St. Helena Is. (St Helena - Ascension and Tristan Da Cunha) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 18° Celsius;
Maximum daytime temperature: 19 degrees Celsius; Minimum nighttime temperature: 18 degrees Celsius; -
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 18° Celsius;
Maximum daytime temperature: 19 degrees Celsius; Minimum nighttime temperature: 18 degrees Celsius;
-
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 19° Celsius;
Maximum daytime temperature: 19 degrees Celsius; Minimum nighttime temperature: 19 degrees Celsius;
-
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 19° Celsius;
Maximum daytime temperature: 19 degrees Celsius; Minimum nighttime temperature: 19 degrees Celsius; -
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 18° Celsius;Maximum daytime temperature: 19 degrees Celsius; Minimum nighttime temperature: 18 degrees Celsius;
-
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 18° Celsius;
Maximum daytime temperature: 19 degrees Celsius; Minimum nighttime temperature: 18 degrees Celsius;
-
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 17° Celsius;
Maximum daytime temperature: 19 degrees Celsius; Minimum nighttime temperature: 17 degrees Celsius;
Overcast.
Sunrise:
Sunset:
H UV
No pollution data.
No pollen data.
7 day forecast for St. Helena Is.
Today (9 June 2026)
| Time |
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 |  |
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|
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|
|
| 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%
|
| Temperature |
19°
|
19°
|
19°
|
19°
|
19°
|
18°
|
18°
|
18°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
| Feels like temperature (°C) |
17°
|
17°
|
17°
|
17°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
| Wind direction and speed |
ESE
11
|
ESE
11
|
ESE
12
|
ESE
12
|
ESE
13
|
ESE
13
|
ESE
13
|
ESE
13
|
ESE
14
|
ESE
13
|
ESE
13
|
ESE
13
|
ESE
12
|
ESE
13
|
ESE
13
|
ESE
13
|
ESE
12
|
SE
12
|
ESE
13
|
ESE
13
|
ESE
13
|
ESE
13
|
| Wind gust (mph) |
15
|
16
|
16
|
17
|
17
|
18
|
18
|
18
|
17
|
17
|
17
|
17
|
17
|
17
|
17
|
17
|
17
|
17
|
18
|
18
|
17
|
17
|
| Visibility |
G
|
G
|
G
|
G
|
VG
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
VG
|
G
|
G
|
| Humidity |
75%
|
75%
|
76%
|
76%
|
76%
|
76%
|
77%
|
77%
|
77%
|
77%
|
77%
|
77%
|
76%
|
76%
|
76%
|
75%
|
75%
|
75%
|
75%
|
74%
|
74%
|
75%
|
| UV | - | - | - | - | 1 | 1 | 1 | 2 | 4 | 4 | 3 | 6 | 5 | 3 | 1 | 1 | - | - | - | - | - | - |
Wednesday (10 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 | |
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 |
|
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|
|
| 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°
|
18°
|
18°
|
18°
|
18°
|
18°
|
18°
|
18°
|
18°
|
18°
|
18°
|
18°
|
18°
|
18°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
| Feels like temperature (°C) |
17°
|
17°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
| Wind direction and speed (mph) |
ESE
12
|
SE
12
|
SE
12
|
SE
12
|
SE
12
|
SE
12
|
SE
12
|
SE
13
|
SE
12
|
SE
13
|
ESE
12
|
ESE
12
|
ESE
12
|
SE
12
|
SE
12
|
SE
12
|
SE
12
|
SE
13
|
SE
14
|
SE
14
|
SE
14
|
SE
14
|
SE
15
|
SE
15
|
| Wind gust (mph) |
17
|
16
|
16
|
16
|
17
|
17
|
17
|
17
|
17
|
17
|
17
|
16
|
16
|
16
|
16
|
17
|
17
|
18
|
18
|
19
|
19
|
20
|
20
|
21
|
| Visibility (description) |
G
|
G
|
VG
|
G
|
G
|
VG
|
VG
|
G
|
VG
|
VG
|
VG
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
VG
|
| Humidity |
75%
|
76%
|
76%
|
76%
|
76%
|
76%
|
76%
|
76%
|
76%
|
76%
|
76%
|
76%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 3 | 4 | 6 | 6 | 6 | 4 | 3 | 1 | 1 | - | - | - | - | - | - |
Thursday (11 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 | |
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|
|
|
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|
|
|
| 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°
|
18°
|
18°
|
18°
|
18°
|
18°
|
18°
|
18°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
| Feels like temperature (°C) |
16°
|
16°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
15°
|
15°
|
