Porthmadog weather live forecast

Tomorrow's maximum temperature in Porthmadog is expected to be 12°C.

  • Friday
    21st Feb
    Mostly cloudy with rain (10-20 mm of rainfall expected)
  • Saturday
    22nd Feb
    Mostly cloudy with light rain (0-2 mm of rainfall expected)
  • Sunday
    23rd Feb
    Mostly cloudy with rain (30-40 mm of rainfall expected)
  • Monday
    24th Feb
    Mostly cloudy with rain (10-20 mm of rainfall expected)
  • Tuesday
    25th Feb
    Mostly cloudy with light rain (2-5 mm of rainfall expected)

5-day weather forecast updated at 04:03 on Friday 21st February 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 Friday 21st February 2025

Expect mostly cloudy with rain in Porthmadog, Wales with a maximum temperature of 12°C and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 99% chance of some rain and a strong breeze of 50 kph from the south.

  • 12°C maximum temperature12
    °C maximum temperature
  • 9°C minimum temperature9
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • No hours of bright sunshine0
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 99% chance of some rain99
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 12°C wind chill12
    °C wind chill
  • Strong breeze of 50 kph from the South50
    kph wind from S

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Porthmadog weather for Saturday 22nd February 2025

Expect mostly cloudy with light rain in Porthmadog, Wales with a maximum temperature of 9°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 33% chance of some rain and a moderate breeze of 28 kph from the south-west.

  • 9°C maximum temperature9
    °C maximum temperature
  • 8°C minimum temperature8
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 33% chance of some rain33
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 6°C wind chill6
    °C wind chill
  • Moderate breeze of 28 kph from the South-West28
    kph wind from SW

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Porthmadog weather for Sunday 23rd February 2025

Expect mostly cloudy with rain in Porthmadog, Wales with a maximum temperature of 9°C and no hours of bright sunshine. There are 30-40 mm of rainfall expected with 100% chance of some rain and a moderate gale of 54 kph from the south.

  • 9°C maximum temperature9
    °C maximum temperature
  • 8°C minimum temperature8
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • No hours of bright sunshine0
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 100% chance of some rain100
    % chance of some rain
  • 30-40 mm of rainfall expected<40
    mm of rainfall expected
  • 4°C wind chill4
    °C wind chill
  • Moderate gale of 54 kph from the South54
    kph wind from S

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Porthmadog weather for Monday 24th February 2025

Expect mostly cloudy with rain in Porthmadog, Wales with a maximum temperature of 9°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 10-20 mm of rainfall expected with 82% chance of some rain and a fresh breeze of 30 kph from the south-west.

  • 9°C maximum temperature9
    °C maximum temperature
  • 6°C minimum temperature6
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 82% chance of some rain82
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 5°C wind chill5
    °C wind chill
  • Fresh breeze of 30 kph from the South-West30
    kph wind from SW

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Porthmadog weather for Tuesday 25th February 2025

Expect mostly cloudy with light rain in Porthmadog, Wales with a maximum temperature of 7°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 82% chance of some rain and a gentle breeze of 19 kph from the west.

  • 7°C maximum temperature7
    °C maximum temperature
  • 4°C minimum temperature4
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 82% chance of some rain82
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 3°C wind chill3
    °C wind chill
  • Gentle breeze of 19 kph from the West19
    kph wind from W

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Metric (°C / mm)  |  Imperial (°F / inches)

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