Tristan Da Cunha (St Helena - Ascension and Tristan Da Cunha) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 15° Celsius; Minimum nighttime temperature: 15° Celsius;
Maximum daytime temperature: 15 degrees Celsius; Minimum nighttime temperature: 15 degrees Celsius; -
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 16 degrees Celsius; Minimum nighttime temperature: 13 degrees Celsius; -
Maximum daytime temperature: 13° Celsius; Minimum nighttime temperature: 12° Celsius;
Maximum daytime temperature: 13 degrees Celsius; Minimum nighttime temperature: 12 degrees Celsius;
-
Maximum daytime temperature: 13° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 13 degrees Celsius; Minimum nighttime temperature: 13 degrees Celsius; -
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: 15° Celsius;
Maximum daytime temperature: 16 degrees Celsius; Minimum nighttime temperature: 15 degrees Celsius;
-
Maximum daytime temperature: 15° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 15 degrees Celsius; Minimum nighttime temperature: 13 degrees Celsius;
-
Maximum daytime temperature: 14° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 14 degrees Celsius; Minimum nighttime temperature: 13 degrees Celsius;
Sunny intervals.
Sunrise:
Sunset:
M UV
No pollution data.
No pollen data.
7 day forecast for Tristan Da Cunha
Today (23 July 2026)
| Time |
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%
|
| Temperature |
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
| Feels like temperature (°C) |
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
| Wind direction and speed |
WNW
24
|
WNW
25
|
WNW
25
|
WNW
24
|
WNW
25
|
NW
25
|
NW
25
|
NW
24
|
NW
24
|
NW
23
|
NW
23
|
NW
23
|
| Wind gust (mph) |
32
|
32
|
32
|
32
|
32
|
32
|
31
|
31
|
30
|
30
|
29
|
29
|
| Visibility |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
85%
|
86%
|
86%
|
86%
|
85%
|
85%
|
85%
|
86%
|
86%
|
86%
|
86%
|
87%
|
| UV | 3 | 3 | 2 | 1 | 1 | 1 | - | - | - | - | - | - |
Friday (24 July 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%
|
10%
|
<5%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
20%
|
20%
|
10%
|
10%
|
20%
|
40%
|
60%
|
| Temperature (°C) |
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
16°
|
15°
|
| Feels like temperature (°C) |
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
12°
|
12°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
| Wind direction and speed (mph) |
NW
23
|
NW
23
|
NW
23
|
NW
22
|
NW
22
|
NW
21
|
NW
21
|
NW
21
|
NW
21
|
NW
21
|
NW
22
|
NW
22
|
NW
23
|
NW
24
|
NW
25
|
NW
25
|
NW
25
|
NW
25
|
NW
25
|
NW
25
|
NW
25
|
NW
25
|
NW
25
|
NW
24
|
| Wind gust (mph) |
29
|
29
|
29
|
28
|
28
|
27
|
27
|
27
|
26
|
27
|
28
|
30
|
30
|
31
|
32
|
32
|
32
|
31
|
32
|
32
|
32
|
33
|
32
|
31
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
M
|
| Humidity |
89%
|
89%
|
90%
|
91%
|
92%
|
92%
|
92%
|
92%
|
92%
|
92%
|
92%
|
92%
|
92%
|
92%
|
92%
|
92%
|
91%
|
92%
|
92%
|
92%
|
92%
|
92%
|
92%
|
93%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 2 | 3 | 2 | 2 | 1 | 1 | 1 | - | - | - | - | - | - |
Saturday (25 July 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 |
70%
|
70%
|
70%
|
70%
|
70%
|
60%
|
60%
|
40%
|
40%
|
20%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
15°
|
15°
|
15°
|
14°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
| Feels like temperature (°C) |
11°
|
11°
|
11°
|
10°
|
10°
|
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
| Wind direction and speed (mph) |
NW
24
|
WNW
23
|
WNW
22
|
WSW
20
|
SW
21
|
SSW
22
|
S
21
|
S
22
|
SSE
22
|
SSE
22
|
SSE
22
|
SSE
22
|
SSE
21
|
S
21
|
S
20
|
S
19
|
S
19
|
S
19
|
S
18
|
S
19
|
S
18
|
SSE
18
|
SSE
17
|
SSE
17
|
| Wind gust (mph) |
31
|
30
|
29
|
29
|
28
|
29
|
29
|
29
|
29
|
29
|
28
|
28
|
28
|
28
|
27
|
25
|
25
|
24
|
25
|
24
