Porthmadog weather live forecast

Today's maximum temperature in Porthmadog is expected to be 7°C. Select a day from the live weather forecast for Porthmadog, Wales, UK for more weather parameters.

Wednesday
24th Dec
7

3

3

0
Thursday
25th Dec
6

2

5

0
Friday
26th Dec
5

1

7

0
Saturday
27th Dec
7

4

4

0
Sunday
28th Dec
6

3

3

0

5-day weather forecast updated at 04:04 on Wednesday 24th December 2025 GMT

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The 5-day weather forecast for Wales (Porthmadog) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Porthmadog weather forecast by day

Below are the detailed weather forecasts for Porthmadog for the next 5 days.

Porthmadog weather for Wednesday 24th December 2025

Expect scattered clouds in Porthmadog, Wales with a maximum temperature of 7°C and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 32 kph from the east.

7
°C maximum temperature
3
°C minimum temperature
scattered clouds
3
hours of sunshine
0
UV index (None)
0
mm of rainfall expected
3
°C wind chill
32
kph wind from E

Porthmadog weather for Thursday 25th December 2025

Expect scattered clouds in Porthmadog, Wales with a maximum temperature of 6°C and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a strong breeze of 40 kph from the north-east.

6
°C maximum temperature
2
°C minimum temperature
scattered clouds
5
hours of sunshine
0
UV index (None)
0
mm of rainfall expected
0
°C wind chill
40
kph wind from NE

Porthmadog weather for Friday 26th December 2025

Expect scattered clouds in Porthmadog, Wales with a maximum temperature of 5°C and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 30 kph from the east.

5
°C maximum temperature
1
°C minimum temperature
scattered clouds
7
hours of sunshine
0
UV index (None)
0
mm of rainfall expected
0
°C wind chill
30
kph wind from E

Porthmadog weather for Saturday 27th December 2025

Expect broken clouds in Porthmadog, Wales with a maximum temperature of 7°C and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 29 kph from the east.

7
°C maximum temperature
4
°C minimum temperature
broken clouds
4
hours of sunshine
0
UV index (None)
0
mm of rainfall expected
3
°C wind chill
29
kph wind from E

Porthmadog weather for Sunday 28th December 2025

Expect broken clouds in Porthmadog, Wales with a maximum temperature of 6°C and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the east.