Best time to visit Wales

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

Wales by month

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

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Top Wales destinations

Below are the temperatures expected today at popular countries, regions and places in Wales. Select a destination to compare today's forecast with average weather conditions.

All Wales regions

All Wales destinations

When is the best time to visit Wales?

The best time to visit Wales (Cardiff) is June, July and August based on the following average weather conditions.

Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 10 hours or more [remove]

Change the criteria to reflect your weather preferences.

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Max Day Temperature (°C)

  • 7°C maximum daytime temperature in January in Wales (Cardiff)7
    Jan
  • 7°C maximum daytime temperature in February in Wales (Cardiff)7
    Feb
  • 10°C maximum daytime temperature in March in Wales (Cardiff)10
    Mar
  • 12°C maximum daytime temperature in April in Wales (Cardiff)12
    Apr
  • 16°C maximum daytime temperature in May in Wales (Cardiff)16
    May
  • 19°C maximum daytime temperature in June in Wales (Cardiff)19
    Jun
  • 20°C maximum daytime temperature in July in Wales (Cardiff)20
    Jul
  • 20°C maximum daytime temperature in August in Wales (Cardiff)20
    Aug
  • 18°C maximum daytime temperature in September in Wales (Cardiff)18
    Sep
  • 14°C maximum daytime temperature in October in Wales (Cardiff)14
    Oct
  • 10°C maximum daytime temperature in November in Wales (Cardiff)10
    Nov
  • 8°C maximum daytime temperature in December in Wales (Cardiff)8
    Dec

Hours of Sunshine (daily)

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

Which is the hottest month in Wales?

The hottest time of year in Cardiff, Wales is normally July. Expect maximum daytime temperatures to reach 20°C.

Which month has the most rain in Wales?

In terms of rainfall, December is usually the wettest month in Cardiff, Wales with 109mm on average. There are normally 19 days in December with some rain.

When is it sunniest in Wales?

The sunniest time of year in Cardiff, Wales is normally August with bright sunshine on average for 41% of daylight hours; that's 6 hours of sunshine per day.

When is the sea warmest in Wales?

The sea is usually at its warmest in Cardiff, Wales in August when the water temperature reaches 18°C.

Best time to visit

The weather guide for Wales (Cardiff) 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 / mm)  |  Imperial (°F / inches)

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Wales travel features

Do you want to learn more about Wales? Read our latest features covering travel tips and insider destination guides on where to go and what to do in Wales.

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