Where’s actually warm in September from Dublin?
Places averaging 20°C or more in September, with direct flights. Warmest first.
Abu Dhabi wins on everything in September: about 40°C, the sea at 33°C and barely any rain. Mind you, Abu Dhabi at that heat is pool-and-air-con weather.
Abu Dhabi
40°6/7+23°Cvs home7/10Worth the bother? Worth a look.“Dubai’s calmer, richer cousin. Guaranteed winter sun, theme parks and a mosque you won’t forget.”Doha
40°5/7+23°Cvs home7/10Worth the bother? Worth a look.“Winter sun with skyscrapers and a very good museum. Do not go in July.”Dubai
39°5/7+22°Cvs home7/10Worth the bother? Worth a look.“Winter sun turned up to eleven. Skyscrapers, beaches and a mall with an aquarium.”Cairo
33°5/7+16°Cvs home8/10Worth the bother? Sure why not.“The pyramids are every bit as good as you think. The traffic is every bit as bad.”Antalya
32°7/7+15°Cvs home9/10Worth the bother? Go on so.“Ancient ruins, a cracking old town and resort hotels the size of villages. Sun guaranteed.”Cancún and the Riviera Maya
32°7/7+15°Cvs home5/10Worth the bother? Ah… maybe.“White sand, turquoise sea, Mayan ruins and swimming in cenotes. Long flight, worth it.”Marrakech
32°7/7+15°Cvs home9/10Worth the bother? Go on so.“Souks, spice, rooftop sunsets and snake charmers. A full-on assault on the senses, in the best way.”Orlando
32°6/7+15°Cvs home5/10Worth the bother? Ah… maybe.“Theme parks, sunshine and outlet shopping. Your wallet will need a holiday after the holiday.”Seville
32°6/7+15°Cvs home9/10Worth the bother? Go on so.“Flamenco, orange trees and the best tapas in Spain. Do not go in August unless you enjoy being roasted.”Miami
31°6/7+14°Cvs home5/10Worth the bother? Ah… maybe.“Art Deco, South Beach and Cuban coffee. Warm when Ireland is miserable, which is often.”Murcia and the Costa Cálida
30°6/7+13°Cvs home8/10Worth the bother? Sure why not.“The Mar Menor, endless golf and sunshine that rarely takes a day off. Retirees know something.”Paphos
30°6/7+13°Cvs home8/10Worth the bother? Sure why not.“Sun nearly all year, mosaics older than your granny’s granny and a sea that stays warm into November.”Alicante
29°6/7+12°Cvs home8/10Worth the bother? Sure why not.“Sun, sea and a castle on the hill. Benidorm is down the road if you are feeling brave.”Athens
29°6/7+12°Cvs home7/10Worth the bother? Worth a look.“The Acropolis, rooftop bars and souvlaki at midnight. Ancient history with a great night out attached.”Izmir
29°6/7+12°Cvs home8/10Worth the bother? Sure why not.“Turkey without the all-inclusive wristband. Proper city, proper food, beaches up the road.”Rhodes
29°6/7+12°Cvs home8/10Worth the bother? Sure why not.“A medieval walled city, a clifftop acropolis and 300 days of sun. The knights had taste.”Valencia
29°6/7+12°Cvs home7/10Worth the bother? Worth a look.“Paella’s home town, a city beach and futuristic buildings. Like Barcelona without the elbows.”Majorca
28°7/7+11°Cvs home7/10Worth the bother? Worth a look.“Mountains, coves and a cathedral that shows off. Something for everyone, including the stag in seat 14C.”Tenerife
