Caernarfon weather live forecast

Tomorrow's maximum temperature in Caernarfon is expected to be 52°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 (Caernarfon) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Caernarfon weather forecast by day

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

Caernarfon weather for Tuesday 15th April 2025

Expect cloudy with some rain in Caernarfon, Wales with a maximum temperature of 52°F, maximum UV of 1 (Low) and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 79% chance of some rain and a moderate breeze of 15 mph from the north.

  • 52°F maximum temperature52
    °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)
  • 79% chance of some rain79
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • 52°F wind chill52
    °F wind chill
  • Moderate breeze of 15 mph from the North15
    mph wind from N

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Caernarfon weather for Wednesday 16th April 2025

Expect cloudy with some rain in Caernarfon, Wales with a maximum temperature of 46°F, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 30-40 mm of rainfall expected with 88% chance of some rain and a moderate breeze of 17 mph from the north.

  • 46°F maximum temperature46
    °F maximum temperature
  • 41°F minimum temperature41
    °F minimum temperature
  • Cloudy with some rain
    cloudy with some rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 88% chance of some rain88
    % chance of some rain
  • 30-40 mm of rainfall expected<40
    mm of rainfall expected
  • 41°F wind chill41
    °F wind chill
  • Moderate breeze of 17 mph from the North17
    mph wind from N

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Caernarfon weather for Thursday 17th April 2025

Expect sunshine and showers in Caernarfon, Wales with a maximum temperature of 52°F, maximum UV of 4 (Moderate) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 42% chance of some rain and a gentle breeze of 9 mph from the south.

  • 52°F maximum temperature52
    °F maximum temperature
  • 39°F minimum temperature39
    °F minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 42% chance of some rain42
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 52°F wind chill52
    °F wind chill
  • Gentle breeze of 9 mph from the South9
    mph wind from S

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Caernarfon weather for Friday 18th April 2025

Expect mostly cloudy with rain in Caernarfon, 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 86% 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)
  • 86% chance of some rain86
    % 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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Caernarfon weather for Saturday 19th April 2025

Expect mostly cloudy with rain in Caernarfon, Wales with a maximum temperature of 52°F, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 64% chance of some rain and a gentle breeze of 12 mph from the north-east.

  • 52°F maximum temperature52
    °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 3 (Moderate)3
    UV index (Moderate)
  • 64% chance of some rain64
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 52°F wind chill52
    °F wind chill
  • Gentle breeze of 12 mph from the North-East12
    mph wind from NE

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