Holyhead weather in July 2025

Expect 19°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Holyhead in July. Check more long-term weather averages for Holyhead in July before you book your next holiday to Wales in 2025/2026.

  • 19°C maximum daytime temperature in July in Holyhead19
    19°C max day temperature
  • 6 hours of sunshine per day
  • 14 days with some rainfall in July in Holyhead14
    14 days with some rainfall
  • 12°C minimum night-time temperature in July in Holyhead12
    12°C min night temperature
  • 16 hours of daylight per day in July in Holyhead16
    16 hours of daylight per day
  • No heat & humidity in July in Holyhead0
    No heat & humidity
  • 55 mm monthly rainfall in July in Holyhead55
    55 mm of monthly rainfall
  • UV (maximum) index 6 (High) in July in Holyhead6
    6 (High) UV index
  • 14°C sea temperature in July in Holyhead14
    14°C sea temperature

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The July weather guide for Wales (Holyhead) 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 Holyhead in July?

Daytime temperatures usually reach 19°C in Holyhead in July, falling to 12°C at night.

How sunny is it in Holyhead in July?

There are normally 6 hours of bright sunshine each day in Holyhead in July - that's 38% of daylight hours.

How warm is the sea around Holyhead in July?

The average sea temperature around Holyhead in July is 14°C.

Does it rain in Holyhead in July?

There are usually 14 days with some rain in Holyhead in July and the average monthly rainfall is 55mm.

Holyhead July sunrise & sunset times

Browse the sunrise and sunset times for Holyhead in July 2025. Select a month to view Holyhead sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st July 2025 03:55 20:49
Wednesday, 16th July 2025 04:11 20:37
Thursday, 31st July 2025 04:34 20:15

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