September tours in Iceland reveal one of the largest varieties of things to do over the entire year. Whale-watching tours from Reykjavik still set sail under soft autumn light, with cool air that makes time on the water especially refreshing.
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As night falls, northern lights tours take you beyond the city to witness the aurora, with the northern lights super jeep tour offering one of the most immersive ways to experience it. September days are cool and often bright, while some nights bring clear, starry skies that signal the approach of winter.
September in Reykjavik strikes the perfect balance of comfort and adventure. Almost all day trips from Reykjavik still offer regular departures to top destinations beyond the city, and fall colors soon start to paint the landscapes.
This guide to the 13 best things to do in Reykjavik in September captures why this in-between month is one of the most rewarding times to visit Iceland’s capital.
Key Takeaways
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Reykjavik in September offers cool air, golden light, and the first signs of the northern lights as the city moves from summer to autumn.
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Top things to do include whale watching, northern lights tours, museum visits, food walks, and relaxing in geothermal spas like Sky Lagoon.
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The city’s calm atmosphere and fewer crowds make it a great time to enjoy local culture, cozy cafes, and colorful street art.
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Nature lovers can explore Heidmork Nature Reserve or take day trips to the Golden Circle, South Coast, and Snaefellsnes Peninsula.
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The Reykjavik International Film Festival adds extra excitement, bringing movies, art, and live events across the city.
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Average temperatures are around 46 F (8 C), so pack warm layers and waterproof clothing for exploring outdoors.
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September is one of the best times to enjoy both city life and Iceland’s peaceful nature in a relaxed way.
What Makes September in Reykjavik Special
September in Iceland marks a gentle transition between summer and winter in Iceland’s capital. After months of long, bright daylight and midnight sun, the evenings grow noticeably darker, bringing the first opportunities to see the northern lights. It’s a time when the city feels both relaxed and full of quiet anticipation.
Daylight drops from about 13 hours at the beginning of the month to around 11 and a half by its end, while temperatures average near 46 F (8 C). The air feels crisp but comfortable, perfect for exploring Reykjavik’s parks, waterfront paths, and nearby nature spots.
Locals love this in-between season for its cool but pleasant weather and lively city atmosphere. September brings cultural events, cozy cafes, and the return of aurora sightings.
Below, you'll find 13 of the top things to do in Reykjavik in September.
13. Go Horseback Riding
Horseback riding in Iceland is one of the best things to do in Reykjavik in September. Mild weather, colorful fields, and fewer crowds make it the perfect time to explore the countryside on horseback.
The Icelandic horse is known for its friendly nature and smooth tolt gait, which makes riding comfortable even for beginners. These small but strong horses have been part of Icelandic culture for centuries and are loved by locals and visitors alike.
You can join this heritage riding tour or a top-rated horse tour to explore lava fields, meadows, and rivers just outside the city. These guided rides let you enjoy Iceland’s peaceful scenery and learn about its unique horse breed.
Horseback riding near Reykjavik is a great way to experience Iceland’s nature and culture up close. It’s relaxing, easy to join from the city, and one of the most rewarding outdoor activities to try in September.
12. Discover Reykjavik’s Street Art
Reykjavik’s once-grey walls are now bursting with color, transforming the city into an open-air gallery. The city’s mural scene gained momentum in 2015 and is beautifully highlighted in this guide to street art in Reykjavik.
You’ll find some of the best murals along Laugavegur Shopping Street and the nearby lanes of Downtown Reykjavik. The Grandi Harbor Area is another hotspot, where large warehouses feature bold designs ranging from playful characters to detailed portraits.
Because the artwork changes regularly, every visit feels unique. For a closer look, you can book a private street art and photography tour in Reykjavik with a local guide who shares the stories behind the murals. The crisp light of autumn makes the colors stand out, making this one of the most photogenic things to do in Reykjavik in September.
11. Explore Heidmork Nature Reserve
Exploring Heidmork Nature Reserve is one of the most refreshing things to do in Reykjavik in September. Just a short bus ride from downtown, this scenic park of lava fields, forests, and lakes offers peaceful trails surrounded by golden birch leaves and autumn colors.
More than 26 species of trees and around 60 species of wild birds thrive here, making it a haven for nature lovers. Visitors can hike or cycle along marked paths, fish in quiet lakes, or admire volcanic formations like the Burfell Crater.
