St Helier (Jersey) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 16° Celsius;
Maximum daytime temperature: 21 degrees Celsius; Minimum nighttime temperature: 16 degrees Celsius; -
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 16° Celsius;
Maximum daytime temperature: 19 degrees Celsius; Minimum nighttime temperature: 16 degrees Celsius; -
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 19 degrees Celsius; Minimum nighttime temperature: 13 degrees Celsius;
-
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 16° Celsius;
Maximum daytime temperature: 19 degrees Celsius; Minimum nighttime temperature: 16 degrees Celsius;
-
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 17° Celsius;
Maximum daytime temperature: 20 degrees Celsius; Minimum nighttime temperature: 17 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;
Sunny intervals.
Sunrise:
Sunset:
M UV
L Pollution
No pollen data.
Next low tide: for
Havre Des Pas (Beach)
7 day forecast for St Helier
Today (7 September 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%
|
10%
|
<5%
|
<5%
|
| Temperature |
20°
|
20°
|
19°
|
19°
|
18°
|
18°
|
18°
|
18°
|
| Feels like temperature (°C) |
19°
|
18°
|
18°
|
17°
|
17°
|
17°
|
17°
|
17°
|
| Wind direction and speed |
W
11
|
WNW
11
|
WNW
11
|
WNW
11
|
WNW
10
|
W
9
|
W
9
|
W
9
|
| Wind gust (mph) |
23
|
22
|
23
|
23
|
22
|
21
|
20
|
21
|
| Visibility |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
81%
|
76%
|
75%
|
77%
|
79%
|
78%
|
81%
|
80%
|
| UV | 2 | 1 | 1 | 1 | - | - | - | - |
Tuesday (8 September 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 |
10%
|
10%
|
20%
|
50%
|
70%
|
70%
|
≥95%
|
≥95%
|
≥95%
|
≥95%
|
≥95%
|
90%
|
70%
|
70%
|
50%
|
30%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
| Temperature (°C) |
18°
|
18°
|
18°
|
18°
|
18°
|
18°
|
17°
|
17°
|
17°
|
17°
|
17°
|
18°
|
18°
|
18°
|
19°
|
18°
|
19°
|
19°
|
18°
|
18°
|
17°
|
17°
|
17°
|
17°
|
| Feels like temperature (°C) |
17°
|
17°
|
17°
|
16°
|
17°
|
17°
|
16°
|
16°
|
16°
|
16°
|
16°
|
17°
|
18°
|
18°
|
17°
|
17°
|
16°
|
16°
|
16°
|
16°
|
15°
|
15°
|
15°
|
15°
|
| Wind direction and speed (mph) |
WSW
9
|
WSW
10
|
WSW
10
|
WSW
11
|
WSW
11
|
SW
10
|
SW
10
|
SW
9
|
SSW
8
|
SW
9
|
SSW
9
|
SSW
9
|
W
9
|
NW
9
|
NW
11
|
NNW
13
|
NNW
13
|
NNW
13
|
NW
13
|
NW
11
|
NW
11
|
NW
11
|
NW
11
|
NW
11
|
| Wind gust (mph) |
22
|
22
|
22
|
22
|
22
|
20
|
21
|
21
|
20
|
19
|
21
|
21
|
20
|
27
|
28
|
29
|
30
|
30
|
31
|
32
|
32
|
30
|
30
|
29
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
M
|
G
|
M
|
M
|
M
|
P
|
M
|
M
|
M
|
M
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
79%
|
77%
|
77%
|
78%
|
83%
|
86%
|
88%
|
90%
|
93%
|
93%
|
94%
|
94%
|
93%
|
90%
|
86%
|
80%
|
74%
|
65%
|
62%
|
64%
|
64%
|
64%
|
63%
|
65%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 3 | 3 | 2 | 1 | 1 | 1 | - | - | - | - |
Wednesday (9 September 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 |
10%
|
10%
|
20%
|
30%
|
30%
|
20%
|
30%
|
30%
|
30%
|
30%
|
20%
|
10%
|
10%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
16°
|
16°
|
17°
|
17°
|
18°
|
18°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
18°
|
17°
|
15°
|
14°
|
14°
|
14°
|
| Feels like temperature (°C) |
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
16°
|
16°
|
16°
|
16°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
16°
|
14°
|
14°
|
14°
|
13°
|
| Wind direction and speed (mph) |
NW
11
|
NW
10
|
NW
9
|
NW
9
|
NW
9
|
NNW
9
|
NNW
9
|
NNW
7
|
NNW
9
|
NNW
9
|
NNW
10
|
NNW
10
|
NNW
10
|
NNW
9
|
NNW
9
|
NNW
9
|
NNW
8
|
NNW
8
|
NW
7
|
NW
7
|
NW
6
|
NW
5
|
NW
5
|
NW
4
|
| Wind gust (mph) |
28
|
27
|
27
|
27
|
26
|
25
|
25
|
25
|
24
|
23
|
22
|
22
|
21
|
20
|
19
|
18
|
17
|
17
|
15
|
15
|
15
|
14
|
12
|
12
|
| 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 |
65%
|
67%
|
67%
|
69%
|
71%
|
69%
|
68%
|
69%
|
67%
|
63%
|
61%
|
58%
|
57%
|
57%
|
56%
|
56%
|
56%
|
56%
|
57%
|
65%
|
71%
|
73%
|
74%
