Cardiff weather in July 2024

Expect 20°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Cardiff in July. Check more long-term weather averages for Cardiff in July before you book your next holiday to Wales in 2024/2025.

  • 20°C maximum daytime temperature in July in Cardiff20
    20°C max day temperature
  • 6 hours of sunshine per day
  • 13 days with some rainfall in July in Cardiff13
    13 days with some rainfall
  • 12°C minimum night-time temperature in July in Cardiff12
    12°C min night temperature
  • 16 hours of daylight per day in July in Cardiff16
    16 hours of daylight per day
  • No heat & humidity in July in Cardiff0
    No heat & humidity
  • 66 mm monthly rainfall in July in Cardiff66
    66 mm of monthly rainfall
  • UV (maximum) index 6 (High) in July in Cardiff6
    6 (High) UV index
  • 17°C sea temperature in July in Cardiff17
    17°C sea temperature

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The July weather guide for Wales (Cardiff) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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More about Wales

How hot is it in Cardiff in July?

Daytime temperatures usually reach 20°C in Cardiff in July, falling to 12°C at night.

How sunny is it in Cardiff in July?

There are normally 6 hours of bright sunshine each day in Cardiff in July - that's 39% of daylight hours.

How warm is the sea around Cardiff in July?

The average sea temperature around Cardiff in July is 17°C.

Does it rain in Cardiff in July?

There are usually 13 days with some rain in Cardiff in July and the average monthly rainfall is 66mm.

Cardiff July sunrise & sunset times

Browse the sunrise and sunset times for Cardiff in July 2024. Select a month to view Cardiff sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st July 2024 05:00 21:33
Tuesday, 16th July 2024 05:15 21:22
Wednesday, 31st July 2024 05:36 21:01

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