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Valentia Island weather in August 2025
Expect 18°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Valentia Island in August. Check more long-term weather averages for Valentia Island in August before you book your next holiday to Ireland in 2025/2026.
- 1818°C max day temperature
- 5 hours of sunshine per day
- 1717 days with some rainfall
- 1111°C min night temperature
- 1515 hours of daylight per day
- 0No heat & humidity
- 114114 mm of monthly rainfall
- 55 (Moderate) UV index
- 1515°C sea temperature
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Valentia Island by month
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Recommended for Ireland
The August weather guide for Ireland (Valentia Island) 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)
More about Ireland
How hot is it in Valentia Island in August?
Daytime temperatures usually reach 18°C in Valentia Island in August, falling to 11°C at night.
How sunny is it in Valentia Island in August?
There are normally 5 hours of bright sunshine each day in Valentia Island in August - that's 31% of daylight hours.
How warm is the sea around Valentia Island in August?
The average sea temperature around Valentia Island in August is 15°C.
Does it rain in Valentia Island in August?
There are usually 17 days with some rain in Valentia Island in August and the average monthly rainfall is 114mm.
Valentia Island August sunrise & sunset times
Browse the sunrise and sunset times for Valentia Island in August 2025. Select a month to view Valentia Island sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Friday, 1st August 2025 | 05:04 | 20:31 |
Saturday, 16th August 2025 | 05:28 | 20:03 |
Sunday, 31st August 2025 | 05:52 | 19:30 |
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