|
24
|
24
|
23
|
23
|
| Visibility (description) |
M
|
P
|
P
|
P
|
P
|
P
|
P
|
M
|
M
|
M
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
94%
|
94%
|
93%
|
93%
|
91%
|
89%
|
88%
|
86%
|
84%
|
81%
|
78%
|
74%
|
71%
|
67%
|
66%
|
66%
|
65%
|
64%
|
64%
|
64%
|
64%
|
64%
|
63%
|
62%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 2 | 2 | 3 | 2 | 1 | 1 | 1 | - | - | - | - | - | - |
Sunday (26 July 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) |
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
13°
|
13°
|
13°
|
13°
|
| Feels like temperature (°C) |
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
9°
|
10°
|
| Wind direction and speed (mph) |
SSE
16
|
SSE
16
|
SSE
15
|
SSE
14
|
SSE
13
|
SSE
12
|
SE
12
|
SE
12
|
SE
10
|
ESE
10
|
ESE
10
|
E
10
|
E
10
|
E
10
|
ENE
10
|
ENE
10
|
ENE
11
|
ENE
12
|
ENE
13
|
NE
15
|
NE
16
|
NE
17
|
NE
18
|
NNE
19
|
| Wind gust (mph) |
22
|
21
|
20
|
19
|
19
|
18
|
17
|
17
|
15
|
16
|
16
|
15
|
15
|
15
|
15
|
16
|
17
|
19
|
20
|
21
|
23
|
24
|
25
|
26
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
VG
|
VG
|
VG
|
VG
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
62%
|
60%
|
59%
|
59%
|
59%
|
59%
|
58%
|
59%
|
58%
|
58%
|
58%
|
59%
|
60%
|
60%
|
61%
|
62%
|
63%
|
64%
|
64%
|
65%
|
66%
|
67%
|
67%
|
70%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | - | - | - | - | - | - |
Monday (27 July 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%
|
10%
|
10%
|
10%
|
<5%
|
10%
|
10%
|
<5%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
20%
|
20%
|
20%
|
20%
|
| Temperature (°C) |
13°
|
13°
|
13°
|
13°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
| Feels like temperature (°C) |
9°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
| Wind direction and speed (mph) |
NNE
20
|
NNE
21
|
NNE
22
|
NNE
23
|
NNE
23
|
NNE
24
|
NNE
24
|
NNE
24
|
NNE
25
|
NNE
26
|
NNE
26
|
N
26
|
N
26
|
N
26
|
N
26
|
N
26
|
N
26
|
N
26
|
N
26
|
N
25
|
N
26
|
NNW
26
|
NNW
26
|
NNW
25
|
| Wind gust (mph) |
27
|
28
|
30
|
30
|
31
|
31
|
32
|
33
|
33
|
33
|
34
|
34
|
34
|
34
|
35
|
34
|
33
|
33
|
32
|
32
|
33
|
33
|
33
|
33
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
| Humidity |
70%
|
73%
|
74%
|
75%
|
76%
|
77%
|
78%
|
81%
|
81%
|
83%
|
85%
|
86%
|
87%
|
88%
|
89%
|
90%
|
91%
|
91%
|
92%
|
92%
|
92%
|
92%
|
92%
|
92%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 2 | 3 | 2 | 2 | 1 | 1 | 1 | - | - | - | - | - | - |
Tuesday (28 July 2026)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
30%
|
30%
|
30%
|
20%
|
20%
|
30%
|
30%
|
20%
|
| Temperature (°C) |
15°
|
15°
|
15°
|
15°
|
15°
|
14°
|
14°
|
14°
|
| Feels like temperature (°C) |
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
12°
|
12°
|
| Wind direction and speed (mph) |
NNW
25
|
NW
23
|
NW
21
|
NW
21
|
NW
20
|
WNW
19
|
WNW
16
|
W
15
|
| Wind gust (mph) |
33
|
30
|
27
|
28
|
26
|
22
|
20
|
19
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
M
|
G
|
G
|
| Humidity |
93%
|
93%
|
93%
|
93%
|
93%
|
92%
|
91%
|
91%
|
| UV | - | - | - | 1 | 2 | 1 | - | - |
Wednesday (29 July 2026)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
20%
|
20%
|
20%
|
10%
|
10%
|
10%
|
10%
|
10%
|
| Temperature (°C) |
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
| Feels like temperature (°C) |
12°
|
11°
|
12°
|
11°
|
11°
|
11°
|
11°
|
11°
|
| Wind direction and speed (mph) |
W
14
|
WSW
15
|
W
13
|
W
14
|
WNW
14
|
WNW
13
|
WNW
14
|
NW
16
|
| Wind gust (mph) |
20
|
19
|
20
|
21
|
20
|
18
|
22
|
22
|
| Visibility (description) |
G
|
G
|
G
|
M
|
G
|
G
|
G
|
G
|
| Humidity |
92%
|
89%
|
87%
|
84%
|
84%
|
83%
|
83%
|
84%
|
| UV | - | - | - | 1 | 3 | 1 | 1 | - |
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Forecast for 1pm (UTC) Thursday
Updated 07:17 (UTC+1) on Thu 23 Jul 2026
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