- Why this month: August gives you the best odds for a dry coastal walk or a long park evening.
- Best time: 8am–11am or after 5pm
- Book by: No booking needed
- Crowds: Moderate in Phoenix Park, high in Howth on sunny weekends
- Sea air in Howth and deer-filled open ground in Phoenix Park balance out city-centre density.
- Don't miss: Late light near the harbour in Howth or deer near the quieter park roads.
- Insider tip: Use the DART for Howth and avoid weekend parking headaches.
Dublin in August: Weather, crowds and top things to do
Dublin in summer: How August compares
| Category | July | August | September |
|---|---|---|---|
Weather | 13–20°C (55–68°F), longest days, mixed sun and showers | 12–19°C (54–66°F), mild, with frequent showers | 10–17°C (50–63°F), cooler evenings, steadier sightseeing weather |
Crowds | High all month | High, with extra spikes around event weekends | Moderate after the first week |
Atmosphere | School holidays, outdoor concerts, full terraces | Peak-city energy, GAA build-up, summer events, packed pub gardens | More breathing room, theatre and culture season starts |
Key events | Festival of Curiosity, summer performances, GAA quarterfinals | Dublin Horse Show, Big Grill BBQ Festival, National Heritage Week, All-Ireland finals | Dublin Fringe Festival, Culture Night, Dublin Theatre Festival begins |
Public holidays | None | August Bank Holiday on the first Monday | None |
Budget | High | High, especially Aug 1–10 and final weekend | Moderate, with better hotel value midweek |
Best for | Longest daylight and open-air plans | First-time visits, festival weekends, sports fans | Easier sightseeing and lighter queues |
Book early? | Yes, for central hotels and headline sights | Yes, for hotels, timed entries, and day trips | Useful, but less urgent outside festival dates |
Transport tips | DART and airport links stay busy most days | Allow extra time on event weekends and the Bank Holiday | Easier city-centre movement after summer crowds ease |
Top things to do in Dublin in August
Offbeat experiences in August
Planning your August visit
| Lead time | What to book | Why & when | Seasonal price change |
|---|---|---|---|
2–4 months ahead | Central hotels, especially Ballsbridge and Docklands | By late spring if you're visiting Aug 1–10 or Aug 28–31, when event demand is highest | Aug 1–10 and Aug 28–31: +15–30% vs mid-Aug Tue–Thu rates |
3–6 weeks ahead | Jameson Distillery Guided Tour with Tasting & Signature Cocktail | Weekend midday slots go first all month; book as soon as flights are fixed | Ticket prices are usually stable, but last-minute premium alternatives can run 5–10% above early standard options |
2–4 weeks ahead | City Sightseeing Dublin Liffey River 45-Minute Cruise | Book once the forecast window starts to form and your evening plans are clear | Sunny evening demand can push flexible-date alternatives 5–10% above quieter weekday slots |
3–5 weeks ahead | From Dublin: Cliffs of Moher, Burren & Galway Day Trip or other full-day coach tours | August coach departures fill earlier because of school holidays and long weekends | Bank Holiday and weekend departures: +5–15% vs midweek departures |
1–2 weeks ahead | Sports-pub tables, nicer dinner spots, and city-centre brunches | Final weekends and festival dates tighten up restaurant availability fast | Fri–Sun dinner around event areas: +10–20% vs weekday lunch pricing |
2–5 days ahead | Flexible indoor backups like EPIC Museum Entry Tickets | Useful if the forecast turns wet and you need a solid same-day plan | Usually flat; value drops when you leave booking too late and lose your preferred time slot |
August highlights: Must-do experiences for different travellers
Dublin in August: Your perfect 3-day itinerary
Best day trips from Dublin in August
Go shopping in Dublin in August
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