Heidmork also features several viewpoints across the reserve, offering wide-open landscapes and a tranquil escape from the city. You can reach the area by taking Bus No. 5 from Hlemmur Station to the Bugda stop, the main gateway to the reserve.
10. Attend Reykjavik International Film Festival (RIFF)
Every late September, Reykjavik becomes a gathering place for film lovers as the Reykjavik International Film Festival (RIFF) takes over cinemas, theaters, and even swimming pools. Since its debut in 2004, this independent, non-profit event has grown into one of Iceland’s most anticipated cultural celebrations.
Screenings take place in beloved venues like Bio Paradis, Harpa Concert Hall, and even unconventional spaces such as caves and private homes. Visitors can also join lively panels, workshops, concerts, and art exhibitions that encourage open dialogue and cultural exchange.
RIFF helps amplify Icelandic cinema on the world stage. Learn more about this creative rise in the story of Icelandic cinema, or explore the top film festivals in Iceland to discover more celebrations of Icelandic creativity.
9. Explore Beyond Reykjavik on a Day Trip
Heading beyond Reykjavik is one of the best things to do in September, especially for first-time visitors. The roads are clear after summer, the weather is mild, and the days are still bright enough for long sightseeing adventures.
A day trip is the easiest way to experience Iceland’s famous natural sights while staying in the capital. Join this Golden Circle day tour from Reykjavik to visit Thingvellir National Park, the Geysir geothermal area, and Gullfoss waterfall, all in one day.
If you’d rather see Iceland’s southern coast, the South Coast day tour from Reykjavik takes you to Seljalandsfoss and Skogafoss waterfalls, Reynisfjara black sand beach, and the charming village of Vik.
Both tours include hotel pickup and drop-off, perfect for travelers who prefer not to drive. They’re also led by local guides who share insights about Icelandic history, nature, and culture.
8. Join Reykjavik’s Food Walk
Tasting your way through the Reykjavik food walk offers a delicious glimpse into Icelandic culture. Local menus mix traditional recipes with modern flavors, featuring dishes like tender slow-roasted lamb, fresh Arctic fish, rich ice cream, and the famous Icelandic hot dog.
Joining food and drink tours is one of the most fun things to do in Reykjavik in September. If you prefer, you could also plan your own food walk, inspired by Reykjavik’s top restaurants.
You might also discover some of the best-value places to eat in Reykjavik, from cozy cafes to family-run restaurants serving classic Icelandic dishes. It’s a great way to enjoy authentic local food while saving money.
7. Experience Reykjavik’s Nightlife
As September evenings stretch longer, Reykjavik’s nightlife comes alive. Locals return from summer getaways, and bars fill with laughter and conversation. Along Laugavegur and its side streets, cozy pubs and lively dance spots create a warm, welcoming atmosphere after dark.
Ellý is a longtime favorite, a laid-back spot for a drink that comes alive with sing-along karaoke later in the night. Nearby, Prikid blends local beats and hip-hop music with a casual cafe atmosphere, even serving breakfast during the day. Kiki Queer Bar features drag shows and pop beats on its intimate dance floor.
Many of the best bars in Reykjavik stay open until 4 or even 5 AM, so nights in Reykjavik can stretch into dawn. Chat with locals over local Icelandic craft beer or dance to live music.
Experiencing the city’s nightlife is one of the most fun things to do in Reykjavik in September.
6. Trace History in Reykjavik’s Museums
September’s cool mornings are perfect for museum-hopping around Reykjavik. Start at the National Museum of Iceland, home to The Making of a Nation exhibition. It features around 2,000 artifacts from the settlement era to modern times. Audio guides and interactive displays make Iceland’s history easy to follow and fascinating to explore.
Another must-see is the Settlement Exhibition, which preserves the excavated remains of a 10th-century Viking longhouse and a pre-871 turf wall. Multimedia displays trace Reykjavik’s transformation from a simple farmstead into the country’s capital.
Families and science enthusiasts will enjoy visiting Perlan Museum, home to the Wonders of Iceland exhibition. You can book admission to Perlan to walk through a man-made ice cave, see an 8K northern lights show, and step onto a 360-degree observation deck for panoramic views.
Learn more about the city’s cultural highlights in this guide to the best museums in Reykjavik and explore all museum tickets in Iceland. Museum-hopping is among the most rewarding things to do in Reykjavik in September, combining history, discovery, and warmth on cool autumn days.