|
75%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 2 | 3 | 5 | 5 | 5 | 5 | 4 | 2 | 1 | 1 | 1 | - | - | - | - |
Thursday (10 September 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%
|
10%
|
10%
|
10%
|
10%
|
20%
|
20%
|
10%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
| Temperature (°C) |
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
15°
|
17°
|
18°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
18°
|
16°
|
15°
|
16°
|
16°
|
| Feels like temperature (°C) |
13°
|
14°
|
13°
|
13°
|
13°
|
14°
|
14°
|
14°
|
15°
|
17°
|
17°
|
18°
|
18°
|
18°
|
18°
|
18°
|
19°
|
19°
|
18°
|
18°
|
16°
|
15°
|
15°
|
15°
|
| Wind direction and speed (mph) |
NNW
4
|
NNW
3
|
NNW
3
|
NNW
4
|
NNW
3
|
NW
4
|
NW
4
|
NW
4
|
NW
4
|
W
4
|
SW
5
|
SW
5
|
SW
6
|
SW
6
|
SW
7
|
SW
6
|
SW
5
|
SW
5
|
SSW
5
|
SSE
5
|
SSE
5
|
SE
5
|
S
6
|
SSW
7
|
| Wind gust (mph) |
11
|
11
|
11
|
11
|
11
|
12
|
11
|
12
|
12
|
12
|
12
|
13
|
12
|
13
|
11
|
10
|
9
|
9
|
8
|
9
|
10
|
11
|
12
|
16
|
| 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%
|
74%
|
75%
|
74%
|
74%
|
74%
|
72%
|
61%
|
58%
|
58%
|
58%
|
57%
|
56%
|
56%
|
56%
|
56%
|
61%
|
71%
|
74%
|
73%
|
73%
|
73%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 2 | 2 | 4 | 5 | 5 | 4 | 3 | 2 | 1 | 1 | 1 | - | - | - | - |
Friday (11 September 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 |
10%
|
10%
|
20%
|
20%
|
20%
|
20%
|
20%
|
20%
|
20%
|
20%
|
20%
|
10%
|
10%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
16°
|
16°
|
16°
|
17°
|
17°
|
17°
|
17°
|
17°
|
18°
|
18°
|
19°
|
19°
|
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
19°
|
19°
|
18°
|
18°
|
18°
|
18°
|
| Feels like temperature (°C) |
15°
|
15°
|
15°
|
16°
|
16°
|
16°
|
16°
|
17°
|
17°
|
18°
|
18°
|
18°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
18°
|
18°
|
17°
|
17°
|
| Wind direction and speed (mph) |
SW
7
|
SW
7
|
SW
8
|
SW
8
|
SW
7
|
SW
8
|
SW
8
|
WSW
8
|
WSW
7
|
WSW
8
|
WSW
8
|
WSW
9
|
WSW
9
|
WSW
9
|
W
9
|
W
9
|
W
8
|
WNW
8
|
WNW
7
|
NW
7
|
NW
7
|
NW
7
|
NW
7
|
NW
7
|
| Wind gust (mph) |
16
|
18
|
18
|
17
|
17
|
18
|
19
|
18
|
17
|
17
|
17
|
17
|
17
|
17
|
16
|
15
|
14
|
13
|
13
|
14
|
14
|
13
|
13
|
12
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
G
|
| Humidity |
74%
|
76%
|
77%
|
77%
|
79%
|
81%
|
82%
|
83%
|
79%
|
78%
|
75%
|
76%
|
75%
|
71%
|
73%
|
73%
|
72%
|
73%
|
73%
|
78%
|
83%
|
83%
|
84%
|
84%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 3 | 4 | 4 | 5 | 4 | 3 | 2 | 1 | 1 | 1 | - | - | - | - |
Saturday (12 September 2026)
| Time |
00:00
|
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
20%
|
| Temperature (°C) |
18°
|
18°
|
18°
|
18°
|
19°
|
19°
|
19°
|
19°
|
19°
|
| Feels like temperature (°C) |
17°
|
17°
|
17°
|
17°
|
18°
|
18°
|
18°
|
18°
|
18°
|
| Wind direction and speed (mph) |
NNW
8
|
NNW
8
|
NNW
7
|
NNW
8
|
NW
8
|
WNW
9
|
NW
9
|
NW
8
|
WNW
9
|
| Wind gust (mph) |
12
|
13
|
13
|
13
|
14
|
14
|
15
|
15
|
15
|
| Visibility (description) |
G
|
G
|
G
|
G
|
VG
|
G
|
G
|
G
|
G
|
| Humidity |
84%
|
85%
|
84%
|
82%
|
79%
|
79%
|
79%
|
77%
|
79%
|
| UV | - | - | - | 1 | 3 | 5 | 2 | 1 | - |
Sunday (13 September 2026)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
|
|
|
|
|
|
|
| Chance of precipitation |
20%
|
20%
|
20%
|
20%
|
20%
|
10%
|
10%
|
10%
|
| Temperature (°C) |
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
| Feels like temperature (°C) |
18°
|
18°
|
18°
|
18°
|
18°
|
18°
|
17°
|
17°
|
| Wind direction and speed (mph) |
WSW
9
|
SW
9
|
SW
9
|
SW
9
|
SW
9
|
WSW
10
|
WNW
12
|
W
11
|
| Wind gust (mph) |
16
|
18
|
17
|
17
|
16
|
14
|
14
|
12
|
| Visibility (description) |
G
|
G
|
M
|
G
|
G
|
G
|
G
|
G
|
| Humidity |
80%
|
82%
|
85%
|
87%
|
87%
|
86%
|
87%
|
87%
|
| UV | - | - | 1 | 3 | 5 | 2 | 1 | - |
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Forecast for 5pm (UTC+1) Monday
Updated 15:01 (UTC+1) on Mon 7 Sep 2026
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