Ireland in September: A Guide to Weather, Festivals, and Activities

by Sean O'Brien | Aug 4, 2023 | About Ireland, Don't Miss Visiting, Plan Your Visit, Things to Do in Ireland

September is a great time to visit Ireland. The weather is mild, the crowds are smaller, and the landscape is beautiful. With average highs of 13°C/55°F and average lows of 9°C/48°F, the weather is still pleasant, and the days are still long. As summer fades away, the fall colors begin to emerge, and the countryside is transformed into a kaleidoscope of reds, yellows, and oranges.

September is an ideal time to explore Ireland’s natural beauty. The landscapes are less crowded, and the weather is still mild enough to enjoy outdoor activities. Visitors can take scenic drives along the Wild Atlantic Way, hike in the mountains, or stroll along the beaches. The cooler temperatures are also perfect for exploring Ireland’s cities and towns, such as Dublin, Galway, and Cork. These cities are home to a wealth of cultural attractions, including museums, galleries, and historic sites.

Whether you’re interested in exploring Ireland’s natural beauty or its cultural heritage, September is an excellent time to visit. With fewer crowds, mild weather, and stunning landscapes, it’s no wonder that September is becoming an increasingly popular time to visit Ireland.

Weather in September

September is a great time to visit Ireland, thanks to its mild and pleasant weather. The country typically experiences an average high temperature of 13°C/55°F and an average low of 9°C/48°F. However, it is important to note that the weather can be unpredictable and can vary greatly from day to day.

During the day, temperatures can range from 13°C/55°F and upwards, making it a comfortable experience for visitors. The nights are slightly cooler, with lows of 9°C/48°F. While there may be occasional rainfall, it is generally not too heavy and does not last long.

Visitors should pack for all types of weather, including light layers, waterproof jackets, and comfortable walking shoes. It is also recommended to bring sunscreen and sunglasses, as the sun can still be strong during the day.

Overall, September is a great month to visit Ireland for those who want to enjoy mild weather and avoid the crowds of the summer months.

Top Destinations

September is a fantastic time to visit Ireland. The weather is mild, and the crowds are thinner than in the peak summer months. Here are some of the top destinations to visit in Ireland in September.

Dublin

Dublin is the capital city of Ireland and is a vibrant and bustling city. It has a rich history, and there are plenty of things to do and see. Some of the top attractions include:

  • The Guinness Storehouse: Learn about the history of Guinness and enjoy a pint with a panoramic view of the city.
  • Trinity College: Visit Ireland’s oldest university and see the famous Book of Kells.
  • Dublin Castle: Take a tour of the castle and learn about its history.

Cork

Cork is a charming city located in the south of Ireland. It is known for its food, music, and culture. Some of the top attractions include:

  • English Market: Explore the famous indoor food market and sample some of the local produce.
  • Cork City Gaol: Take a tour of the old prison and learn about its history.
  • St. Fin Barre’s Cathedral: Admire the beautiful architecture of the cathedral and learn about its history.

Galway

Galway is a picturesque city located on the west coast of Ireland. It is known for its traditional music, arts, and culture. Some of the top attractions include:

  • Claddagh: Visit the famous fishing village and see the Claddagh ring.
  • Galway Cathedral: Admire the beautiful stained glass windows of the cathedral.
  • Spanish Arch: Explore the historic arch and learn about its history.

Overall, Ireland is a fantastic destination to visit in September. Whether you’re interested in history, culture, food, or music, there is something for everyone.

Festivals and Events

September is a great time to visit Ireland as it is packed with festivals and events. Here are some of the most popular ones:

Galway Oyster Festival

The Galway Oyster Festival is an annual event that takes place in Galway City every September. This festival is a celebration of Ireland’s rich seafood heritage and includes a variety of events such as oyster shucking competitions, seafood tastings, and live music performances. The highlight of the festival is the World Oyster Opening Championship, where top shuckers from around the world compete for the title of the world’s best oyster opener.

Dublin Fringe Festival

The Dublin Fringe Festival is a multi-disciplinary arts festival that takes place in various locations across Dublin City every September. The festival features a diverse range of performances including theatre, dance, music, comedy, and visual arts. The festival is known for its innovative and experimental programming, and attracts both local and international artists and audiences.

The festival is a great opportunity to experience the vibrant cultural scene in Dublin and to discover new and emerging artists. It also offers a chance to explore the city’s many cultural venues and to enjoy the lively atmosphere of the festival.

