
74%
|
74%
|
74%
|
75%
|
74%
|
74%
|
74%
|
74%
|
74%
|
74%
|
73%
|
74%
|
74%
|
74%
|
74%
|
74%
|
74%
|
75%
|
75%
|
75%
|
75%
|
76%
|
| UV | - | - | - | - | - | - | 1 | 1 | 2 | 4 | 6 | 7 | 7 | 7 | 5 | 3 | 1 | 1 | - | - | - | - | - | - |
Thursday (4 June 2026)
| 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) |
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
| Feels like temperature (°C) |
17°
|
17°
|
17°
|
17°
|
17°
|
18°
|
18°
|
18°
|
| Wind direction and speed (mph) |
ESE
14
|
ESE
14
|
ESE
13
|
E
14
|
E
12
|
E
11
|
E
11
|
E
11
|
| Wind gust (mph) |
19
|
18
|
18
|
18
|
16
|
15
|
16
|
16
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
76%
|
77%
|
77%
|
77%
|
77%
|
76%
|
75%
|
76%
|
| UV | - | - | 1 | 4 | 8 | 3 | - | - |
Friday (5 June 2026)
| 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%
|
10%
|
<5%
|
<5%
|
| Temperature (°C) |
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
20°
|
19°
|
| Feels like temperature (°C) |
18°
|
18°
|
18°
|
18°
|
18°
|
18°
|
18°
|
18°
|
| Wind direction and speed (mph) |
E
11
|
E
10
|
E
10
|
ENE
11
|
ENE
10
|
E
9
|
E
10
|
E
10
|
| Wind gust (mph) |
15
|
14
|
15
|
15
|
14
|
13
|
14
|
15
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
76%
|
77%
|
76%
|
75%
|
75%
|
75%
|
74%
|
75%
|
| UV | - | - | 1 | 4 | 8 | 3 | - | - |
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Updated 13:22 (UTC+1) on Sat 30 May 2026
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