Porthmadog weather live forecast

Today's maximum temperature in Porthmadog is expected to be 55°F. Select a day from the live weather forecast for Porthmadog, Wales, UK for more weather parameters.

• Thursday
  30th Oct
  55
  46
  
  0
  0
• Friday
  31st Oct
  55
  54
  
  2
  0
• Saturday
  1st Nov
  54
  46
  
  4
  1
• Sunday
  2nd Nov
  52
  45
  
  3
  1
• Monday
  3rd Nov
  57
  54
  
  0
  1

5-day weather forecast updated at 04:04 on Thursday 30th October 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 Thursday 30th October 2025

Expect mostly cloudy with rain in Porthmadog, Wales with a maximum temperature of 55°F and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 94% chance of some rain and a strong breeze of 25 mph from the south.

• 55
  °F maximum temperature
• 46
  °F minimum temperature
• 
  mostly cloudy with rain
• 0
  hours of sunshine
• 0
  UV index (None)
• 94
  % chance of some rain
• <20
  mm of rainfall expected
• 55
  °F wind chill
• 25
  mph wind from S

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Porthmadog weather for Friday 31st October 2025

Expect mostly cloudy with rain in Porthmadog, Wales with a maximum temperature of 55°F and 2 hours of bright sunshine. There are 5-10 mm of rainfall expected with 99% chance of some rain and a strong breeze of 25 mph from the south.

• 55
  °F maximum temperature
• 54
  °F minimum temperature
• 
  mostly cloudy with rain
• 2
  hours of sunshine
• 0
  UV index (None)
• 99
  % chance of some rain
• <10
  mm of rainfall expected
• 0
  no heat & humidity
• 25
  mph wind from S

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Porthmadog weather for Saturday 1st November 2025

Expect sunshine and showers in Porthmadog, Wales with a maximum temperature of 54°F, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 83% chance of some rain and a fresh breeze of 22 mph from the south-west.

• 54
  °F maximum temperature
• 46
  °F minimum temperature
• 
  sunshine and showers
• 4
  hours of sunshine
• 1
  UV index (Low)
• 83
  % chance of some rain
• <20
  mm of rainfall expected
• 54
  °F wind chill
• 22
  mph wind from SW

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Porthmadog weather for Sunday 2nd November 2025

Expect mostly cloudy with rain in Porthmadog, Wales with a maximum temperature of 52°F, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 5-10 mm of rainfall expected with 73% chance of some rain and a fresh breeze of 21 mph from the west.

• 52
  °F maximum temperature
• 45
  °F minimum temperature
• 
  mostly cloudy with rain
• 3
  hours of sunshine
• 1
  UV index (Low)
• 73
  % chance of some rain
• <10
  mm of rainfall expected
• 0
  no heat & humidity
• 21
  mph wind from W

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Porthmadog weather for Monday 3rd November 2025

Expect cloudy with some rain in Porthmadog, Wales with a maximum temperature of 57°F, maximum UV of 1 (Low) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 97% chance of some rain and a strong breeze of 27 mph from the south-west.

• 57
  °F maximum temperature
• 54
  °F minimum temperature
• 
  cloudy with some rain
• 0
  hours of sunshine
• 1
  UV index (Low)
• 97
  % chance of some rain
• <20
  mm of rainfall expected
• 0
  no heat & humidity
• 27
  mph wind from SW

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• Book hotels in the UK for £35 or less (London from £49)
• Prices based on lowest saver room rates. T&Cs apply
• Travel before 8th October 2026 (inclusive)

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View all Travelodge offers

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