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 moreCaernarfon (Gwynedd) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 10° Celsius; Minimum nighttime temperature: 7° Celsius;
Maximum daytime temperature: 10° Celsius; Minimum nighttime temperature: 7° Celsius; -
Maximum daytime temperature: 11° Celsius; Minimum nighttime temperature: 8° Celsius;
Maximum daytime temperature: 11° Celsius; Minimum nighttime temperature: 8° Celsius; -
Maximum daytime temperature: 11° Celsius; Minimum nighttime temperature: 8° Celsius;
Maximum daytime temperature: 11° Celsius; Minimum nighttime temperature: 8° Celsius;
-
Maximum daytime temperature: 11° Celsius; Minimum nighttime temperature: 7° Celsius;
Maximum daytime temperature: 11° 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: 7° Celsius; Minimum nighttime temperature: 1° Celsius;
Maximum daytime temperature: 7° Celsius; Minimum nighttime temperature: 1° Celsius; -
Maximum daytime temperature: 7° Celsius; Minimum nighttime temperature: 2° Celsius;
Maximum daytime temperature: 7° Celsius; Minimum nighttime temperature: 2° Celsius;
Amber weather warning.
Sunrise:
Sunset:
L UV
L Pollution
No pollen data.
7 day forecast for Caernarfon
Today (8 February 2026)
| Time |
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 |
50%
|
40%
|
50%
|
70%
|
90%
|
70%
|
60%
|
50%
|
50%
|
70%
|
80%
|
90%
|
80%
|
70%
|
80%
|
80%
|
60%
|
60%
|
| Temperature |
8°
|
8°
|
8°
|
8°
|
8°
|
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
| Feels like temperature (°C) |
5°
|
6°
|
5°
|
6°
|
6°
|
6°
|
6°
|
7°
|
7°
|
7°
|
7°
|
6°
|
6°
|
6°
|
6°
|
6°
|
5°
|
5°
|
| Wind direction and speed |
S
7
|
S
7
|
S
7
|
S
8
|
S
9
|
S
10
|
S
11
|
S
11
|
S
10
|
S
9
|
S
8
|
S
7
|
SSE
6
|
SSE
6
|
SSE
6
|
SSE
6
|
SSE
7
|
SSE
8
|
| Wind gust (mph) |
14
|
14
|
15
|
18
|
19
|
21
|
21
|
20
|
19
|
18
|
18
|
17
|
17
|
17
|
18
|
18
|
18
|
19
|
| Visibility |
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
VG
|
VG
|
| Humidity |
93%
|
94%
|
94%
|
93%
|
92%
|
91%
|
87%
|
85%
|
85%
|
83%
|
84%
|
86%
|
88%
|
88%
|
88%
|
88%
|
87%
|
87%
|
| UV | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | - |
Monday (9 February 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 |
60%
|
60%
|
60%
|
60%
|
60%
|
60%
|
50%
|
60%
|
60%
|
50%
|
60%
|
70%
|
70%
|
70%
|
80%
|
70%
|
70%
|
80%
|
80%
|
80%
|
70%
|
70%
|
60%
|
50%
|
| Temperature (°C) |
8°
|
8°
|
8°
|
7°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
9°
|
9°
|
10°
|
10°
|
10°
|
10°
|
10°
|
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
| Feels like temperature (°C) |
5°
|
5°
|
5°
|
5°
|
6°
|
5°
|
6°
|
5°
|
6°
|
6°
|
7°
|
7°
|
8°
|
8°
|
8°
|
8°
|
8°
|
7°
|
7°
|
7°
|
6°
|
6°
|
6°
|
7°
|
| Wind direction and speed (mph) |
SSE
8
|
SSE
8
|
S
8
|
SSE
7
|
SSE
7
|
SSE
8
|
SSE
8
|
SSE
7
|
SE
7
|
SE
7
|
SE
7
|
SE
8
|
SE
8
|
SE
8
|
SE
8
|
SE
8
|
ESE
8
|
ESE
8
|
ESE
9
|
ESE
9
|
ESE
10
|
ESE
10
|
ESE
10
|
SE
9
|
| Wind gust (mph) |
18
|
19
|
19
|
18
|
19
|
19
|
19
|
20
|
19
|
20
|
20
|
21
|
22
|
21
|
23
|
23
|
25
|
25
|
22
|
23
|
23
|
23
|
21
|
20
|
| Visibility (description) |
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
89%
|
89%
|
90%
|
91%
|
90%
|
88%
|
86%
|
87%
|
86%
|
85%
|
83%
|
78%
|
76%
|
75%
|
75%
|
76%
|
78%
|
81%
|
84%
|
84%
|
85%
|
85%
|
85%
|
86%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | - |
Tuesday (10 February 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 |
60%
|
50%
|
50%
|
30%
|
40%
|
50%
|
50%
|
40%
|
40%
|
50%
|
60%
|
60%
|
70%
|
70%
|
70%
|
60%
|
60%
|
50%
|
50%
|
50%
|
60%
|
60%
|
60%
|
60%
|
| Temperature (°C) |
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
9°
|
10°
|
9°
|
10°
|
9°
|
9°
|
| Feels like temperature (°C) |
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
7°
|
8°
|
7°
|
8°
|
8°
|
8°
|
| Wind direction and speed (mph) |
SE
8
|
SE
8
|
SSE
8
|
S
8
|
S
8
|
SSE
8
|
S
8
|
S
8
|
S
8
|
SSE
7
|
SSE
7
|
SSE
8
|
S
8
|
SSE
8
|
S
9
|
S
10
|
SSE
10
|
S
9
|
S
9
|
S
9
|
S
9
|
S
8
|
S
8
|
S
7
|
| Wind gust (mph) |
20
|
19
|
19
|
19
|
17
|
18
|
18
|
19
|
19
|
19
|
21
|
22
|
22
|
22
|
22
|
23
|
22
|
21
|
20
|
19
|
19
|
19
|
18
|
18
|
| Visibility (description) |
VG
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
G
|
VG
|
VG
|
G
|
VG
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
M
|
| Humidity |
86%
|
88%
|
90%
|
91%
|
91%
|
92%
|
93%
|
93%
|
92%
|
89%
|
86%
|
86%
|
85%
|
86%
|
86%
|
89%
|
92%
|
93%
|
95%
|
95%
|
95%
|
95%
|
95%
|
95%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | - |
Wednesday (11 February 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 |
60%
|
50%
|
50%
|
50%
|
60%
|
60%
|
60%
|
60%
|
60%
|
60%
|
60%
|
70%
|
70%
|
60%
|
60%
|
50%
|
50%
|
60%
|
60%
|
50%
|
50%
|
50%
|
50%
|
50%
|
| Temperature (°C) |
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
10°
|
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
9°
|
| Feels like temperature (°C) |
7°
|
8°
|
7°
|
7°
|
8°
|
7°
|
7°
|
7°
|
7°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
7°
|
8°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
7°
|
| Wind direction and speed (mph) |
S
8
|
S
8
|
S
8
|
SSW
7
|
SSW
7
|
S
7
|
SSW
7
|
SSW
8
|
SSW
8
|
SSW
8
|
SSW
9
|
SW
9
|
SW
9
|
SW
9
|
SW
10
|
SW
9
|
SW
9
|
SW
8
|
SSW
8
|
SSW
7
|
SSW
7
|
SW
7
|
SW
7
|
SSW
7
|
| Wind gust (mph) |
19
|
19
|
17
|
18
|
16
|
17
|
17
|
18
|
20
|
21
|
22
|
22
|
22
|
22
|
22
|
21
|
21
|
21
|
20
|
19
|
18
|
17
|
17
|
16
|
| Visibility (description) |
G
|
M
|
M
|
G
|
M
|
M
|
G
|
M
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
M
|
| Humidity |
96%
|
96%
|
96%
|
95%
|
96%
|
96%
|
96%
|
96%
|
95%
|
94%
|
93%
|
92%
|
92%
|
92%
|
92%
|
91%
|
92%
|
93%
|
93%
|
94%
|
94%
|
93%
|
94%
|
94%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | - |
Thursday (12 February 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 |
40%
|
40%
|
40%
|
50%
|
50%
|
50%
|
60%
|
60%
|
50%
|
50%
|
50%
|
50%
|
50%
|
50%
|
60%
|
60%
|
60%
|
60%
|
70%
|
70%
|
70%
|
70%
|
70%
|
60%
|
| Temperature (°C) |
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
8°
|
9°
|
9°
|
9°
|
9°
|
8°
|
8°
|
8°
|
8°
|
7°
|
7°
|
7°
|
6°
|
6°
|
| Feels like temperature (°C) |
7°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
6°
|
5°
|
5°
|
5°
|
4°
|
4°
|
4°
|
| Wind direction and speed (mph) |
SW
7
|
SW
6
|
SSW
6
|
SW
6
|
SW
6
|
SSW
6
|
SW
6
|
WSW
6
|
WSW
6
|
WSW
7
|
WSW
8
|
WSW
9
|
WSW
9
|
W
10
|
W
10
|
W
10
|
WSW
9
|
WSW
8
|
SW
8
|
WSW
7
|
W
7
|
W
7
|
WNW
7
|
WNW
8
|
| Wind gust (mph) |
16
|
15
|
15
|
16
|
17
|
18
|
18
|
16
|
16
|
19
|
20
|
22
|
22
|
25
|
25
|
22
|
22
|
21
|
21
|
21
|
22
|
23
|
23
|
23
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
VG
|
VG
|
G
|
G
|
G
|
G
|
| Humidity |
93%
|
93%
|
93%
|
94%
|
94%
|
94%
|
94%
|
94%
|
94%
|
92%
|
90%
|
87%
|
86%
|
86%
|
86%
|
86%
|
88%
|
90%
|
91%
|
92%
|
92%
|
92%
|
92%
|
92%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | - |
Friday (13 February 2026)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
|
|
|
|
|
|
|
| Chance of precipitation |
50%
|
50%
|
50%
|
40%
|
30%
|
40%
|
40%
|
30%
|
| Temperature (°C) |
6°
|
5°
|
5°
|
5°
|
6°
|
6°
|
5°
|
4°
|
| Feels like temperature (°C) |
3°
|
2°
|
1°
|
1°
|
2°
|
2°
|
1°
|
0°
|
| Wind direction and speed (mph) |
NW
8
|
NNW
8
|
NNE
9
|
NNE
10
|
NNE
13
|
NNE
12
|
NNE
9
|
NE
9
|
| Wind gust (mph) |
20
|
20
|
22
|
26
|
27
|
25
|
19
|
18
|
| Visibility (description) |
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
G
|
| Humidity |
92%
|
92%
|
91%
|
92%
|
78%
|
73%
|
82%
|
85%
|
| UV | - | - | - | 1 | 1 | 1 | - | - |
Saturday (14 February 2026)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
 |
|
| Chance of precipitation |
30%
|
20%
|
20%
|
10%
|
10%
|
10%
|
10%
|
10%
|
| Temperature (°C) |
3°
|
2°
|
2°
|
4°
|
6°
|
7°
|
4°
|
3°
|
| Feels like temperature (°C) |
0°
|
-1°
|
-1°
|
1°
|
3°
|
4°
|
2°
|
1°
|
| Wind direction and speed (mph) |
NE
7
|
NNE
7
|
NNE
7
|
NE
6
|
NNE
9
|
N
9
|
N
6
|
SW
5
|
| Wind gust (mph) |
16
|
15
|
14
|
18
|
21
|
17
|
12
|
11
|
| Visibility (description) |
G
|
G
|
G
|
VG
|
G
|
VG
|
VG
|
VG
|
| Humidity |
88%
|
87%
|
88%
|
84%
|
63%
|
61%
|
81%
|
85%
|
| UV | - | - | - | 1 | 1 | 1 | - | - |
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WARNING
Flood alerts in force for Wales
Flood alerts in force for Wales
Wales weather forecast
Headline:
Heavy showers for some today, further rain this week.
Today:
Any mist and fog soon clearing with showers quickly developing, these heavy at times and becoming increasingly frequent during the afternoon. Light southerly winds and feeling mild. Maximum temperature 10 °C.
Tonight:
Scattered heavy showers this evening, these perhaps merging to give longer spells of rain at times overnight. Turning a little chilly under any clear spells but staying frost free. Minimum temperature 4 °C.
Monday:
Cloudy with periods of rain, most persistent and heaviest in western areas. Drier periods are possible too, with perhaps the odd brighter moment. Becoming breezy in the south. Maximum temperature 9 °C.
Outlook for Tuesday to Thursday:
Unsettled and often wet with further rain or showers, heavy and prolonged at times, giving the risk of further flooding in places. Breezy at times and staying rather mild.
Updated:
Nearest forecasts
- Menai Strait 1.4 miles
- Greenwood Forest Park (Y Felinheli) 4.5 miles
- Dinas Dinlle (Morfa Dinlle) (Beach) 4.6 miles
- Llanddwyn (Newborough) 4.7 miles
- Plas Newydd (Anglesey) 4.9 miles
- Penygroes 5.9 miles
- Llanberis Youth Hostel 6.1 miles
- Llanberis 6.2 miles
- Electric Mountain Llanberis 6.4 miles
- Llanfairpwll 6.5 miles
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