Caernarfon weather live forecast

Today's maximum temperature in Caernarfon is expected to be 57°F. Select a day from the live weather forecast for Caernarfon, Wales, UK for more weather parameters.

• Thursday
  30th Oct
  57
  50
  
  1
  0
• Friday
  31st Oct
  59
  55
  
  2
  0
• Saturday
  1st Nov
  55
  48
  
  4
  1
• Sunday
  2nd Nov
  55
  48
  
  4
  1
• Monday
  3rd Nov
  59
  55
  
  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 (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 Thursday 30th October 2025

Expect mostly cloudy with light rain in Caernarfon, Wales with a maximum temperature of 57°F and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 93% chance of some rain and a strong breeze of 28 mph from the south.

• 57
  °F maximum temperature
• 50
  °F minimum temperature
• 
  mostly cloudy with light rain
• 1
  hour of sunshine
• 0
  UV index (None)
• 93
  % chance of some rain
• <5
  mm of rainfall expected
• 0
  no heat & humidity
• 28
  mph wind from S

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Caernarfon weather for Friday 31st October 2025

Expect mostly cloudy with rain in Caernarfon, Wales with a maximum temperature of 59°F and 2 hours of bright sunshine. There are 10-20 mm of rainfall expected with 94% chance of some rain and a strong breeze of 24 mph from the south.

• 59
  °F maximum temperature
• 55
  °F minimum temperature
• 
  mostly cloudy with rain
• 2
  hours of sunshine
• 0
  UV index (None)
• 94
  % chance of some rain
• <20
  mm of rainfall expected
• 59
  °F wind chill
• 24
  mph wind from S

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Caernarfon weather for Saturday 1st November 2025

Expect sunshine and showers in Caernarfon, Wales with a maximum temperature of 55°F, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 80% chance of some rain and a strong breeze of 24 mph from the south-west.

• 55
  °F maximum temperature
• 48
  °F minimum temperature
• 
  sunshine and showers
• 4
  hours of sunshine
• 1
  UV index (Low)
• 80
  % chance of some rain
• <10
  mm of rainfall expected
• 0
  no heat & humidity
• 24
  mph wind from SW

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Caernarfon weather for Sunday 2nd November 2025

Expect mostly cloudy with light rain in Caernarfon, Wales with a maximum temperature of 55°F, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 63% chance of some rain and a fresh breeze of 22 mph from the south-west.

• 55
  °F maximum temperature
• 48
  °F minimum temperature
• 
  mostly cloudy with light rain
• 4
  hours of sunshine
• 1
  UV index (Low)
• 63
  % chance of some rain
• <5
  mm of rainfall expected
• 55
  °F wind chill
• 22
  mph wind from SW

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Caernarfon weather for Monday 3rd November 2025

Expect cloudy with some rain in Caernarfon, Wales with a maximum temperature of 59°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 strong breeze of 27 mph from the south-west.

• 59
  °F maximum temperature
• 55
  °F minimum temperature
• 
  cloudy with some rain
• 0
  hours of sunshine
• 1
  UV index (Low)
• 86
  % chance of some rain
• <20
  mm of rainfall expected
• 0
  no heat & humidity
• 27
  mph wind from SW

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Travelodge: Hotel rooms from £35 or less

Sale

• 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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