News
Warmer weather for some, but turning increasingly wet and windy next week
Temperatures will rise in southern England over the next couple of days, peaking around 27-28°C in parts of the southeast on Friday.
Read moreJohnston (Pembrokeshire) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 18 degrees Celsius; Minimum nighttime temperature: 13 degrees Celsius; -
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: 10° Celsius;
Maximum daytime temperature: 16 degrees Celsius; Minimum nighttime temperature: 10 degrees Celsius; -
Maximum daytime temperature: 17° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 17 degrees Celsius; Minimum nighttime temperature: 13 degrees Celsius;
-
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 9° Celsius;
Maximum daytime temperature: 18 degrees Celsius; Minimum nighttime temperature: 9 degrees Celsius;
-
Maximum daytime temperature: 17° Celsius; Minimum nighttime temperature: 14° Celsius;
Maximum daytime temperature: 17 degrees Celsius; Minimum nighttime temperature: 14 degrees Celsius; -
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 15° Celsius;
Maximum daytime temperature: 20 degrees Celsius; Minimum nighttime temperature: 15 degrees Celsius; -
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 18 degrees Celsius; Minimum nighttime temperature: 13 degrees Celsius;
Sunny intervals changing to mist by early evening.
Sunrise:
Sunset:
M UV
L Pollution
No pollen data.
7 day forecast for Johnston
Today (24 September 2026)
| Time |
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%
|
20%
|
20%
|
20%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature |
12°
|
13°
|
15°
|
16°
|
17°
|
17°
|
17°
|
17°
|
18°
|
17°
|
17°
|
17°
|
16°
|
15°
|
14°
|
14°
|
14°
|
| Feels like temperature (°C) |
11°
|
12°
|
13°
|
14°
|
15°
|
15°
|
16°
|
16°
|
16°
|
16°
|
17°
|
16°
|
15°
|
15°
|
14°
|
14°
|
13°
|
| Wind direction and speed |
SSE
7
|
SSE
7
|
S
8
|
S
10
|
S
11
|
SSW
11
|
SSW
11
|
SSW
10
|
SSW
9
|
SSW
9
|
SSW
7
|
SSW
7
|
SSW
5
|
S
4
|
S
4
|
S
3
|
SSW
4
|
| Wind gust (mph) |
20
|
20
|
21
|
22
|
22
|
21
|
20
|
19
|
17
|
16
|
15
|
14
|
13
|
14
|
14
|
13
|
14
|
| Visibility |
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
VG
|
VG
|
VG
|
G
|
G
|
M
|
M
|
M
|
| Humidity |
90%
|
89%
|
85%
|
77%
|
78%
|
78%
|
79%
|
79%
|
78%
|
79%
|
83%
|
85%
|
91%
|
94%
|
95%
|
95%
|
96%
|
| UV | 1 | 1 | 1 | 2 | 3 | 3 | 3 | 3 | 2 | 2 | 1 | 1 | 1 | - | - | - | - |
Friday (25 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%
|
<5%
|
10%
|
30%
|
50%
|
50%
|
40%
|
30%
|
20%
|
20%
|
20%
|
30%
|
30%
|
40%
|
40%
|
40%
|
20%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
15°
|
15°
|
16°
|
16°
|
16°
|
16°
|
15°
|
15°
|
15°
|
13°
|
12°
|
12°
|
12°
|
12°
|
| Feels like temperature (°C) |
14°
|
14°
|
14°
|
14°
|
13°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
15°
|
15°
|
15°
|
15°
|
15°
|
14°
|
15°
|
14°
|
13°
|
11°
|
11°
|
11°
|
11°
|
| Wind direction and speed (mph) |
SSW
4
|
SSW
4
|
SSW
4
|
SSW
5
|
SSW
5
|
SW
5
|
SW
4
|
WSW
4
|
NW
4
|
NNW
5
|
NNW
6
|
NNW
7
|
N
7
|
NNW
7
|
NNW
7
|
NW
7
|
NW
7
|
NW
5
|
WNW
4
|
W
3
|
W
4
|
W
4
|
W
5
|
W
5
|
| Wind gust (mph) |
14
|
15
|
15
|
15
|
15
|
15
|
18
|
16
|
16
|
15
|
16
|
15
|
15
|
15
