Portslade-by-Sea (Brighton and Hove) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 29° Celsius; Minimum nighttime temperature: 18° Celsius;
Maximum daytime temperature: 29 degrees Celsius; Minimum nighttime temperature: 18 degrees Celsius; -
Maximum daytime temperature: 28° Celsius; Minimum nighttime temperature: 17° Celsius;
Maximum daytime temperature: 28 degrees Celsius; Minimum nighttime temperature: 17 degrees Celsius;
-
Maximum daytime temperature: 28° Celsius; Minimum nighttime temperature: 15° Celsius;
Maximum daytime temperature: 28 degrees Celsius; Minimum nighttime temperature: 15 degrees Celsius;
-
Maximum daytime temperature: 24° Celsius; Minimum nighttime temperature: 15° Celsius;
Maximum daytime temperature: 24 degrees Celsius; Minimum nighttime temperature: 15 degrees Celsius;
-
Maximum daytime temperature: 24° Celsius; Minimum nighttime temperature: 14° Celsius;
Maximum daytime temperature: 24 degrees Celsius; Minimum nighttime temperature: 14 degrees Celsius;
-
Maximum daytime temperature: 23° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 23 degrees Celsius; Minimum nighttime temperature: 13 degrees Celsius;
-
Maximum daytime temperature: 24° Celsius; Minimum nighttime temperature: 14° Celsius;
Maximum daytime temperature: 24 degrees Celsius; Minimum nighttime temperature: 14 degrees Celsius;
7 day forecast for Portslade-by-Sea
Today (14 July 2026)
| Time |
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|
| Weather symbols |  |
|
|
 |
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature |
28°
|
27°
|
25°
|
23°
|
22°
|
21°
|
| Feels like temperature (°C) |
26°
|
25°
|
23°
|
21°
|
20°
|
19°
|
| Wind direction and speed |
ENE
11
|
NE
13
|
NE
13
|
NE
13
|
NE
13
|
NE
13
|
| Wind gust (mph) |
22
|
20
|
19
|
20
|
22
|
24
|
| Visibility |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
40%
|
44%
|
54%
|
64%
|
73%
|
76%
|
| UV | 1 | 1 | 1 | 1 | - | - |
Wednesday (15 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) |
20°
|
19°
|
19°
|
19°
|
19°
|
18°
|
18°
|
19°
|
21°
|
22°
|
23°
|
25°
|
26°
|
27°
|
27°
|
28°
|
28°
|
27°
|
26°
|
26°
|
24°
|
23°
|
21°
|
20°
|
| Feels like temperature (°C) |
18°
|
17°
|
17°
|
17°
|
17°
|
16°
|
16°
|
17°
|
19°
|
20°
|
21°
|
23°
|
24°
|
24°
|
25°
|
25°
|
25°
|
24°
|
23°
|
23°
|
21°
|
20°
|
18°
|
17°
|
| Wind direction and speed (mph) |
NE
14
|
NE
14
|
NE
14
|
NE
14
|
NE
14
|
NNE
14
|
NNE
13
|
NE
14
|
NE
14
|
NE
14
|
NE
14
|
NE
14
|
NE
13
|
ENE
13
|
ENE
13
|
ENE
14
|
ENE
15
|
NE
15
|
NE
15
|
NE
14
|
NE
14
|
NE
13
|
NE
14
|
NE
15
|
| Wind gust (mph) |
24
|
24
|
24
|
24
|
23
|
23
|
25
|
25
|
25
|
24
|
24
|
25
|
26
|
26
|
27
|
27
|
27
|
26
|
25
|
23
|
21
|
21
|
21
|
21
|
| Visibility (description) |
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
77%
|
78%
|
81%
|
