Best time to visit Caernarfon

Find the best time to visit Caernarfon and plan your perfect trip in 2025/2026. Get holiday inspiration, weather guides, travel advice and find great deals.

Caernarfon by month

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Recommended for Wales

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When is the best time to visit Caernarfon?

The best time to visit Caernarfon is May, June and July based on the following average weather conditions.

Daily hours of sunshine = 10 hours or more [remove]

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Hours of Sunshine (daily)

  • Jan
  • Feb
  • Mar
  • Apr
  • May
  • Jun
  • Jul
  • Aug
  • Sep
  • Oct
  • Nov
  • Dec

Best time to visit

The weather guide for Wales (Caernarfon) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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