Tristan Da Cunha (St Helena - Ascension and Tristan Da Cunha) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 11° Celsius; Minimum nighttime temperature: 10° Celsius;
Maximum daytime temperature: 11° Celsius; Minimum nighttime temperature: 10° Celsius; -
Maximum daytime temperature: 13° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 13° Celsius; Minimum nighttime temperature: 13° Celsius;
-
Maximum daytime temperature: 14° Celsius; Minimum nighttime temperature: 14° Celsius;
Maximum daytime temperature: 14° Celsius; Minimum nighttime temperature: 14° Celsius; -
Maximum daytime temperature: 15° Celsius; Minimum nighttime temperature: 12° Celsius;
Maximum daytime temperature: 15° Celsius; Minimum nighttime temperature: 12° Celsius;
-
Maximum daytime temperature: 13° Celsius; Minimum nighttime temperature: 12° Celsius;
Maximum daytime temperature: 13° Celsius; Minimum nighttime temperature: 12° Celsius;
-
Maximum daytime temperature: 13° Celsius; Minimum nighttime temperature: 12° Celsius;
Maximum daytime temperature: 13° Celsius; Minimum nighttime temperature: 12° Celsius;
-
Maximum daytime temperature: 13° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 13° Celsius; Minimum nighttime temperature: 13° Celsius;
Overcast.
Sunrise:
Sunset:
M UV
No pollution data.
No pollen data.
7 day forecast for Tristan Da Cunha
Today (4 September 2025)
| Time |
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%
|
| Temperature |
10°
|
10°
|
10°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
| Feels like temperature (°C) |
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
| Wind direction and speed |
S
14
|
S
14
|
SSW
15
|
SSW
15
|
SSW
14
|
SSW
14
|
SSW
13
|
SSW
11
|
SSW
10
|
SSW
10
|
SW
9
|
SW
9
|
SW
9
|
SW
9
|
SW
10
|
| Wind gust (mph) |
20
|
21
|
22
|
21
|
21
|
21
|
19
|
17
|
16
|
14
|
14
|
14
|
15
|
15
|
16
|
| Visibility |
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
| Humidity |
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
75%
|
74%
|
74%
|
74%
|
73%
|
73%
|
73%
|
75%
|
75%
|
| UV | 2 | 3 | 4 | 3 | 4 | 4 | 2 | 1 | 1 | 1 | - | - | - | - | - |
Friday (5 September 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) |
11°
|
11°
|
11°
|
10°
|
10°
|
10°
|
10°
|
10°
|
11°
|
11°
|
11°
|
11°
|
12°
|
12°
|
12°
|
12°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
| Feels like temperature (°C) |
8°
|
8°
|
8°
|
9°
|
9°
|
8°
|
9°
|
8°
|
8°
|
8°
|
8°
|
9°
|
9°
|
9°
|
9°
|
9°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
| Wind direction and speed (mph) |
SSW
10
|
SW
10
|
SW
10
|
SW
8
|
WSW
7
|
W
8
|
W
9
|
W
10
|
W
12
|
W
12
|
WNW
13
|
WNW
14
|
WNW
14
|
WNW
16
|
WNW
16
|
WNW
17
|
WNW
17
|
W
17
|
W
17
|
W
17
|
W
16
|
WNW
17
|
WNW
17
|
WNW
17
|
| Wind gust (mph) |
17
|
16
|
15
|
13
|
13
|
14
|
16
|
17
|
18
|
18
|
19
|
20
|
22
|
22
|
23
|
23
|
23
|
23
|
23
|
23
|
23
|
23
|
24
|
24
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
G
|
G
|
G
|
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
| Humidity |
74%
|
75%
|
75%
|
75%
|
75%
|
75%
|
76%
|
75%
|
76%
|
75%
|
75%
|
75%
|
74%
|
73%
|
74%
|
73%
|
73%
|
73%
|
73%
|
72%
|
73%
|
73%
|
73%
|
74%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 2 | 2 | 3 | 4 | 5 | 4 | 2 | 1 | 1 | 1 | - | - | - | - | - |
Saturday (6 September 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) |
13°
|
13°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
| Feels like temperature (°C) |
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
11°
|
10°
|
| Wind direction and speed (mph) |
WNW
18
|
WNW
19
|
WNW
20
|
WNW
20
|
WNW
19
|
NW
20
|
NW
20
|
NW
20
|
| Wind gust (mph) |
26
|
28
|
28
|
27
|
26
|
26
|
28
|
30
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
75%
|
75%
|
76%
|
77%
|
81%
|
82%
|
83%
|
82%
|
| UV | - | - | - | 1 | 5 | 2 | 1 | - |
Sunday (7 September 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%
|
20%
|
60%
|
50%
|
| Temperature (°C) |
14°
|
14°
|
14°
|
14°
|
14°
|
15°
|
15°
|
14°
|
| Feels like temperature (°C) |
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
| Wind direction and speed (mph) |
NW
21
|
NW
23
|
NNW
24
|
NNW
24
|
NNW
25
|
NNW
26
|
NW
26
|
WNW
27
|
| Wind gust (mph) |
31
|
32
|
33
|
34
|
36
|
37
|
38
|
38
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
| Humidity |
82%
|
84%
|
84%
|
84%
|
85%
|
86%
|
88%
|
91%
|
| UV | - | - | - | 2 | 4 | 2 | 1 | - |
Monday (8 September 2025)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
40%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
13°
|
12°
|
12°
|
12°
|
12°
|
12°
|
13°
|
13°
|
| Feels like temperature (°C) |
9°
|
8°
|
8°
|
9°
|
9°
|
9°
|
10°
|
10°
|
| Wind direction and speed (mph) |
SW
24
|
SSW
22
|
SSW
20
|
SSW
19
|
SSW
16
|
SW
15
|
SW
15
|
SW
14
|
| Wind gust (mph) |
38
|
31
|
28
|
27
|
23
|
23
|
21
|
20
|
| Visibility (description) |
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
88%
|
82%
|
74%
|
66%
|
65%
|
63%
|
64%
|
64%
|
| UV | - | - | - | 2 | 5 | 3 | 1 | - |
Tuesday (9 September 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%
|
10%
|
| Temperature (°C) |
12°
|
12°
|
12°
|
12°
|
13°
|
13°
|
13°
|
13°
|
| Feels like temperature (°C) |
10°
|
10°
|
10°
|
10°
|
11°
|
11°
|
11°
|
11°
|
| Wind direction and speed (mph) |
SW
13
|
SW
13
|
SW
12
|
WSW
11
|
W
10
|
W
10
|
WSW
12
|
WSW
10
|
| Wind gust (mph) |
19
|
19
|
18
|
16
|
15
|
16
|
17
|
18
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
66%
|
66%
|
67%
|
66%
|
66%
|
68%
|
67%
|
67%
|
| UV | - | - | 1 | 2 | 6 | 3 | 1 | - |
Wednesday (10 September 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) |
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
13°
|
| Feels like temperature (°C) |
10°
|
10°
|
10°
|
10°
|
11°
|
11°
|
11°
|
11°
|
| Wind direction and speed (mph) |
W
13
|
WSW
14
|
WSW
13
|
SW
12
|
WSW
11
|
WSW
11
|
SW
11
|
S
10
|
| Wind gust (mph) |
19
|
20
|
18
|
16
|
17
|
16
|
16
|
17
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
68%
|
69%
|
66%
|
67%
|
65%
|
66%
|
66%
|
65%
|
| UV | - | - | 1 | 2 | 5 | 3 | 1 | - |
Tooltip header
UK video forecast
weather map
Forecast
Forecast for 09:00 (UTC), Thu
Updated 07:23 (UTC+1) on Thu 4 Sep 2025
Loading map...