| Wind direction and speed (mph) |
SE
16
|
SE
16
|
SE
16
|
SE
16
|
SE
16
|
SE
16
|
SE
16
|
SE
16
|
ESE
17
|
ESE
17
|
ESE
16
|
ESE
16
|
ESE
16
|
ESE
16
|
ESE
15
|
ESE
15
|
ESE
15
|
ESE
16
|
ESE
16
|
SE
17
|
SE
18
|
SE
18
|
SE
18
|
SE
19
|
| Wind gust (mph) |
21
|
21
|
21
|
21
|
21
|
21
|
21
|
22
|
21
|
22
|
21
|
21
|
21
|
20
|
20
|
20
|
20
|
21
|
22
|
23
|
23
|
24
|
25
|
25
|
| Visibility (description) |
VG
|
VG
|
VG
|
G
|
G
|
VG
|
G
|
G
|
VG
|
VG
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
74%
|
74%
|
75%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 3 | 4 | 7 | 7 | 6 | 4 | 2 | 1 | 1 | - | - | - | - | - | - |
Friday (12 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 | |
|
 |
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|
|
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|
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|
|
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|
|
|
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|
 |
|
|
|
|
|
| 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°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
| Feels like temperature (°C) |
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
14°
|
| Wind direction and speed (mph) |
SE
19
|
SE
19
|
SE
20
|
SE
20
|
ESE
20
|
ESE
21
|
ESE
21
|
ESE
21
|
ESE
21
|
ESE
21
|
ESE
21
|
ESE
21
|
ESE
21
|
ESE
20
|
ESE
20
|
ESE
20
|
ESE
21
|
ESE
21
|
ESE
21
|
ESE
22
|
ESE
22
|
ESE
23
|
ESE
23
|
ESE
23
|
| Wind gust (mph) |
25
|
25
|
26
|
26
|
26
|
27
|
27
|
27
|
28
|
28
|
27
|
28
|
27
|
26
|
26
|
26
|
28
|
28
|
28
|
29
|
29
|
30
|
30
|
30
|
| 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%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
76%
|
75%
|
76%
|
76%
|
76%
|
76%
|
76%
|
77%
|
77%
|
78%
|
78%
|
| UV | - | - | - | - | - | - | 1 | 1 | 2 | 4 | 5 | 7 | 7 | 7 | 5 | 3 | 1 | 1 | - | - | - | - | - | - |
Saturday (13 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 | |
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|
 |
|
|
|
|
|
| Chance of precipitation |
<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°
|
19°
|
19°
|
– | – |
19°
|
– | – |
| Feels like temperature (°C) |
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
– | – |
14°
|
– | – |
| Wind direction and speed (mph) |
ESE
23
|
ESE
23
|
ESE
23
|
ESE
23
|
ESE
23
|
ESE
23
|
ESE
23
|
ESE
24
|
ESE
24
|
ESE
24
|
ESE
24
|
ESE
24
|
ESE
23
|
ESE
23
|
ESE
23
|
ESE
23
|
ESE
24
|
ESE
24
|
SE
24
|
– | – |
SE
25
|
– | – |
| Wind gust (mph) |
30
|
29
|
30
|
30
|
30
|
30
|
31
|
31
|
31
|
30
|
30
|
30
|
30
|
30
|
30
|
30
|
31
|
31
|
– | – | – | – | – | – |
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
G
|
VG
|
VG
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
– | – |
VG
|
– | – |
| Humidity |
79%
|
79%
|
79%
|
79%
|
80%
|
81%
|
79%
|
79%
|
80%
|
79%
|
79%
|
79%
|
79%
|
78%
|
77%
|
77%
|
77%
|
77%
|
77%
|
– | – |
76%
|
– | – |
| UV | - | - | - | - | - | - | 1 | 1 | 2 | 3 | 5 | 7 | 7 | 7 | 5 | 3 | 1 | 1 | - |  |
|
- | |
|
Sunday (14 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) |
14°
|
14°
|
13°
|
14°
|
14°
|
14°
|
13°
|
13°
|
| Wind direction and speed (mph) |
SE
25
|
SE
24
|
SE
24
|
ESE
24
|
ESE
24
|
ESE
24
|
ESE
25
|
ESE
26
|
| Wind gust (mph) |
32
|
32
|
32
|
32
|
31
|
33
|
33
|
33
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
75%
|
75%
|
75%
|
75%
|
75%
|
74%
|
74%
|
74%
|
| UV | - | - | 1 | 4 | 7 | 3 | - | - |
Monday (15 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%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
10%
|
| Temperature (°C) |
18°
|
18°
|
18°
|
18°
|
18°
|
18°
|
18°
|
18°
|
| Feels like temperature (°C) |
13°
|
13°
|
13°
|
14°
|
14°
|
14°
|
14°
|
14°
|
| Wind direction and speed (mph) |
ESE
24
|
ESE
24
|
ESE
23
|
ESE
23
|
ESE
22
|
ESE
21
|
ESE
20
|
ESE
19
|
| Wind gust (mph) |
32
|
32
|
31
|
31
|
29
|
28
|
27
|
26
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
73%
|
74%
|
74%
|
73%
|
73%
|
74%
|
74%
|
73%
|
| UV | - | - | 1 | 4 | 4 | 3 | - | - |
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Forecast for 3am (UTC) Tuesday
Updated 01:04 (UTC+1) on Tue 9 Jun 2026
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