Porthmadog weather live forecast

Tomorrow's maximum temperature in Porthmadog is expected to be 50°F.

5-day weather forecast updated at 04:03 on Tuesday 15th April 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 Tuesday 15th April 2025

Expect cloudy with some rain in Porthmadog, Wales with a maximum temperature of 50°F, maximum UV of 1 (Low) and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 81% chance of some rain and a gentle breeze of 12 mph from the north.

  • 50°F maximum temperature50
    °F maximum temperature
  • 43°F minimum temperature43
    °F minimum temperature
  • Cloudy with some rain
    cloudy with some rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 81% chance of some rain81
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • 45°F wind chill45
    °F wind chill
  • Gentle breeze of 12 mph from the North12
    mph wind from N

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Porthmadog weather for Wednesday 16th April 2025

Expect cloudy with some rain in Porthmadog, Wales with a maximum temperature of 46°F, maximum UV of 1 (Low) and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 88% chance of some rain and a moderate breeze of 16 mph from the west.

  • 46°F maximum temperature46
    °F maximum temperature
  • 39°F minimum temperature39
    °F minimum temperature
  • Cloudy with some rain
    cloudy with some rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 88% chance of some rain88
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • 39°F wind chill39
    °F wind chill
  • Moderate breeze of 16 mph from the West16
    mph wind from W

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Porthmadog weather for Thursday 17th April 2025

Expect sunshine and showers in Porthmadog, Wales with a maximum temperature of 54°F, maximum UV of 3 (Moderate) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 36% chance of some rain and a gentle breeze of 11 mph from the south-west.

  • 54°F maximum temperature54
    °F maximum temperature
  • 37°F minimum temperature37
    °F minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 36% chance of some rain36
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 54°F wind chill54
    °F wind chill
  • Gentle breeze of 11 mph from the South-West11
    mph wind from SW

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Porthmadog weather for Friday 18th April 2025

Expect mostly cloudy with rain in Porthmadog, Wales with a maximum temperature of 55°F, maximum UV of 1 (Low) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 84% chance of some rain and a moderate breeze of 14 mph from the south-east.

  • 55°F maximum temperature55
    °F maximum temperature
  • 45°F minimum temperature45
    °F minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 84% chance of some rain84
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 14 mph from the South-East14
    mph wind from SE

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Porthmadog weather for Saturday 19th April 2025

Expect mostly cloudy with rain in Porthmadog, Wales with a maximum temperature of 54°F, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 63% chance of some rain and a light breeze of 5 mph from the north-east.

  • 54°F maximum temperature54
    °F maximum temperature
  • 43°F minimum temperature43
    °F minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 63% chance of some rain63
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 54°F wind chill54
    °F wind chill
  • Light breeze of 5 mph from the North-East5
    mph wind from NE

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Metric (°C)  |  Imperial (°F)

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