News
Wind and rain marking a change in the UK weather
Warnings have been issued as the weather across the UK becomes increasingly mild but wet and windy.
Read moreClynnog-Fawr (Gwynedd) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 9° Celsius; Minimum nighttime temperature: 4° Celsius;
Maximum daytime temperature: 9° Celsius; Minimum nighttime temperature: 4° Celsius; -
Maximum daytime temperature: 9° Celsius; Minimum nighttime temperature: 5° Celsius;
Maximum daytime temperature: 9° Celsius; Minimum nighttime temperature: 5° Celsius; -
Maximum daytime temperature: 13° Celsius; Minimum nighttime temperature: 9° Celsius;
Maximum daytime temperature: 13° Celsius; Minimum nighttime temperature: 9° Celsius; -
Maximum daytime temperature: 11° Celsius; Minimum nighttime temperature: 6° Celsius;
Maximum daytime temperature: 11° Celsius; Minimum nighttime temperature: 6° Celsius; -
Maximum daytime temperature: 10° Celsius; Minimum nighttime temperature: 7° Celsius;
Maximum daytime temperature: 10° Celsius; Minimum nighttime temperature: 7° Celsius; -
Maximum daytime temperature: 9° Celsius; Minimum nighttime temperature: 3° Celsius;
Maximum daytime temperature: 9° Celsius; Minimum nighttime temperature: 3° Celsius;
-
Maximum daytime temperature: 9° Celsius; Minimum nighttime temperature: 2° Celsius;
Maximum daytime temperature: 9° Celsius; Minimum nighttime temperature: 2° Celsius;
Light rain changing to partly cloudy by early evening.
Sunrise:
Sunset:
- UV
L Pollution
No pollen data.
7 day forecast for Clynnog-Fawr
Today (15 December 2025)
| 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 |
50%
|
60%
|
70%
|
60%
|
40%
|
30%
|
20%
|
10%
|
10%
|
10%
|
10%
|
<5%
|
| Temperature |
9°
|
9°
|
9°
|
8°
|
8°
|
8°
|
7°
|
7°
|
6°
|
6°
|
6°
|
6°
|
| Feels like temperature (°C) |
7°
|
7°
|
7°
|
7°
|
6°
|
6°
|
6°
|
5°
|
5°
|
5°
|
5°
|
5°
|
| Wind direction and speed |
NE
6
|
NE
6
|
NNE
6
|
N
6
|
NNE
7
|
NE
6
|
NE
6
|
NE
5
|
NE
5
|
NE
5
|
ENE
5
|
ENE
5
|
| Wind gust (mph) |
10
|
9
|
10
|
10
|
10
|
9
|
10
|
10
|
9
|
9
|
9
|
8
|
| Visibility |
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
88%
|
88%
|
88%
|
87%
|
87%
|
86%
|
84%
|
84%
|
82%
|
80%
|
78%
|
78%
|
| UV | 1 | 1 | 1 | 1 | - | - | - | - | - | - | - | - |
Tuesday (16 December 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%
|
10%
|
<5%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
10%
|
20%
|
20%
|
30%
|
20%
|
| Temperature (°C) |
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
5°
|
5°
|
7°
|
8°
|
8°
|
8°
|
8°
|
7°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
| Feels like temperature (°C) |
5°
|
5°
|
4°
|
4°
|
4°
|
3°
|
3°
|
3°
|
3°
|
3°
|
5°
|
6°
|
6°
|
7°
|
6°
|
5°
|
3°
|
3°
|
3°
|
3°
|
3°
|
2°
|
2°
|
2°
|
| Wind direction and speed (mph) |
E
5
|
ENE
5
|
NNE
5
|
N
6
|
NNE
6
|
N
6
|
ENE
6
|
NE
6
|
ESE
6
|
S
6
|
SSW
6
|
SW
6
|
SW
7
|
SW
7
|
SW
8
|
SSW
8
|
SSW
8
|
S
8
|
S
9
|
S
9
|
S
10
|
S
11
|
SSE
12
|
SSE
13
|
| Wind gust (mph) |
9
|
10
|
11
|
12
|
11
|
11
|
11
|
10
|
10
|
9
|
9
|
9
|
10
|
11
|
10
|
11
|
11
|
12
|
12
|
14
|
16
|
18
|
20
|
23
|
| Visibility (description) |
VG
|
VG
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
| Humidity |
76%
|
74%
|
73%
|
73%
|
73%
|
72%
|
72%
|
71%
|
71%
|
70%
|
69%
|
70%
|
70%
|
69%
|
68%
|
69%
|
71%
|
74%
|
73%
|
74%
|
75%
|
75%
|
79%
|
81%
|
| UV | - | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | - | - | - |
Wednesday (17 December 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 |
10%
|
10%
|
10%
|
<5%
|
<5%
|
10%
|
50%
|
70%
|
80%
|
90%
|
90%
|
≥95%
|
≥95%
|
≥95%
|
≥95%
|
≥95%
|
90%
|
80%
|
70%
|
60%
|
50%
|
40%
|
30%
|
20%
|
| Temperature (°C) |
6°
|
6°
|
7°
|
7°
|
7°
|
8°
|
8°
|
8°
|
8°
|
8°
|
9°
|
9°
|
9°
|
10°
|
10°
|
11°
|
11°
|
12°
|
12°
|
11°
|
11°
|
11°
|
11°
|
11°
|
| Feels like temperature (°C) |
2°
|
2°
|
2°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
4°
|
4°
|
5°
|
5°
|
6°
|
6°
|
7°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
| Wind direction and speed (mph) |
SSE
14
|
SSE
15
|
SSE
17
|
S
20
|
S
22
|
S
24
|
S
25
|
S
26
|
S
28
|
S
30
|
S
31
|
S
32
|
S
32
|
S
32
|
S
31
|
S
30
|
S
27
|
SSW
24
|
SSW
20
|
SSW
17
|
SSW
15
|
SSW
13
|
SSW
13
|
SSW
13
|
| Wind gust (mph) |
25
|
28
|
30
|
33
|
36
|
39
|
41
|
44
|
45
|
48
|
49
|
51
|
51
|
49
|
45
|
42
|
35
|
28
|
24
|
19
|
19
|
19
|
19
|
19
|
| Visibility (description) |
E
|
E
|
E
|
E
|
E
|
E
|
E
|
G
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
G
|
VG
|
E
|
E
|
E
|
E
|
E
|
| Humidity |
84%
|
83%
|
84%
|
83%
|
82%
|
82%
|
80%
|
82%
|
84%
|
85%
|
86%
|
87%
|
88%
|
90%
|
91%
|
92%
|
93%
|
94%
|
93%
|
93%
|
92%
|
90%
|
89%
|
90%
|
| UV | - | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | - | - |
Thursday (18 December 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 |
30%
|
30%
|
40%
|
40%
|
40%
|
50%
|
40%
|
50%
|
50%
|
50%
|
60%
|
60%
|
60%
|
60%
|
60%
|
70%
|
70%
|
70%
|
70%
|
60%
|
40%
|
30%
|
20%
|
20%
|
| Temperature (°C) |
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
9°
|
9°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
9°
|
9°
|
8°
|
8°
|
8°
|
| Feels like temperature (°C) |
8°
|
8°
|
8°
|
8°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
6°
|
6°
|
6°
|
5°
|
4°
|
4°
|
3°
|
| Wind direction and speed (mph) |
SSW
12
|
SSW
12
|
SSW
12
|
SSW
11
|
S
11
|
S
11
|
S
12
|
SSE
12
|
SSE
13
|
SSE
14
|
SSE
14
|
SSE
15
|
SSE
15
|
S
15
|
S
15
|
S
15
|
SSW
15
|
SSW
16
|
SSW
18
|
SW
19
|
WSW
20
|
WSW
20
|
WSW
21
|
WSW
21
|
| Wind gust (mph) |
18
|
17
|
16
|
16
|
17
|
18
|
18
|
18
|
20
|
21
|
21
|
20
|
20
|
18
|
19
|
19
|
21
|
21
|
24
|
25
|
25
|
27
|
27
|
25
|
| Visibility (description) |
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
| Humidity |
90%
|
89%
|
87%
|
88%
|
88%
|
87%
|
86%
|
89%
|
89%
|
87%
|
87%
|
87%
|
87%
|
87%
|
88%
|
89%
|
87%
|
87%
|
83%
|
84%
|
76%
|
75%
|
73%
|
72%
|
| UV | - | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | - | - |
Friday (19 December 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 |
20%
|
20%
|
20%
|
20%
|
10%
|
20%
|
10%
|
10%
|
20%
|
20%
|
20%
|
20%
|
20%
|
30%
|
30%
|
30%
|
30%
|
40%
|
40%
|
50%
|
50%
|
60%
|
60%
|
70%
|
| Temperature (°C) |
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
9°
|
10°
|
10°
|
10°
|
10°
|
9°
|
9°
|
10°
|
10°
|
10°
|
10°
|
9°
|
9°
|
| Feels like temperature (°C) |
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
4°
|
5°
|
6°
|
6°
|
6°
|
6°
|
5°
|
5°
|
5°
|
5°
|
6°
|
5°
|
5°
|
5°
|
| Wind direction and speed (mph) |
SW
21
|
SW
22
|
WSW
23
|
WSW
23
|
WSW
24
|
WSW
24
|
WSW
23
|
WSW
22
|
SW
21
|
SW
21
|
SW
22
|
SW
22
|
SW
22
|
SW
22
|
SW
22
|
SSW
23
|
SSW
23
|
SSW
23
|
SSW
24
|
SSW
25
|
SSW
25
|
SSW
25
|
SSW
25
|
SSW
25
|
| Wind gust (mph) |
26
|
28
|
28
|
29
|
29
|
29
|
29
|
30
|
29
|
31
|
32
|
31
|
32
|
32
|
30
|
32
|
32
|
30
|
33
|
33
|
36
|
37
|
38
|
35
|
| Visibility (description) |
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
73%
|
74%
|
74%
|
75%
|
75%
|
75%
|
73%
|
73%
|
73%
|
72%
|
72%
|
72%
|
73%
|
71%
|
72%
|
73%
|
75%
|
76%
|
78%
|
79%
|
80%
|
82%
|
83%
|
83%
|
| UV | - | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | - | - |
Saturday (20 December 2025)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
70%
|
70%
|
50%
|
40%
|
30%
|
30%
|
40%
|
40%
|
| Temperature (°C) |
9°
|
9°
|
8°
|
7°
|
8°
|
8°
|
6°
|
6°
|
| Feels like temperature (°C) |
5°
|
5°
|
4°
|
3°
|
4°
|
4°
|
2°
|
2°
|
| Wind direction and speed (mph) |
S
26
|
SSW
23
|
SSW
20
|
SSW
19
|
SW
17
|
SW
17
|
SW
16
|
WSW
16
|
| Wind gust (mph) |
42
|
38
|
30
|
28
|
24
|
21
|
21
|
19
|
| Visibility (description) |
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
84%
|
84%
|
79%
|
74%
|
72%
|
70%
|
73%
|
77%
|
| UV | - | - | - | 1 | 1 | 1 | - | - |
Sunday (21 December 2025)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
40%
|
30%
|
30%
|
30%
|
30%
|
20%
|
20%
|
20%
|
| Temperature (°C) |
6°
|
6°
|
5°
|
6°
|
8°
|
8°
|
6°
|
5°
|
| Feels like temperature (°C) |
2°
|
2°
|
1°
|
2°
|
5°
|
4°
|
2°
|
1°
|
| Wind direction and speed (mph) |
WSW
15
|
W
15
|
WNW
15
|
WNW
16
|
WNW
17
|
NW
17
|
N
15
|
N
14
|
| Wind gust (mph) |
18
|
15
|
16
|
17
|
19
|
18
|
16
|
15
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
76%
|
76%
|
78%
|
77%
|
78%
|
78%
|
78%
|
78%
|
| UV | - | - | - | 1 | 1 | 1 | - | - |
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WARNING
Flood warnings in force for Wales
Flood warnings in force for Wales
Wales weather forecast
Headline:
Very wet today with flooding possible, especially in the southwest.
Today:
A widely very wet day with the rain often heavy and persistent. Flooding is likely in places, more especially in the south and west where disruption to travel is most likely. Winds falling light or calm for most. Staying mild. Maximum temperature 11 °C.
Tonight:
Staying very wet for many this evening with further flooding and travel disruption possible. Gradually becoming drier overnight with pockets of ground frost and fog possible later. A colder night. Minimum temperature 2 °C.
Tuesday:
Any mist and fog clearing, then a dry and increasingly bright day with some sunshine developing for many of us. Not as mild, albeit with light winds for all. Maximum temperature 10 °C.
Outlook for Wednesday to Friday:
Turning windier on Wednesday with coastal gales and further rain at times, this likely heavy and persistent by Thursday. Bright and breezy on Friday with sunshine and isolated showers. Mild.
Updated: