Ireland weather in August 2025

Expect 19°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Ireland in August. Check more long-term weather averages for Ireland in August before you book your next holiday to Ireland in 2025/2026.

  • 19°C maximum daytime temperature in August in Ireland (Dublin)19
    19°C max day temperature
  • 5 hours of sunshine per day
  • 16 days with some rainfall in August in Ireland (Dublin)16
    16 days with some rainfall
  • 11°C minimum night-time temperature in August in Ireland (Dublin)11
    11°C min night temperature
  • 15 hours of daylight per day in August in Ireland (Dublin)15
    15 hours of daylight per day
  • No heat & humidity in August in Ireland (Dublin)0
    No heat & humidity
  • 71 mm monthly rainfall in August in Ireland (Dublin)71
    71 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in August in Ireland (Dublin)5
    5 (Moderate) UV index
  • 15°C sea temperature in August in Ireland (Dublin)15
    15°C sea temperature

More about Ireland

Ireland by month

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

Recommended for Ireland

Holiday Autos discount code: up to 10% off global car hire

  • Save up to 10% on cheap car hire worldwide
  • Exclusive Holiday Autos discount code automatically applied
  • Travel before 31st December 2024 (inclusive)
Show discount codeShow discount code ******vel
Redeem Holiday Autos discount code >>

Expires at 23:59 on Tuesday 31st Dec 2024 · View all Holiday Autos offers

Holiday AutosCar hire finder

The August weather guide for Ireland (Dublin) 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.

Top Ireland destinations

Below are average maximum temperatures at popular countries, regions and places in Ireland in August. Select a holiday destination to see more weather parameters.

All Ireland destinations

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

Back to top

More about Ireland

How hot is it in Ireland in August?

Daytime temperatures usually reach 19°C in Dublin, Ireland in August, falling to 11°C at night.

How sunny is it in Ireland in August?

There are normally 5 hours of bright sunshine each day in Dublin, Ireland in August - that's 34% of daylight hours.

How warm is the sea around Ireland in August?

The average sea temperature around Dublin, Ireland in August is 15°C.

Does it rain in Ireland in August?

There are usually 16 days with some rain in Dublin, Ireland in August and the average monthly rainfall is 71mm.

Ireland August sunrise & sunset times

Browse the sunrise and sunset times for Ireland in August 2025. Select a month to view Ireland sunrise and sunset times for the next 12 months. The Ireland sunrise and sunset times shown below are for Dublin.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 04:42 20:20
Saturday, 16th August 2025 05:07 19:50
Sunday, 31st August 2025 05:33 19:16

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^