28°7/7+11°Cvs home7/10Worth the bother? Worth a look.“Guaranteed sun. You will meet someone you went to school with.”Corfu
28°6/7+11°Cvs home7/10Worth the bother? Worth a look.“Green hills, blue water and a Venetian old town. The Greek island for people who like trees.”Fuerteventura
28°6/7+11°Cvs home7/10Worth the bother? Worth a look.“Endless beaches and a breeze that never clocks off. Bring a book, not a hairdryer.”Gran Canaria
28°6/7+11°Cvs home7/10Worth the bother? Worth a look.“Sand dunes, a proper city and sun on demand. Like a continent squashed into an island.”Lanzarote
28°6/7+11°Cvs home7/10Worth the bother? Worth a look.“Looks like the moon, feels like July. Half of Carlow is on your flight.”Málaga
28°6/7+11°Cvs home8/10Worth the bother? Sure why not.“A proper city with a beach attached. Tapas portions are not a meal.”Tirana
28°6/7+11°Cvs home7/10Worth the bother? Worth a look.“Croatia’s beaches at half the price, before everyone else copped on.”Ibiza
28°5/7+11°Cvs home7/10Worth the bother? Worth a look.“Yes, the clubs. But also quiet coves, good food and sunsets that make grown adults clap.”Los Angeles
28°5/7+11°Cvs home5/10Worth the bother? Ah… maybe.“Sunshine, beaches and Hollywood. Also traffic you could write a country song about.”Malta
28°5/7+11°Cvs home7/10Worth the bother? Worth a look.“They drive on the left and speak English. Wexford with sun and 7,000 years of history.”Shanghai
28°5/7+11°Cvs home3/10Worth the bother? I wouldn’t.“A long, long flight to a very big, very good city. Bring a charger and a plan.”Crete
27°7/7+10°Cvs home7/10Worth the bother? Worth a look.“Big enough for a fortnight, beautiful enough for a lifetime. The food alone is worth the flight.”Rome
27°7/7+10°Cvs home7/10Worth the bother? Worth a look.“Three thousand years of history and the best pasta of your life. You will walk 20,000 steps and regret nothing.”Tuscany and Pisa
27°7/7+10°Cvs home7/10Worth the bother? Worth a look.“Florence, Siena, rolling hills and cypress trees. Yes, it really does look like that.”Faro and the Algarve
27°6/7+10°Cvs home7/10Worth the bother? Worth a look.“Golf, grilled fish and a sunburnt man from Mullingar. Grand.”Lisbon
27°6/7+10°Cvs home7/10Worth the bother? Worth a look.“Gorgeous, cheap-ish and built entirely on hills. Bring the good runners.”Madrid
27°6/7+10°Cvs home7/10Worth the bother? Worth a look.“Late dinners, world-class art and a city that never seems to go to bed. Your liver will need a siesta.”Salou and the Costa Dorada
27°6/7+10°Cvs home6/10Worth the bother? Could be tempted.“Golden beaches, PortAventura rollercoasters and chips if you want them. Families, this is your spot.”Barcelona
26°6/7+9°Cvs home7/10Worth the bother? Worth a look.“Gaudí, tapas and a beach in the city. Mind your phone on Las Ramblas.”Madeira
26°6/7+9°Cvs home6/10Worth the bother? Could be tempted.“Spring all year, cliffs everywhere and walks along water channels. Not a beach island, and that is fine.”Beijing
26°5/7+9°Cvs home4/10Worth the bother? Think about it.“The Great Wall is a day trip. Let that sink in, then book the flight.”Washington