|
15
|
15
|
14
|
13
|
13
|
13
|
17
|
17
|
19
|
19
|
| Visibility (description) |
M
|
M
|
M
|
M
|
P
|
P
|
P
|
P
|
M
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
| Humidity |
95%
|
95%
|
96%
|
96%
|
96%
|
97%
|
97%
|
96%
|
95%
|
91%
|
85%
|
82%
|
79%
|
76%
|
75%
|
75%
|
73%
|
76%
|
79%
|
85%
|
87%
|
86%
|
85%
|
84%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | - | - | - | - |
Saturday (26 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%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
<5%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
<5%
|
| Temperature (°C) |
11°
|
11°
|
11°
|
10°
|
10°
|
10°
|
10°
|
11°
|
12°
|
15°
|
16°
|
16°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
16°
|
14°
|
14°
|
13°
|
13°
|
13°
|
| Feels like temperature (°C) |
10°
|
10°
|
10°
|
10°
|
9°
|
9°
|
10°
|
10°
|
11°
|
14°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
13°
|
12°
|
12°
|
12°
|
12°
|
| Wind direction and speed (mph) |
W
5
|
W
5
|
W
5
|
W
5
|
W
5
|
WSW
5
|
WSW
5
|
SW
5
|
SW
5
|
SW
6
|
SW
8
|
SW
9
|
SW
10
|
SW
11
|
SW
11
|
SW
11
|
SW
11
|
SSW
10
|
SSW
9
|
SSW
7
|
S
7
|
S
7
|
S
7
|
S
7
|
| Wind gust (mph) |
19
|
19
|
18
|
18
|
17
|
17
|
17
|
17
|
17
|
17
|
19
|
20
|
21
|
22
|
22
|
22
|
21
|
21
|
20
|
20
|
20
|
21
|
22
|
23
|
| Visibility (description) |
G
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
G
|
| Humidity |
85%
|
85%
|
85%
|
86%
|
87%
|
87%
|
87%
|
87%
|
87%
|
82%
|
74%
|
69%
|
68%
|
66%
|
66%
|
67%
|
68%
|
71%
|
75%
|
81%
|
84%
|
84%
|
85%
|
84%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 2 | 3 | 4 | 4 | 3 | 2 | 2 | 1 | 1 | 1 | - | - | - | - |
Sunday (27 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%
|
10%
|
10%
|
20%
|
20%
|
30%
|
30%
|
40%
|
40%
|
40%
|
50%
|
50%
|
40%
|
30%
|
30%
|
20%
|
20%
|
20%
|
20%
|
20%
|
10%
|
10%
|
10%
|
10%
|
| Temperature (°C) |
13°
|
13°
|
13°
|
14°
|
14°
|
14°
|
14°
|
14°
|
15°
|
15°
|
16°
|
17°
|
17°
|
17°
|
17°
|
17°
|
16°
|
16°
|
15°
|
14°
|
13°
|
12°
|
13°
|
12°
|
| Feels like temperature (°C) |
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
13°
|
13°
|
14°
|
14°
|
14°
|
15°
|
15°
|
15°
|
15°
|
14°
|
14°
|
13°
|
12°
|
11°
|
12°
|
11°
|
| Wind direction and speed (mph) |
S
8
|
S
8
|
S
9
|
S
9
|
S
9
|
SSE
10
|
SSE
10
|
SSE
11
|
S
11
|
S
13
|
S
15
|
SSW
16
|
SW
15
|
SW
13
|
WSW
13
|
WSW
11
|
WSW
10
|
W
9
|
WSW
8
|
WSW
7
|
WSW
6
|
W
6
|
W
5
|
W
5
|
| Wind gust (mph) |
23
|
25
|
26
|
27
|
28
|
28
|
28
|
29
|
30
|
32
|
32
|
31
|
29
|
25
|
24
|
23
|
22
|
20
|
20
|
19
|
20
|
21
|
18
|
19
|
| Visibility (description) |
G
|
G
|
G
|
G
|
M
|
G
|
M
|
M
|
M
|
M
|
M
|
M
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
| Humidity |
84%
|
84%
|
82%
|
83%
|
82%
|
85%
|
86%
|
87%
|
88%
|
88%
|
87%
|
86%
|
82%
|
78%
|
78%
|
75%
|
74%
|
72%
|
77%
|
82%
|
83%
|
82%
|
82%
|
82%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 3 | 3 | 3 | 3 | 2 | 1 | 1 | 1 | 1 | - | - | - | - |
Monday (28 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%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
10%
|
| Temperature (°C) |
11°
|
11°
|
11°
|
11°
|
10°
|
10°
|
10°
|
9°
|
10°
|
12°
|
14°
|
15°
|
16°
|
16°
|
17°
|
17°
|
17°
|
17°
|
15°
|
15°
|
14°
|
15°
|
15°
|
15°
|
| Feels like temperature (°C) |
11°
|
10°
|
9°
|
10°
|
9°
|
9°
|
9°
|
9°
|
9°
|
12°
|
14°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
14°
|
13°
|
13°
|
13°
|
13°
|
12°
|
| Wind direction and speed (mph) |
W
5
|
W
5
|
W
6
|
WNW
5
|
WNW
5
|
WNW
4
|
NW
4
|
NNW
3
|
NE
3
|
ENE
3
|
E
3
|
SE
4
|
SSE
6
|
SSE
7
|
SSE
8
|
SSE
9
|
SSE
9
|
SE
8
|
SE
8
|
ESE
8
|
ESE
9
|
ESE
11
|
ESE
11
|
ESE
14
|
| Wind gust (mph) |
19
|
18
|
17
|
16
|
16
|
14
|
13
|
11
|
11
|
12
|
12
|
14
|
15
|
16
|
17
|
17
|
17
|
17
|
21
|
23
|
24
|
26
|
28
|
31
|
| Visibility (description) |
G
|
G
|
G
|
M
|
M
|
M
|
M
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
| Humidity |
82%
|
82%
|
84%
|
85%
|
85%
|
85%
|
87%
|
88%
|
87%
|
82%
|
75%
|
66%
|
61%
|
58%
|
57%
|
58%
|
61%
|
64%
|
68%
|
75%
|
75%
|
75%
|
75%
|
77%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 2 | 3 | 4 | 4 | 3 | 2 | 1 | 1 | 1 | 1 | - | - | - | - |
Tuesday (29 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 |
20%
|
40%
|
40%
|
60%
|
60%
|
50%
|
50%
|
50%
|
40%
|
| Temperature (°C) |
15°
|
15°
|
16°
|
17°
|
18°
|
19°
|
20°
|
18°
|
17°
|
| Feels like temperature (°C) |
12°
|
12°
|
12°
|
13°
|
14°
|
15°
|
15°
|
15°
|
14°
|
| Wind direction and speed (mph) |
SE
16
|
SE
17
|
SE
21
|
SE
22
|
SE
23
|
SSE
23
|
SSE
23
|
SSE
19
|
S
18
|
| Wind gust (mph) |
34
|
37
|
38
|
40
|
41
|
40
|
39
|
36
|
34
|
| Visibility (description) |
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
| Humidity |
78%
|
81%
|
87%
|
91%
|
89%
|
86%
|
80%
|
84%
|
87%
|
| UV | - | - | - | 1 | 1 | 2 | 1 | 1 | - |
Wednesday (30 September 2026)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
40%
|
40%
|
50%
|
40%
|
40%
|
40%
|
30%
|
30%
|
| Temperature (°C) |
17°
|
16°
|
16°
|
16°
|
17°
|
17°
|
16°
|
15°
|
| Feels like temperature (°C) |
14°
|
13°
|
13°
|
13°
|
14°
|
14°
|
14°
|
13°
|
| Wind direction and speed (mph) |
S
17
|
S
17
|
S
17
|
S
17
|
SSW
18
|
SSW
17
|
SSW
14
|
SW
13
|
| Wind gust (mph) |
32
|
31
|
32
|
32
|
34
|
31
|
25
|
23
|
| Visibility (description) |
G
|
M
|
M
|
M
|
M
|
M
|
G
|
G
|
| Humidity |
86%
|
86%
|
87%
|
83%
|
79%
|
76%
|
85%
|
87%
|
| UV | - | - | 1 | 2 | 3 | 1 | - | - |
Tooltip header
Johnston weather map
View the weather with our interactive map
Loading map...
Wales weather forecast
Headline:
Some warm hazy sunshine today, then some rain arriving tonight.
Today:
After a chilly, locally misty start Thursday morning looks fine with light winds and plenty of warm hazy sunshine. However, cloud will slowly begin to increase from the west during the afternoon as a southerly breeze develops. Maximum temperature 21 °C.
Tonight:
There will be some clear spells in the east during the evening. However, cloud will continue to thicken from the west overnight with some light rain arriving later. Minimum temperature 10 °C.
Friday:
The odd bright interval in the east initially, but Friday generally looks rather cloudy with mist and fog patches gradually lifting. Occasional light rain also affecting northern and western areas. Maximum temperature 21 °C.
Outlook for Saturday to Monday:
Saturday looks fine with any early fog lifting to leave some sunshine. A chance of some showery rain on Sunday, then becoming mostly dry, albeit breezy on Monday.
Updated: