Pen-y-Pass Youth Hostel (Gwynedd) weather

Forecast days

Cloudy changing to heavy rain by nighttime.
Sunrise iconSunrise:
Sunset iconSunset:
M UV
L Pollution
No pollen data.

7 day forecast for Pen-y-Pass Youth Hostel

Today (16 September 2025)
Time
19:00
20:00
21:00
22:00
23:00
Weather symbols Partly cloudy night Cloudy Cloudy Light rain Heavy rain
Chance of precipitation
40%
40%
40%
70%
≥95%
Temperature
11°
11°
11°
11°
11°
Feels like temperature (°C)
Wind direction and speed
WSW
11
WSW
10
WSW
9
SW
9
SW
10
Wind gust (mph)
21
19
20
21
22
Visibility
VG
VG
VG
VG
G
Humidity
91%
93%
93%
93%
96%
UV 1 - - - -
Wednesday (17 September 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 Heavy rain Heavy rain Heavy rain Heavy rain Heavy rain Heavy rain Heavy rain Heavy rain Heavy rain Light rain Light rain Light shower day Overcast Overcast Cloudy Cloudy Cloudy Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Mist
Chance of precipitation
≥95%
≥95%
≥95%
≥95%
≥95%
≥95%
≥95%
≥95%
≥95%
80%
70%
50%
40%
30%
20%
20%
30%
30%
30%
30%
30%
30%
40%
50%
Temperature (°C)
10°
10°
10°
11°
11°
12°
13°
14°
14°
14°
15°
15°
15°
15°
15°
15°
15°
14°
14°
13°
13°
13°
13°
13°
Feels like temperature (°C)
10°
11°
11°
11°
12°
12°
12°
12°
12°
11°
11°
11°
11°
10°
10°
10°
10°
Wind direction and speed (mph)
SSW
10
S
11
S
12
S
14
S
17
S
20
SSW
21
SW
20
SW
20
SW
20
SW
20
SW
20
SW
20
SW
20
SW
20
SW
20
SW
20
SW
18
SW
18
SW
17
SW
16
SW
16
SW
15
SW
14
Wind gust (mph)
21
23
25
28
35
41
42
41
39
37
37
36
38
37
37
37
37
35
33
31
30
29
28
27
Visibility (description)
M
P
P
P
P
P
P
P
P
P
P
P
P
G
VG
VG
E
E
VG
VG
VG
VG
G
M
Humidity
98%
99%
99%
99%
99%
99%
99%
99%
100%
100%
100%
100%
99%
97%
96%
95%
94%
95%
96%
97%
97%
98%
98%
98%
UV - - - - - - 1 1 1 1 1 2 2 3 2 2 1 1 1 1 - - - -
Thursday (18 September 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 Light rain Light rain Light rain Light rain Light rain Heavy rain Light rain Light rain Heavy rain Heavy rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain
Chance of precipitation
60%
70%
80%
80%
90%
80%
80%
90%
90%
90%
90%
80%
80%
80%
80%
80%
70%
70%
70%
70%
80%
80%
80%
80%
Temperature (°C)
13°
13°
13°
14°
14°
14°
14°
14°
14°
14°
15°
15°
15°
15°
15°
15°
15°
15°
15°
15°
15°
15°
15°
14°
Feels like temperature (°C)
10°
11°
11°
11°
11°
11°
11°
11°
11°
11°
11°
11°
11°
11°
12°
12°
12°
12°
12°
12°
12°
12°
11°
11°
Wind direction and speed (mph)
SW
14
SW
14
SW
14
SW
14
SW
15
SW
17
SW
18
SW
20
SW
21
SW
21
SW
21
SW
22
SW
22
SW
22
SW
22
SW
22
SW
21
SW
20
SW
20
SW
20
SW
19
SW
19
SSW
19
SSW
19
Wind gust (mph)
26
26
25
25
25
28
34
38
41
41
41
41
40
39
40
41
41
38
38
37
36
36
37
37
Visibility (description)
P
P
P
VP
VP
VP
VP
VP
VP
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
Humidity
99%
99%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
UV - - - - - - 1 1 1 1 1 1 2 2 1 1 1 1 1 1 - - - -
Friday (19 September 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 Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Heavy rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain
Chance of precipitation
70%
70%
60%
70%
70%
60%
70%
70%
60%
70%
60%
60%
60%
60%
70%
70%
70%
70%
70%
60%
60%
60%
60%
60%
Temperature (°C)
14°
14°
14°
14°
14°
14°
14°
13°
13°
14°
14°
14°
14°
14°
14°
14°
14°
13°
13°
13°
12°
12°
12°
12°
Feels like temperature (°C)
11°
11°
11°
11°
11°
11°
11°
11°
11°
11°
11°
12°
12°
12°
12°
12°
12°
12°
11°
11°
11°
11°
11°
10°
Wind direction and speed (mph)
SSW
19
SSW
19
SSW
19
SSW
19
SSW
18
SSW
19
SSW
18
SSW
17
SW
16
SW
15
SW
15
SW
14
SW
14
SW
14
SW
13
SW
13
SW
12
SW
11
SW
11
WSW
10
SW
8
SW
7
SW
7
WSW
7
Wind gust (mph)
35
36
36
36
36
36
35
32
27
26
24
23
23
25
22
21
19
17
15
15
15
14
14
15
Visibility (description)
P
M
M
M
M
M
M
M
M
M
M
M
M
G
M
M
M
G
G
G
M
M
M
M
Humidity
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
99%
99%
98%
97%
98%
97%
97%
97%
97%
96%
97%
97%
97%
97%
UV - - - - - - 1 1 1 1 1 2 2 1 2 1 1 1 1 1 - - - -
Saturday (20 September 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 Light rain Light rain Light rain Light rain Cloudy Light rain Light rain Light rain Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Light shower day Light shower day Light shower day Light shower night Light shower night Light shower night Light shower night Light shower night
Chance of precipitation
60%
60%
50%
50%
50%
50%
50%
50%
50%
40%
40%
40%
40%
50%
50%
50%
50%
60%
50%
60%
60%
60%
60%
50%
Temperature (°C)
12°
11°
11°
11°
11°
11°
10°
10°
10°
11°
11°
12°
12°
12°
13°
12°
12°
12°
11°
11°
10°
10°
Feels like temperature (°C)
10°
10°
10°
10°
10°
10°
11°
10°
10°
10°
Wind direction and speed (mph)
WSW
8
WSW
8
W
8
WNW
8
WNW
7
W
8
WNW
7
W
7
WNW
7
NW
8
NW
8
NW
9
NW
9
NW
10
NNW
10
NNW
10
NNW
11
NNW
11
N
11
N
11
N
11
NNE
11
NNE
12
NNE
12
Wind gust (mph)
15
15
14
14
14
13
12
13
13
14
16
17
17
18
19
19
20
20
21
21
21
23
21
23
Visibility (description)
G
M
G
G
G
VG
VG
VG
VG
VG
VG
VG
VG
E
E
E
VG
VG
VG
VG
VG
VG
VG
VG
Humidity
97%
96%
96%
95%
93%
94%
95%
95%
94%
92%
92%
88%
88%
87%
85%
84%
85%
88%
89%
91%
91%
91%
92%
92%
UV - - - - - - 1 1 1 1 2 2 2 2 2 2 1 1 1 1 - - - -
Sunday (21 September 2025)
Time
00:00
01:00
04:00
07:00
10:00
13:00
16:00
19:00
22:00
Weather symbols Light shower night Light shower night Partly cloudy night Sunny intervals Sunny intervals Cloudy Cloudy Cloudy Overcast
Chance of precipitation
50%
60%
50%
30%
30%
20%
20%
20%
10%
Temperature (°C)
10°
10°
Feels like temperature (°C)
Wind direction and speed (mph)
NNE
12
NNE
11
NNE
11
NNE
10
NNE
12
NNE
13
NNE
12
NE
8
NNE
6
Wind gust (mph)
24
26
25
30
31
30
28
19
15
Visibility (description)
G
G
G
VG
VG
VG
VG
VG
VG
Humidity
91%
91%
89%
84%
73%
64%
60%
69%
73%
UV - - - 1 2 3 1 1 -
Monday (22 September 2025)
Time
01:00
04:00
07:00
10:00
13:00
16:00
19:00
22:00
Weather symbols Overcast Cloudy Sunny intervals Cloudy Cloudy Sunny intervals Partly cloudy night Partly cloudy night
Chance of precipitation
10%
<5%
<5%
<5%
<5%
<5%
<5%
10%
Temperature (°C)
11°
11°
Feels like temperature (°C)
Wind direction and speed (mph)
NNE
6
NE
5
NE
5
NE
8
NE
10
NE
9
NE
6
NE
4
Wind gust (mph)
11
9
12
19
20
18
9
5
Visibility (description)
VG
VG
VG
VG
VG
VG
VG
G
Humidity
76%
79%
82%
66%
60%
60%
75%
85%
UV - - 1 2 4 1 1 -

UK video forecast

Pen-y-Pass Youth Hostel weather map

View the weather with our interactive map

Loading map...
WARNING
Flood alerts icon
Flood alerts in force for Wales
Flood alerts in force for Wales

Wales weather forecast

Headline:

Remaining changeable with rain tonight.

This Evening and Tonight:

Cloudy this evening then turning increasingly wet and windy overnight with a band of heavy and persistent rain pushing eastwards. Rain most persistent over the mountains, with flooding possible. Mild overnight. Minimum temperature 11 °C.

Wednesday:

Heavy, persistent rain clearing eastwards through the morning, though remaining cloudy with outbreaks of patchy rain and drizzle throughout the day, turning heavy at times over the hills. Breezy. Maximum temperature 18 °C.

Outlook for Thursday to Saturday:

Remaining changeable with showers or longer spells of rain at times, though brighter interludes are possible. Often breezy. A little milder and more humid by the end of the week.

Updated:

UK long range weather forecast

More from the Met Office