26°5/7+9°Cvs home4/10Worth the bother? Think about it.“The free museums are some of the best in the world. Washington in summer is a sauna.”Istanbul
25°7/7+8°Cvs home5/10Worth the bother? Ah… maybe.“One of the great cities of the world, and closer than you think. Go.”Nice and the Riviera
25°6/7+8°Cvs home6/10Worth the bother? Could be tempted.“Pebbles instead of sand, rosé instead of water and Monaco a bus ride away. Very civilised.”Split
25°6/7+8°Cvs home5/10Worth the bother? Ah… maybe.“People live inside a Roman emperor’s palace. The islands are right there. Your camera roll will be full.”Bucharest
25°5/7+8°Cvs home5/10Worth the bother? Ah… maybe.“Grand boulevards, one gigantic palace and a very good night out for very little.”Toulouse
25°5/7+8°Cvs home5/10Worth the bother? Ah… maybe.“The pink city: rugby, cassoulet and sunshine. Like Cork, if Cork had better weather.”New York
24°7/7+7°Cvs home3/10Worth the bother? I wouldn’t.“Loud, dear and absolutely brilliant. Clear US immigration in Ireland and land like a local.”Venice
24°7/7+7°Cvs home5/10Worth the bother? Ah… maybe.“Unreal. Absolutely unreal. Also absolutely heaving, so get up early.”Biarritz and the Basque Coast
24°6/7+7°Cvs home4/10Worth the bother? Think about it.“Surfers, grand hotels and Atlantic waves. Classy, breezy and only slightly posh.”Chicago
24°6/7+7°Cvs home3/10Worth the bother? I wouldn’t.“Skyscrapers, deep-dish pizza and a lake that looks like the sea. Big-city America, done right.”Milan and the Lakes
24°6/7+7°Cvs home5/10Worth the bother? Ah… maybe.“Fashion, a ridiculous cathedral and Lake Como an hour away. Dress up a bit, they notice.”Porto
24°6/7+7°Cvs home5/10Worth the bother? Ah… maybe.“Port wine, pretty bridges and a riverside built for long lunches. Your legs will remember the hills.”Turin
24°6/7+7°Cvs home5/10Worth the bother? Ah… maybe.“Italy’s most underrated city: elegant, delicious and nowhere near as busy as Rome.”Boston
23°7/7+6°Cvs home3/10Worth the bother? I wouldn’t.“History, seafood and more Irish connections than you can count. Feels like a cousin you have not met yet.”Budapest
23°7/7+6°Cvs home5/10Worth the bother? Ah… maybe.“Thermal baths, ruin bars and the Danube lit up at night. Two cities for the price of one.”Lyon
23°6/7+6°Cvs home4/10Worth the bother? Think about it.“France’s food capital. You will eat too much and not regret a single bite.”San Francisco
23°5/7+6°Cvs home4/10Worth the bother? Think about it.“Golden Gate, cable cars and fog with its own name. It is not as warm as you think.”Sofia
23°5/7+6°Cvs home5/10Worth the bother? Ah… maybe.“One of the cheapest capitals in Europe, with a mountain at the end of the tram line.”Zagreb
23°5/7+6°Cvs home4/10Worth the bother? Think about it.“Croatia without the beach, and without the crowds. Come for Christmas.”Chișinău and Moldova
22°6/7+5°Cvs home4/10Worth the bother? Think about it.“Come for the Soviet relics, stay for the wine. More modern, friendlier and tastier than anyone back home will believe.”Geneva and the Alps
22°6/7+5°Cvs home3/10Worth the bother? I wouldn’t.“Lake views, chocolate and the gateway to the French and Swiss Alps. Ski-trip central.”Toronto
22°6/7+5°Cvs home2/10Worth the bother? Would ya bother?“Friendly, multicultural and next door to Niagara Falls. Like New York, but it says sorry.”Basel
22°5/7+5°Cvs home3/10Worth the bother? I wouldn’t.“Swiss, spotless, and you swim in the river. Bring your wallet and your cop-on.”Bratislava
22°5/7+5°Cvs home4/10Worth the bother? Think about it.“A pocket-sized old town and cheap pints. Vienna is an hour away if you get bored.”Iasi
22°5/7+5°Cvs home4/10Worth the bother? Think about it.“A university city with a palace in the middle and prices from another decade.”Cluj-Napoca
21°6/7+4°Cvs home3/10Worth the bother? I wouldn’t.“Transylvania's big city, with great coffee, a young crowd and a salt mine you can go and look at.”Cologne
21°6/7+4°Cvs home3/10Worth the bother? I wouldn’t.“A cathedral you can see from the airport, small beers and the best Christmas markets for the money.”Paris
21°6/7+4°Cvs home3/10Worth the bother? I wouldn’t.“Yes, it is as good as the films. Yes, the coffee is dear. No, you do not have to climb the Eiffel Tower.”Vienna
21°6/7+4°Cvs home4/10Worth the bother? Think about it.“Palaces, cake and coffee houses. The most civilised city in Europe, with Christmas markets to match.”Dusseldorf
21°5/7+4°Cvs home2/10Worth the bother? Would ya bother?“Posh shops, an old town full of pubs and a very short flight. Cologne's smarter cousin.”Kosice
21°5/7+4°Cvs home3/10Worth the bother? I wouldn’t.“A pretty Slovak city with the biggest church in the country and a main street that is all cafes.”Frankfurt
21°4/7+4°Cvs home3/10Worth the bother? I wouldn’t.“Skyscrapers, a bank on every corner and apple wine. Underrated, but not for the sun-seekers.”Salzburg and the Austrian Alps
20°7/7+3°Cvs home2/10Worth the bother? Would ya bother?“Mozart, The Sound of Music and ski slopes an hour away. Winter wonderland or summer meadows.”Berlin
20°6/7+3°Cvs home4/10Worth the bother? Think about it.“History on every corner, clubs that never close and currywurst at 4am. Cool, not cute.”Wroclaw
20°6/7+3°Cvs home3/10Worth the bother? I wouldn’t.“A beautiful market square, hunting for tiny bronze dwarves, and pints that cost less than a coffee at home.”Luxembourg
20°5/7+3°Cvs home2/10Worth the bother? Would ya bother?“A tiny country with a postcard old town, free public transport and prices that say 'banker'.”Poznan
20°5/7+3°Cvs home2/10Worth the bother? Would ya bother?“Charming old square, mechanical goats and croissants that have a whole festival. Easy and cheap.”Katowice
20°4/7+3°Cvs home2/10Worth the bother? Would ya bother?“Industrial roots, a very good music scene and Krakow about an hour and a half down the road.”Memmingen
20°4/7+3°Cvs home2/10Worth the bother? Would ya bother?“A small airport in Bavaria, a very nice old town and the Alps on the doorstep. A gateway more than a destination.”Rzeszow
20°4/7+3°Cvs home3/10Worth the bother? I wouldn’t.“A small, friendly city in the south-east and the gateway to the Carpathians. Bring walking boots.”September at a glance
| Place | Avg high | Sea | Sun a day | Rainy days | Flight | Dots |
|---|---|---|---|---|---|---|
| Abu Dhabi | 40°C | 33°C | 10h | 0 | 7h 20m | 6/7 |
| Doha | 40°C | – | 10h | 0 | 7h 05m | 5/7 |
| Dubai | 39°C | 32°C | 10h | 0 | 7h 40m | 5/7 |
| Cairo | 33°C | – | 10h | 0 | 5h 30m | 5/7 |
| Antalya | 32°C | 27°C | 10h | 1 | 4h 55m | 7/7 |
| Cancún and the Riviera Maya | 32°C | 29°C | 7h | 14 | 10h 45m | 7/7 |
| Marrakech | 32°C | – | 9h | 2 | 3h 35m | 7/7 |
| Orlando | 32°C | – | 8h | 14 | 9h 30m | 6/7 |
| Seville | 32°C | – | 9h | 2 | 2h 45m | 6/7 |
| Miami | 31°C | 29°C | 8h | 17 | 9h 40m | 6/7 |
| Murcia and the Costa Cálida | 30°C | 25°C | 9h | 3 | 2h 50m | 6/7 |
| Paphos | 30°C | 27°C | 11h | 1 | 5h | 6/7 |
| Alicante | 29°C | 24°C | 9h | 3 | 2h 40m | 6/7 |
| Athens | 29°C | 24°C | 9h | 2 | 4h 15m | 6/7 |
| Izmir | 29°C | 24°C | 10h | 1 | 4h 20m | 6/7 |
| Rhodes | 29°C | 25°C | 10h | 1 | 4h 20m | 6/7 |
| Valencia | 29°C | 24°C | 8h | 5 | 2h 40m | 6/7 |
| Majorca | 28°C | 24°C | 8h | 4 | 2h 30m | 7/7 |
| Tenerife | 28°C | 24°C | 8h | 1 | 4h 20m | 7/7 |
| Corfu | 28°C | 24°C | 9h | 5 | 3h 30m | 6/7 |
| Fuerteventura | 28°C | 23°C | 9h | 1 | 4h 10m | 6/7 |
| Gran Canaria | 28°C | 24°C | 8h | 1 | 4h 15m | 6/7 |
| Lanzarote | 28°C | 23°C | 8h | 1 | 4h | 6/7 |
| Málaga | 28°C | 22°C | 9h | 2 | 2h 55m | 6/7 |
| Tirana | 28°C | 24°C | 8h | 5 | 3h 35m | 6/7 |
| Ibiza | 28°C | 25°C | 8h | 4 | 2h 35m | 5/7 |
| Los Angeles | 28°C | 20°C | 9h | 1 | 11h 10m | 5/7 |
| Malta | 28°C | 25°C | 9h | 3 | 3h 30m | 5/7 |
| Shanghai | 28°C | – | 5h | 10 | 11h 30m | 5/7 |
| Crete | 27°C | 24°C | 10h | 1 | 4h 05m | 7/7 |
| Rome | 27°C | 24°C | 8h | 5 | 2h 55m | 7/7 |
| Tuscany and Pisa | 27°C | – | 7h | 5 | 2h 40m | 7/7 |
| Faro and the Algarve | 27°C | 21°C | 10h | 2 | 2h 45m | 6/7 |
| Lisbon | 27°C | 19°C | 9h | 3 | 2h 40m | 6/7 |
| Madrid | 27°C | – | 9h | 3 | 2h 35m | 6/7 |
| Salou and the Costa Dorada | 27°C | 23°C | 8h | 5 | 2h 30m | 6/7 |
| Barcelona | 26°C | 23°C | 7h | 5 | 2h 20m | 6/7 |
| Madeira | 26°C | 23°C | 7h | 2 | 3h 40m | 6/7 |
| Beijing | 26°C | – | 8h | 6 | 10h 05m | 5/7 |
| Washington | 26°C | – | 8h | 8 | 8h 30m | 5/7 |
| Istanbul | 25°C | 23°C | 8h | 5 | 4h 25m | 7/7 |
| Nice and the Riviera | 25°C | 22°C | 8h | 4 | 2h 20m | 6/7 |
| Split | 25°C | 23°C | 8h | 6 | 2h 55m | 6/7 |
| Bucharest | 25°C | – | 8h | 5 | 3h 40m | 5/7 |
| Toulouse | 25°C | – | 7h | 7 | 2h 10m | 5/7 |
| New York | 24°C | – | 8h | 8 | 7h 45m | 7/7 |
| Venice | 24°C | 22°C | 7h | 6 | 2h 35m | 7/7 |
| Biarritz and the Basque Coast | 24°C | 21°C | 6h | 9 | 2h 05m | 6/7 |
| Chicago | 24°C | – | 8h | 8 | 8h 30m | 6/7 |
| Milan and the Lakes | 24°C | – | 6h | 5 | 2h 20m | 6/7 |
| Porto | 24°C | 18°C | 8h | 6 | 2h 15m | 6/7 |
| Turin | 24°C | – | 6h | 6 | 2h 25m | 6/7 |
| Boston | 23°C | – | 8h | 9 | 7h 10m | 7/7 |
| Budapest | 23°C | – | 7h | 5 | 2h 50m | 7/7 |
| Lyon | 23°C | – | 6h | 7 | 2h 15m | 6/7 |
| San Francisco | 23°C | 16°C | 9h | 1 | 11h 05m | 5/7 |
| Sofia | 23°C | – | 8h | 5 | 3h 35m | 5/7 |
| Zagreb | 23°C | – | 7h | 8 | 2h 50m | 5/7 |
| Chișinău and Moldova | 22°C | – | 7h | 6 | 3h 30m | 6/7 |
| Geneva and the Alps | 22°C | – | 6h | 8 | 2h 15m | 6/7 |
| Toronto | 22°C | – | 7h | 9 | 7h 45m | 6/7 |
| Basel | 22°C | – | 5h | 8 | 2h 05m | 5/7 |
| Bratislava | 22°C | – | 7h | 6 | 2h 45m | 5/7 |
| Iasi | 22°C | – | 7h | 7 | 3h 35m | 5/7 |
| Cluj-Napoca | 21°C | – | 7h | 7 | 3h 15m | 6/7 |
| Cologne | 21°C | – | 5h | 9 | 1h 50m | 6/7 |
| Paris | 21°C | – | 6h | 8 | 1h 40m | 6/7 |
| Vienna | 21°C | – | 6h | 6 | 2h 45m | 6/7 |
| Dusseldorf | 21°C | – | 5h | 10 | 1h 45m | 5/7 |
| Kosice | 21°C | – | 6h | 6 | 3h | 5/7 |
| Frankfurt | 21°C | – | 5h | 8 | 2h | 4/7 |
| Salzburg and the Austrian Alps | 20°C | – | 5h | 11 | 2h 30m | 7/7 |
| Berlin | 20°C | – | 6h | 7 | 2h 20m | 6/7 |
| Wroclaw | 20°C | – | 5h | 8 | 2h 30m | 6/7 |
| Luxembourg | 20°C | – | 5h | 9 | 1h 50m | 5/7 |
| Poznan | 20°C | – | 5h | 8 | 2h 30m | 5/7 |
| Katowice | 20°C | – | 5h | 8 | 2h 45m | 4/7 |
| Memmingen | 20°C | – | 5h | 9 | 2h 20m | 4/7 |
| Rzeszow | 20°C | – | 5h | 7 | 3h | 4/7 |
| Dublin, for comparison | 17°C | 15°C | 4h | 10 | – | – |
Long-term averages, rounded. Rainy days are days with at least 1mm of rain. Sea temperature is shown where there is a beach to swim from.
Irish school holidays in September 2027
No mid-term or school holidays in September, so fares are usually calmer. Good news for anyone not tied to the school run.
What's on in September
Not every good trip is about the sun. Festivals, carnivals and Christmas markets worth the flight.
Barcelona 26°C
La Mercè, the city’s big festival around 24 September: human towers, fire runs and free concerts.
Direct from DublinMunich 19°C
Oktoberfest starts in mid-to-late September and runs into early October. Hotels go mad, book months ahead.
Direct from Dublin
Dates move from year to year. Check the event's own website before you book.
Questions people actually ask
Where is warm in September with a direct flight from Dublin?
The warmest places with direct flights from Dublin in September are Abu Dhabi (40°C), Doha (40°C), Dubai (39°C), Cairo (33°C) and Antalya (32°C). Those are average daytime highs.
Where is the sea warm enough to swim in September?
Direct from Dublin, the warmest sea is in Abu Dhabi (33°C), Dubai (32°C), Cancún and the Riviera Maya (29°C) and Miami (29°C). The Irish Sea is about 15°C, for comparison.
Where is sunniest in September?
Of the places with direct flights, Paphos gets the most sunshine in September, about 11 hours a day. Dublin averages about 4.
Are there school holidays in Ireland in September 2027?
No. With no mid-term or school holidays, fares and hotel prices are usually calmer, which makes it a good time for anyone without kids in school.
What's on in September?
Barcelona: La Mercè, the city’s big festival around 24 September: human towers, fire runs and free concerts. Munich: Oktoberfest starts in mid-to-late September and runs into early October. Hotels go mad, book months ahead.