Porthmadog (Gwynedd) last 24 hours weather
Wednesday (20 August 2025)
| 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 symbol |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Temperature
°C
|
|||||||||||||||
| Temperature in degrees Celsius |
12.8°
|
12.9°
|
12.6°
|
13.4°
|
13.8°
|
14.1°
|
14.2°
|
14.8°
|
14.8°
|
14.8°
|
14.8°
|
14.7°
|
13.9°
|
14.0°
|
13.9°
|
|
Wind direction and speed
mph
|
|||||||||||||||
| Wind direction and speed in miles per hour |
NE
15
|
ENE
15
|
NE
16
|
ENE
14
|
NE
12
|
NE
16
|
ENE
15
|
NE
13
|
NE
12
|
NE
11
|
NE
11
|
NE
11
|
NNE
11
|
NNE
9
|
ENE
9
|
| Wind gust in miles per hour | 22 | 20 | 22 | 25 | 20 | 20 | 20 | 20 | 18 | 20 | 18 | 16 | 16 | 16 | 13 |
|
Visibility
|
|||||||||||||||
| Visibility | VG | VG | M | E | VG | VG | VG | E | E | VG | E | E | VG | VG | E |
| Humidity | 87% | 87% | 91% | 82% | 77% | 75% | 72% | 68% | 68% | 68% | 68% | 68% | 76% | 77% | 72% |
| Pressure in hectopascals | 1,021 | 1,021 | 1,021 | 1,021 | 1,021 | 1,021 | 1,021 | 1,020 | 1,020 | 1,020 | 1,020 | 1,020 | 1,020 | 1,020 | 1,020 |
Thursday (21 August 2025)
| 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 symbol |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Temperature
°C
|
||||||||||||||||||||||||
| Temperature in degrees Celsius |
13.4°
|
13.1°
|
12.1°
|
9.8°
|
9.0°
|
7.2°
|
7.3°
|
8.2°
|
11.1°
|
12.3°
|
13.5°
|
13.7°
|
15.5°
|
15.5°
|
16.6°
|
16.3°
|
17.1°
|
16.5°
|
15.5°
|
14.8°
|
13.0°
|
11.5°
|
9.0°
|
7.2°
|
|
Wind direction and speed
mph
|
||||||||||||||||||||||||
| Wind direction and speed in miles per hour |
ENE
8
|
ENE
9
|
ENE
8
|
E
5
|
ENE
3
|
N
0
|
NE
2
|
ENE
2
|
ENE
7
|
ENE
11
|
ENE
14
|
E
14
|
ENE
13
|
ENE
18
|
ENE
14
|
ENE
11
|
NE
11
|
NE
11
|
NE
12
|
NE
10
|
NNE
7
|
NE
4
|
N
1
|
W
2
|
| Wind gust in miles per hour | 13 | 13 | 11 | 9 | 7 | 4 | 2 | 7 | 9 | 16 | 18 | 22 | 22 | 25 | 25 | 20 | 18 | 20 | 20 | 18 | 13 | 11 | 7 | 2 |
|
Visibility
|
||||||||||||||||||||||||
| Visibility | VG | VG | VG | VG | VG | G | VG | VG | VG | VG | VG | E | E | E | E | E | E | E | E | VG | VG | VG | G | M |
| Humidity | 73% | 73% | 74% | 82% | 86% | 91% | 93% | 91% | 78% | 70% | 66% | 64% | 57% | 56% | 54% | 54% | 55% | 56% | 60% | 63% | 72% | 77% | 86% | 91% |
| Pressure in hectopascals | 1,020 | 1,021 | 1,021 | 1,021 | 1,021 | 1,021 | 1,021 | 1,021 | 1,021 | 1,021 | 1,021 | 1,021 | 1,021 | 1,021 | 1,021 | 1,021 | 1,021 | 1,022 | 1,022 | 1,022 | 1,022 | 1,023 | 1,024 | 1,024 |
Friday (22 August 2025)
| 00:00 | 01:00 | 02:00 | 03:00 | 04:00 | 05:00 | 06:00 | 07:00 | 08:00 | |
|---|---|---|---|---|---|---|---|---|---|
| Weather symbol |
|
|
|
|
|
|
|
|
|
|
Temperature
°C
|
|||||||||
| Temperature in degrees Celsius |
6.6°
|
5.5°
|
5.8°
|
5.2°
|
5.5°
|
6.5°
|
7.6°
|
8.4°
|
9.9°
|
|
Wind direction and speed
mph
|
|||||||||
| Wind direction and speed in miles per hour |
N
0
|
N
0
|
WSW
2
|
N
0
|
N
0
|
WSW
2
|
W
2
|
N
0
|
N
0
|
| Wind gust in miles per hour | 2 | 4 | 4 | 2 | 2 | 2 | 2 | 2 | 4 |
|
Visibility
|
|||||||||
| Visibility | VG | VG | VG | VG | VG | VG | E | E | E |
| Humidity | 95% | 96% | 98% | 97% | 98% | 98% | 96% | 92% | 92% |
| Pressure in hectopascals | 1,024 | 1,024 | 1,024 | 1,024 | 1,024 | 1,023 | 1,023 | 1,023 | 1,023 |
Porthmadog weather map
View the weather with our interactive map
Loading map…
Location Details
Location: 52.928, -4.132
Altitude:
9m above sea level