85%
|
86%
|
87%
|
86%
|
84%
|
75%
|
66%
|
62%
|
54%
|
44%
|
40%
|
40%
|
40%
|
40%
|
40%
|
40%
|
40%
|
41%
|
54%
|
59%
|
66%
|
| UV | - | - | - | - | - | 1 | 1 | 1 | 2 | 4 | 5 | 7 | 7 | 8 | 7 | 6 | 4 | 3 | 1 | 1 | 1 | 1 | - | - |
Thursday (16 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) |
19°
|
19°
|
18°
|
18°
|
17°
|
17°
|
17°
|
18°
|
20°
|
22°
|
24°
|
26°
|
27°
|
27°
|
27°
|
27°
|
27°
|
27°
|
27°
|
26°
|
25°
|
23°
|
20°
|
19°
|
| Feels like temperature (°C) |
17°
|
16°
|
16°
|
15°
|
15°
|
15°
|
15°
|
16°
|
18°
|
20°
|
22°
|
24°
|
25°
|
26°
|
25°
|
25°
|
25°
|
25°
|
25°
|
24°
|
23°
|
21°
|
19°
|
18°
|
| Wind direction and speed (mph) |
NE
15
|
NE
14
|
NNE
13
|
NNE
13
|
NNE
13
|
NNE
13
|
NNE
13
|
NNE
13
|
NE
13
|
NE
11
|
NE
11
|
ENE
10
|
ENE
10
|
ESE
9
|
ESE
10
|
SE
10
|
ESE
10
|
ESE
10
|
E
10
|
E
10
|
E
10
|
ENE
9
|
ENE
8
|
NE
8
|
| Wind gust (mph) |
21
|
21
|
20
|
20
|
20
|
20
|
20
|
21
|
20
|
20
|
21
|
21
|
22
|
22
|
22
|
21
|
21
|
21
|
21
|
20
|
20
|
19
|
17
|
16
|
| Visibility (description) |
VG
|
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
73%
|
76%
|
79%
|
82%
|
84%
|
85%
|
85%
|
82%
|
75%
|
65%
|
56%
|
44%
|
40%
|
41%
|
41%
|
40%
|
39%
|
39%
|
39%
|
41%
|
43%
|
52%
|
59%
|
66%
|
| UV | - | - | - | - | - | 1 | 1 | 1 | 2 | 4 | 5 | 7 | 8 | 8 | 7 | 5 | 4 | 2 | 1 | 1 | 1 | 1 | - | - |
Friday (17 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) |
19°
|
18°
|
17°
|
16°
|
16°
|
15°
|
16°
|
17°
|
18°
|
20°
|
21°
|
23°
|
23°
|
23°
|
23°
|
23°
|
23°
|
23°
|
22°
|
22°
|
22°
|
20°
|
20°
|
19°
|
| Feels like temperature (°C) |
18°
|
17°
|
16°
|
15°
|
15°
|
15°
|
15°
|
17°
|
18°
|
19°
|
21°
|
22°
|
23°
|
23°
|
23°
|
22°
|
22°
|
22°
|
22°
|
22°
|
21°
|
20°
|
20°
|
19°
|
| Wind direction and speed (mph) |
NE
8
|
NE
7
|
N
7
|
N
7
|
N
7
|
NNE
7
|
NNE
7
|
NNE
7
|
NNE
7
|
NNE
7
|
NNE
6
|
N
6
|
NNE
7
|
SSW
7
|
SSW
8
|
SW
9
|
SW
9
|
SW
9
|
SW
9
|
SW
8
|
SW
7
|
SSW
7
|
S
6
|
SSE
6
|
| Wind gust (mph) |
14
|
13
|
13
|
13
|
13
|
13
|
13
|
14
|
13
|
13
|
14
|
15
|
17
|
17
|
17
|
17
|
17
|
17
|
17
|
16
|
14
|
13
|
12
|
12
|
| Visibility (description) |
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
71%
|
76%
|
81%
|
84%
|
86%
|
88%
|
87%
|
84%
|
75%
|
66%
|
61%
|
54%
|
49%
|
50%
|
59%
|
61%
|
63%
|
63%
|
65%
|
68%
|
71%
|
75%
|
78%
|
81%
|
| UV | - | - | - | - | - | 1 | 1 | 1 | 2 | 4 | 5 | 7 | 7 | 7 | 7 | 5 | 4 | 2 | 1 | 1 | 1 | 1 | - | - |
Saturday (18 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%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
| Temperature (°C) |
18°
|
18°
|
17°
|
16°
|
16°
|
16°
|
16°
|
17°
|
18°
|
19°
|
20°
|
21°
|
22°
|
22°
|
23°
|
22°
|
22°
|
21°
|
21°
|
21°
|
20°
|
19°
|
19°
|
18°
|
| Feels like temperature (°C) |
18°
|
18°
|
17°
|
16°
|
16°
|
15°
|
15°
|
16°
|
17°
|
18°
|
19°
|
20°
|
21°
|
21°
|
22°
|
21°
|
21°
|
20°
|
20°
|
20°
|
20°
|
19°
|
18°
|
17°
|
| Wind direction and speed (mph) |
ESE
6
|
ENE
5
|
ENE
5
|
NE
6
|
NE
7
|
NNE
7
|
NNE
7
|
NNE
8
|
NE
8
|
NE
8
|
NE
6
|
NE
6
|
ENE
7
|
SE
7
|
SSE
8
|
S
8
|
S
8
|
S
8
|
SSE
7
|
SSE
8
|
SE
7
|
SE
7
|
SE
7
|
ESE
7
|
| Wind gust (mph) |
13
|
13
|
13
|
12
|
13
|
14
|
16
|
17
|
17
|
16
|
15
|
15
|
15
|
16
|
17
|
16
|
16
|
16
|
16
|
15
|
13
|
15
|
15
|
15
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
83%
|
85%
|
87%
|
87%
|
89%
|
91%
|
87%
|
78%
|
68%
|
63%
|
55%
|
53%
|
46%
|
48%
|
53%
|
56%
|
60%
|
63%
|
63%
|
64%
|
66%
|
68%
|
72%
|
74%
|
| UV | - | - | - | - | - | 1 | 1 | 1 | 2 | 4 | 5 | 7 | 8 | 8 | 7 | 6 | 4 | 2 | 1 | 1 | 1 | 1 | - | - |
Sunday (19 July 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%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
17°
|
16°
|
14°
|
15°
|
19°
|
22°
|
23°
|
23°
|
18°
|
| Feels like temperature (°C) |
16°
|
16°
|
14°
|
15°
|
18°
|
20°
|
22°
|
22°
|
18°
|
| Wind direction and speed (mph) |
ESE
7
|
E
5
|
NE
4
|
NNE
5
|
NE
7
|
NE
6
|
NE
6
|
ENE
6
|
SE
5
|
| Wind gust (mph) |
15
|
12
|
11
|
15
|
17
|
17
|
17
|
15
|
12
|
| Visibility (description) |
VG
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
77%
|
80%
|
84%
|
79%
|
60%
|
44%
|
40%
|
43%
|
65%
|
| UV | - | - | - | 1 | 5 | 8 | 4 | 1 | - |
Monday (20 July 2026)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
16°
|
14°
|
16°
|
20°
|
23°
|
24°
|
23°
|
19°
|
| Feels like temperature (°C) |
16°
|
13°
|
15°
|
18°
|
21°
|
22°
|
21°
|
18°
|
| Wind direction and speed (mph) |
ESE
3
|
NE
7
|
NNE
8
|
NE
8
|
NNE
7
|
NE
9
|
ESE
8
|
ESE
7
|
| Wind gust (mph) |
8
|
8
|
13
|
16
|
17
|
16
|
16
|
13
|
| Visibility (description) |
VG
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
82%
|
90%
|
81%
|
58%
|
43%
|
41%
|
43%
|
66%
|
| UV | - | - | 1 | 5 | 7 | 4 | 1 | - |
Tooltip header
UK video forecast
Portslade-by-Sea weather map
View the weather with our interactive map
Loading map...
London & South East England weather forecast
Headline:
Cloud reforming overnight, clearing Wednesday morning, then sunny. Very warm.
This Evening and Tonight:
A fine evening with long sunny spells for many. Cloud reforming overnight, especially across northern and eastern coasts, and spreading inland overnight. Remaining largely dry and warm. Minimum temperature 17 °C.
Wednesday:
Patchy cloud at first, but burning away through the morning. Otherwise sunny, and turning very warm or hot by the afternoon. A little fresher across Kent with the northeasterly breeze. Maximum temperature 30 °C.
Outlook for Thursday to Saturday:
Cloudy at times, mainly mornings and overnight, with sunny spells each afternoon. Breezy, especially along the coast. Very warm on Thursday, turning less warm by the weekend.
Updated: