Harlech (Gwynedd) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 14° Celsius;
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 14° Celsius; -
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 13° Celsius; -
Maximum daytime temperature: 17° Celsius; Minimum nighttime temperature: 11° Celsius;
Maximum daytime temperature: 17° Celsius; Minimum nighttime temperature: 11° Celsius;
-
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 9° Celsius;
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 9° Celsius; -
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 11° Celsius;
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 11° Celsius;
-
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 14° Celsius;
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 14° Celsius;
-
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 14° Celsius;
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 14° Celsius;
Sunny intervals changing to cloudy by lunchtime.
Sunrise:
Sunset:
Next high tide: for
Harlech (Beach)
7 day forecast for Harlech
Today (4 July 2025)
| Time |
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%
|
20%
|
60%
|
80%
|
≥95%
|
≥95%
|
≥95%
|
≥95%
|
≥95%
|
90%
|
90%
|
| Temperature |
15°
|
16°
|
16°
|
17°
|
17°
|
17°
|
16°
|
16°
|
16°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
| Feels like temperature (°C) |
13°
|
13°
|
13°
|
13°
|
13°
|
12°
|
12°
|
12°
|
12°
|
11°
|
11°
|
11°
|
11°
|
11°
|
11°
|
| Wind direction and speed |
SW
15
|
SW
17
|
SW
19
|
SW
20
|
SW
21
|
SW
22
|
SW
23
|
SW
23
|
SW
23
|
SW
22
|
SW
22
|
SW
23
|
SW
24
|
SW
24
|
SW
23
|
| Wind gust (mph) |
31
|
34
|
36
|
37
|
39
|
41
|
43
|
43
|
42
|
41
|
41
|
42
|
41
|
41
|
39
|
| Visibility |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
P
|
P
|
P
|
M
|
M
|
M
|
| Humidity |
80%
|
76%
|
76%
|
76%
|
76%
|
78%
|
80%
|
81%
|
84%
|
86%
|
89%
|
92%
|
93%
|
93%
|
95%
|
| UV | 3 | 4 | 5 | 6 | 5 | 4 | 3 | 3 | 1 | 1 | 1 | 1 | 1 | - | - |
Saturday (5 July 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 |
90%
|
70%
|
70%
|
70%
|
70%
|
70%
|
70%
|
70%
|
70%
|
60%
|
60%
|
60%
|
50%
|
40%
|
40%
|
30%
|
20%
|
20%
|
20%
|
20%
|
20%
|
30%
|
40%
|
40%
|
| Temperature (°C) |
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
16°
|
16°
|
16°
|
16°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
16°
|
16°
|
16°
|
16°
|
| Feels like temperature (°C) |
11°
|
11°
|
11°
|
12°
|
12°
|
12°
|
12°
|
13°
|
13°
|
14°
|
14°
|
14°
|
14°
|
14°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
14°
|
14°
|
| Wind direction and speed (mph) |
SW
22
|
SW
22
|
SW
21
|
SW
20
|
WSW
18
|
WSW
17
|
WSW
15
|
WSW
14
|
WSW
14
|
SW
14
|
SW
14
|
SW
15
|
SW
15
|
SW
15
|
SW
15
|
SW
15
|
SW
14
|
SW
13
|
SW
12
|
SW
12
|
SSW
11
|
SW
11
|
SW
11
|
SW
10
|
| Wind gust (mph) |
39
|
37
|
36
|
33
|
31
|
29
|
28
|
27
|
26
|
26
|
26
|
27
|
27
|
27
|
28
|
27
|
26
|
26
|
25
|
24
|
24
|
25
|
23
|
22
|
| Visibility (description) |
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
E
|
E
|
E
|
E
|
E
|
E
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
95%
|
96%
|
96%
|
96%
|
96%
|
96%
|
96%
|
96%
|
96%
|
95%
|
95%
|
94%
|
93%
|
91%
|
90%
|
89%
|
89%
|
91%
|
92%
|
93%
|
93%
|
95%
|
95%
|
94%
|
| UV | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 2 | 3 | 3 | 3 | 3 | 2 | 3 | 1 | 1 | 1 | 1 | 1 | - | - |
Sunday (6 July 2025)
| Time |
00:00
|
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
 |
|
|
 |
| Chance of precipitation |
30%
|
40%
|
80%
|
80%
|
70%
|
70%
|
60%
|
50%
|
50%
|
| Temperature (°C) |
16°
|
15°
|
15°
|
14°
|
14°
|
15°
|
16°
|
16°
|
14°
|
| Feels like temperature (°C) |
14°
|
14°
|
13°
|
12°
|
12°
|
13°
|
14°
|
14°
|
12°
|
| Wind direction and speed (mph) |
WSW
10
|
WSW
10
|
W
10
|
W
11
|
WNW
12
|
WNW
14
|
WNW
13
|
NW
12
|
NW
9
|
| Wind gust (mph) |
23
|
23
|
25
|
26
|
26
|
27
|
26
|
23
|
20
|
| Visibility (description) |
VG
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
| Humidity |
92%
|
91%
|
87%
|
87%
|
82%
|
76%
|
75%
|
78%
|
85%
|
| UV | - | - | - | 1 | 3 | 4 | 4 | 1 | - |
Monday (7 July 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
 |
|
 |
| Chance of precipitation |
40%
|
30%
|
40%
|
30%
|
10%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
13°
|
12°
|
12°
|
14°
|
16°
|
17°
|
17°
|
13°
|
| Feels like temperature (°C) |
11°
|
10°
|
10°
|
11°
|
13°
|
14°
|
14°
|
12°
|
| Wind direction and speed (mph) |
NNW
10
|
NNW
10
|
NNW
11
|
NNW
14
|
NNW
16
|
NNW
15
|
NNW
11
|
NNW
6
|
| Wind gust (mph) |
22
|
29
|
33
|
33
|
34
|
30
|
20
|
12
|
| Visibility (description) |
E
|
E
|
E
|
E
|
E
|
E
|
E
|
E
|
| Humidity |
85%
|
83%
|
79%
|
72%
|
63%
|
56%
|
58%
|
78%
|
| UV | - | - | 1 | 4 | 7 | 4 | 1 | - |
Tuesday (8 July 2025)
| Time |
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%
|
<5%
|
<5%
|
<5%
|
10%
|
| Temperature (°C) |
11°
|
10°
|
12°
|
15°
|
16°
|
17°
|
16°
|
13°
|
| Feels like temperature (°C) |
11°
|
10°
|
12°
|
14°
|
15°
|
15°
|
15°
|
13°
|
| Wind direction and speed (mph) |
NNE
4
|
NE
4
|
N
4
|
WNW
8
|
W
10
|
WSW
10
|
SW
7
|
SSW
5
|
| Wind gust (mph) |
8
|
7
|
18
|
20
|
20
|
17
|
11
|
6
|
| Visibility (description) |
E
|
VG
|
VG
|
E
|
E
|
VG
|
VG
|
G
|
| Humidity |
85%
|
88%
|
83%
|
67%
|
66%
|
66%
|
74%
|
92%
|
| UV | - | - | 1 | 4 | 7 | 4 | 1 | - |
Wednesday (9 July 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
10%
|
10%
|
| Temperature (°C) |
13°
|
13°
|
14°
|
16°
|
18°
|
18°
|
17°
|
15°
|
| Feels like temperature (°C) |
12°
|
12°
|
14°
|
15°
|
16°
|
17°
|
16°
|
15°
|
| Wind direction and speed (mph) |
S
5
|
S
4
|
SSW
5
|
SW
6
|
SW
10
|
SW
11
|
SW
10
|
SW
7
|
| Wind gust (mph) |
5
|
6
|
11
|
16
|
17
|
15
|
12
|
8
|
| Visibility (description) |
G
|
M
|
M
|
G
|
G
|
G
|
G
|
G
|
| Humidity |
97%
|
99%
|
96%
|
92%
|
87%
|
85%
|
89%
|
96%
|
| UV | - | - | 1 | 3 | 6 | 3 | 1 | - |
Thursday (10 July 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
20%
|
20%
|
10%
|
10%
|
10%
|
10%
|
10%
|
| Temperature (°C) |
15°
|
15°
|
15°
|
17°
|
18°
|
19°
|
18°
|
16°
|
| Feels like temperature (°C) |
14°
|
14°
|
15°
|
16°
|
17°
|
17°
|
17°
|
15°
|
| Wind direction and speed (mph) |
SW
7
|
SW
6
|
SW
6
|
SW
9
|
SW
11
|
SW
11
|
SW
10
|
SSW
7
|
| Wind gust (mph) |
8
|
9
|
12
|
15
|
16
|
15
|
10
|
8
|
| Visibility (description) |
M
|
M
|
M
|
G
|
G
|
G
|
G
|
G
|
| Humidity |
98%
|
99%
|
97%
|
91%
|
84%
|
82%
|
86%
|
96%
|
| UV | - | - | 1 | 3 | 5 | 4 | 1 | - |
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Wales weather forecast
Headline:
Increasingly cloudy and breezy with rain this weekend.
Today:
Some early sunshine, before turning increasingly cloudy through the day. Mostly dry, though spells of rain spreading into Anglesey later in the afternoon and becoming breezy in the northwest too. Maximum temperature 21 °C.
Tonight:
Rain spreading across the country, turning heavy and persistent over the hills for a time. Misty and murky around coasts and higher ground. Breezy and mild. Minimum temperature 13 °C.
Saturday:
Damp and grey for much of Saturday with outbreaks of rain and perhaps some heavier showers. Chance of some brighter breaks in the east. Breezy but feeling humid. Maximum temperature 20 °C.
Outlook for Sunday to Tuesday:
Turning fresher from Sunday. Bright and breezy to end the weekend with scattered showers, these becoming less frequent into next week with more sunny spells emerging. Winds easing by Tuesday.
Updated: