Weather in Dublin in August
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Book now, pay at pickup — compare Hertz, Avis, Budget, Sixt and 800+ rental companies for August in Dublin.
Compare car hire prices → Affiliate link — we earn a commission at no extra cost to youDublin in August is pleasantly mild — daytime temperatures average 18.9°C, dropping to 13.1°C at night. The month is fairly wet (13 rainy days on average), with roughly 9.7 hours of sunshine a day. Weather-wise, this is one of the most reliable months to travel. For the complete picture, see the best time to visit Dublin — every month compared. Once you know when to go, find your Dublin packing list at 247PackingList.
Get ready for Dublin in August
Search flights to Dublin
Compare 100+ airlines for August — one search, best price.
Search Flights →Travel clothing layers
Pack layers — temperatures can vary significantly between day and night.
Check Price →What to pack for Dublin in August
- Warm layers
- Light jacket or fleece
- Comfortable walking shoes
- Light waterproof layer
Compare all months in Dublin
| Month | High | Rain | Rating |
|---|---|---|---|
| January | 8.5°C | 60.6mm | 10/10 |
| February | 9.6°C | 80.5mm | 10/10 |
| March | 10.5°C | 64.8mm | 10/10 |
| April | 11.6°C | 48.5mm | 10/10 |
| May | 15.0°C | 59.0mm | 10/10 |
| June | 17.8°C | 71.0mm | 10/10 |
| July | 19.2°C | 90.5mm | 10/10 |
| August | 18.9°C | 85.4mm | 10/10 |
| September | 17.5°C | 92.7mm | 10/10 |
| October | 14.6°C | 124.5mm | 9/10 |
| November | 11.3°C | 67.4mm | 10/10 |
| December | 8.8°C | 92.6mm | 10/10 |
Full month-by-month guide: best time to visit Dublin →
For facts about Ireland — currency, language and dialling code — see our Ireland country guide at 247CountryInfo. Travellers also find it useful to keep a Dublin travel guide to hand. Check clothing sizes in Ireland before you shop.
Frequently Asked Questions
Is August a good time to visit Dublin?
August rates 10/10 for visiting Dublin — excellent time to visit. Expect average highs of 18.9°C, 85.4mm of rain across the month and about 9.7 hours of daily sunshine.
What is the temperature in Dublin in August?
In August, Dublin has average highs of 18.9°C (66.0°F) and average lows of 13.1°C (55.6°F).
Does it rain in Dublin in August?
Some rain is likely. Dublin averages 85.4mm across about 13 rainy days in August, so a light waterproof layer is worth packing.
What should I wear in Dublin in August?
For Dublin in August (18.9°C highs / 13.1°C lows), pack warm layers plus light jacket or fleece, comfortable walking shoes, light waterproof layer.
More essentials for Dublin in August
Packing cubes
Keep the bag organised whatever the weather — compression cubes for every size.
Check Price →Travel first aid kit
Compact TSA-friendly kit for peace of mind wherever you travel.
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Climate data sourced from Open-Meteo (open source, open data licence). Monthly averages calculated from 2020–2023 historical data. Weather can be unpredictable — always check a live forecast before travelling.