Porthmadog weather live forecast

Today's maximum temperature in Porthmadog is expected to be 45°F. Select a day from the live weather forecast for Porthmadog, Wales, UK for more weather parameters.

Tuesday
3rd Feb
45

37

0

0
Wednesday
4th Feb
48

41

4

0
Thursday
5th Feb
46

39

1

0
Friday
6th Feb
45

37

1

0
Saturday
7th Feb
50

41

2

1

5-day weather forecast updated at 04:04 on Tuesday 3rd February 2026 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 Tuesday 3rd February 2026

Expect mostly cloudy with rain in Porthmadog, Wales with a maximum temperature of 45°F and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 78% chance of some rain and a fresh breeze of 22 mph from the east.

45
°F maximum temperature
37
°F minimum temperature
mostly cloudy with rain
0
hours of sunshine
0
UV index (None)
78
% chance of some rain
<20
mm of rainfall expected
36
°F wind chill
22
mph wind from E

Porthmadog weather for Wednesday 4th February 2026

Expect broken clouds in Porthmadog, Wales with a maximum temperature of 48°F and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 12 mph from the east.

48
°F maximum temperature
41
°F minimum temperature
broken clouds
4
hours of sunshine
0
UV index (None)
0
mm of rainfall expected
43
°F wind chill
12
mph wind from E

Porthmadog weather for Thursday 5th February 2026

Expect mostly cloudy with light rain in Porthmadog, Wales with a maximum temperature of 46°F and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a strong breeze of 25 mph from the east.

46
°F maximum temperature
39
°F minimum temperature
mostly cloudy with light rain
1
hour of sunshine
0
UV index (None)
25
% chance of some rain
<2
mm of rainfall expected
37
°F wind chill
25
mph wind from E

Porthmadog weather for Friday 6th February 2026

Expect mostly cloudy with rain in Porthmadog, Wales with a maximum temperature of 45°F and 1 hour of bright sunshine. There are 10-20 mm of rainfall expected with 53% chance of some rain and a strong breeze of 24 mph from the east.

45
°F maximum temperature
37
°F minimum temperature
mostly cloudy with rain
1
hour of sunshine
0
UV index (None)
53
% chance of some rain
<20
mm of rainfall expected
36
°F wind chill
24
mph wind from E

Porthmadog weather for Saturday 7th February 2026

Expect mostly cloudy with light rain in Porthmadog, Wales with a maximum temperature of 50°F, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 43% chance of some rain and a moderate breeze of 14 mph from the east.