Overall, September is a great time to visit Ireland if you are interested in festivals and events. With so many great options to choose from, there is something for everyone.

Outdoor Activities

September is a great month to explore the outdoors in Ireland. With the summer crowds gone, the weather is still mild, and the changing colors of the landscape make for a stunning backdrop. Here are some of the best outdoor activities to enjoy in Ireland in September.

Hiking

Ireland has some of the best hiking trails in the world, and September is the perfect time to explore them. With the summer heat gone, the temperature is perfect for a long hike. The changing colors of the landscape make the views even more stunning. Some of the best hiking trails in Ireland include:

  • The Wicklow Way: This 131 km trail takes you through the Wicklow Mountains National Park, passing through stunning scenery, charming villages, and historic sites.
  • The Kerry Way: This 214 km trail takes you through the Iveragh Peninsula, offering spectacular views of the Atlantic Ocean and the rugged coastline.
  • The Dingle Way: This 179 km trail takes you through the stunning Dingle Peninsula, offering breathtaking views of the Blasket Islands and the Atlantic Ocean.

Cycling

Cycling is another great way to explore the Irish countryside in September. With the cooler temperatures, it’s the perfect time to hop on a bike and explore the stunning scenery. Some of the best cycling routes in Ireland include:

  • The Great Western Greenway: This 42 km route takes you through the stunning countryside of Mayo, passing through charming towns and villages.
  • The Ring of Kerry: This 179 km route takes you through the scenic Iveragh Peninsula, offering spectacular views of the coast and the mountains.
  • The Waterford Greenway: This 46 km route takes you through the stunning countryside of Waterford, passing through historic sites and charming villages.

Whether you prefer hiking or cycling, Ireland has plenty of outdoor activities to offer in September. With the mild weather and stunning scenery, it’s the perfect time to explore the great outdoors.

Irish Cuisine in September

When it comes to Irish cuisine in September, there are plenty of delicious dishes to try. From fresh seafood to hearty traditional fare, there’s something for everyone’s taste buds.

Seafood

September is a great time to sample some of Ireland’s freshest seafood. With the cooler waters of autumn, fish and shellfish are at their best. Some popular seafood dishes to try include:

  • Smoked Salmon: Ireland is known for its smoked salmon, which is often served with brown bread and butter.
  • Fish and Chips: A classic dish that can be found in many Irish pubs and restaurants. Look for a place that uses fresh, locally caught fish.
  • Mussels: September is peak season for mussels in Ireland. Look for them on menus in coastal towns and cities.

Traditional Dishes

Ireland is also known for its hearty, comforting traditional dishes. Some popular options include:

  • Irish Stew: Made with lamb or beef, potatoes, carrots, and onions, Irish stew is a filling and flavorful dish that’s perfect for cooler weather.
  • Boxty: A type of potato pancake that’s often served with bacon and eggs for breakfast.
  • Colcannon: Mashed potatoes mixed with kale or cabbage, butter, and cream. This dish is often served as a side with meat or fish.

In addition to these dishes, September is also a great time to try some of Ireland’s seasonal produce. Look for dishes made with apples, blackberries, and root vegetables like parsnips and turnips.

Overall, September is a great time to explore the flavors of Ireland. Whether you’re a seafood lover or a fan of traditional Irish fare, there’s plenty to discover.

Travel Tips

Packing Tips

When traveling to Ireland in September, it is important to pack for all types of weather. The average temperature in Ireland in September sees average highs of 13°C/55°F and average lows of 9°C/48°F. This means that it can be chilly in the mornings and evenings but pleasant during the day. It is recommended to bring layers and light rain gear. Bringing a good pair of walking shoes is also essential as there are plenty of outdoor activities to enjoy.

Transportation

Transportation in Ireland is relatively easy and convenient. The most popular way to travel around the country is by renting a car. It is recommended to book a rental car in advance to ensure availability. Public transportation such as buses and trains are also available and can be a cost-effective option. It is important to note that some rural areas may not have as many transportation options available.

When driving in Ireland, it is important to remember that they drive on the left side of the road. It is recommended to take it slow and be cautious, especially when driving on narrow roads. It is also important to note that some roads may not have streetlights, so it is best to avoid driving at night if possible.

Overall, traveling to Ireland in September can be a wonderful experience. By packing for all types of weather and choosing the right transportation options, travelers can make the most of their trip and enjoy all that Ireland has to offer.

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