Caernarfon weather live forecast

Tomorrow's maximum temperature in Caernarfon is expected to be 57°F.

5-day weather forecast updated at 04:03 on Saturday 19th 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 Saturday 19th April 2025

Expect cloudy with some rain in Caernarfon, Wales with a maximum temperature of 57°F, maximum UV of 2 (Low) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 67% chance of some rain and a moderate breeze of 16 mph from the east.

  • 57°F maximum temperature57
    °F maximum temperature
  • 50°F minimum temperature50
    °F minimum temperature
  • Cloudy with some rain
    cloudy with some rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 67% chance of some rain67
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 16 mph from the East16
    mph wind from E

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Caernarfon weather for Sunday 20th April 2025

Expect broken clouds in Caernarfon, Wales with a maximum temperature of 57°F, maximum UV of 3 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 mph from the south-east.

  • 57°F maximum temperature57
    °F maximum temperature
  • 45°F minimum temperature45
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 7 mph from the South-East7
    mph wind from SE

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Caernarfon weather for Monday 21st 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 2-5 mm of rainfall expected with 74% chance of some rain and a gentle breeze of 9 mph from the south-west.

  • 52°F maximum temperature52
    °F maximum temperature
  • 48°F minimum temperature48
    °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)
  • 74% chance of some rain74
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 9 mph from the South-West9
    mph wind from SW

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Caernarfon weather for Tuesday 22nd April 2025

Expect mostly cloudy with rain in Caernarfon, Wales with a maximum temperature of 54°F, maximum UV of 4 (Moderate) and 2 hours of bright sunshine. There are 5-10 mm of rainfall expected with 56% chance of some rain and a gentle breeze of 11 mph from the south-west.

  • 54°F maximum temperature54
    °F maximum temperature
  • 48°F minimum temperature48
    °F minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 56% chance of some rain56
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    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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Caernarfon weather for Wednesday 23rd April 2025

Expect mostly cloudy with light rain in Caernarfon, Wales with a maximum temperature of 57°F, maximum UV of 3 (Moderate) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 18% chance of some rain and a gentle breeze of 9 mph from the north-east.

  • 57°F maximum temperature57
    °F maximum temperature
  • 48°F minimum temperature48
    °F minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 18% chance of some rain18
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 9 mph from the North-East9
    mph wind from NE

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