5. See the Views from Hallgrimskirkja Church
Visiting the tallest church in Iceland in September is one of the best things to do in Reykjavik. Hallgrimskirkja Church is the city’s most iconic landmark, inspired by the shapes of Iceland’s basalt lava columns. At 244 feet (74.5 meters), it towers over the capital and defines the city’s skyline.
Take the elevator to the viewing deck for panoramic views over the colorful rooftops, Faxafloi Bay, and the surrounding mountains. Inside the church, you can see the massive 5,275-pipe organ. Outside, the statue of Leifur Eiriksson stands in the plaza, a 1930 gift from the United States honoring the Viking explorer.
September adds something special to sightseeing in Reykjavik. Autumn colors appear on nearby hillsides, and on clear days, the views from Hallgrimskirkja are especially striking. With fewer crowds, you can linger and fully enjoy Hallgrimskirkja.
4. Shop on Laugavegur Street
Laugavegur Street is Reykjavik’s main shopping area, lined with boutiques, vintage shops, and cozy cafes. Exploring this spot is one of the best things to do in Reykjavik in September, when crisp air, autumn colors, and seasonal sales bring new life to the city.
Start at 66°North’s flagship store for trendy outerwear. Discover local style at Kormaks & Skjaldar, Kronkron, and Spuutnik, where local designers show off Reykjavik’s effortlessly cool look. Find more local favorites in this guide to the best shops in Reykjavik.
You can also stop by the Handknitting Association of Iceland. Shop for authentic wool hats and sweaters handmade by local artisans. Each piece reflects the country’s deep connection to nature and tradition, making them meaningful souvenirs from Iceland.
Between shops, rest in Reykjavik’s cafes like Sandholt Bakery or Te & Kaffi, where the scent of fresh pastries fills the air. With up to 13 hours of daylight in September, you’ll have plenty of time to explore, shop, and enjoy Laugavegur’s relaxed yet lively atmosphere.
3. Go Whale-Watching From the Old Harbour
Reykjavik’s Old Harbour is the perfect place to begin an unforgettable whale-watching adventure in Iceland. Tours operate year-round, and September remains within the main season for good sightings.
Over 20 whale species visit Icelandic waters, with humpbacks most common from April to October and minke whales seen in every season.
Blue and fin whales migrate during the summer months, and early autumn can still bring the chance to see them on a whale-watching tour from Reykjavik. You may also spot porpoises and playful white-beaked dolphins gliding through the waves.
As the busy summer season winds down, tours in September often feel more relaxed, with smaller groups and fewer crowds. Dress warmly and plan your tour early in your stay in case of weather changes.
2. Relax at Sky Lagoon or Laugardalslaug
Icelanders have perfected the art of relaxation, and soaking in hot springs and geothermal pools is a cherished part of everyday life. Just 3.7 miles (6 kilometers) west of downtown, Sky Lagoon offers a peaceful oceanfront spa escape that blends Icelandic nature with modern comfort.
Those who want to experience it effortlessly can book an admission and transfer to Sky Lagoon. The facility features an infinity-edge pool, turf walls, and its signature seven-step ritual, which guides you through cycles of heat, cold, and rest. You can even enjoy a drink from the swim-up bar.
For a more local vibe, Laugardalslaug Swimming Pool features outdoor pools, steam rooms, slides, and several hot tubs at a much more affordable price. With its relaxed atmosphere, family-friendly facilities, it remains a favorite spot to unwind and connect with locals year-round.
1. See the Northern Lights
The northern lights are one of Iceland’s most mesmerizing natural wonders, and September marks the start of aurora season. As nights grow longer and darker, the sky comes alive with the possibility of vivid green and pink lights dancing above the horizon.
You don’t have to go far to see them. Top spots in Reykjavik include Grotta Lighthouse on the Seltjarnarnes Peninsula and Oskjuhlid Hill near Perlan, both offering great views of the night sky. Even in the city, seeing the lights feels magical.
The brightest displays usually appear between 9 PM and 1 AM, when the sky is darkest and the air is crisp. Check the aurora forecast in Iceland before heading out, and explore the best northern lights spots in Reykjavik for more viewing ideas.
Hunting the aurora is one of the most magical things to do in Reykjavik in September. While it’s sometimes visible from the city, light pollution makes sightings rare. For the best chance, join a guided bus northern lights tour or drive to darker areas like Thingvellir National Park or the Seltjarnarnes Peninsula.
FAQs About Visiting Reykjavik in September
Traveling to Reykjavik in September comes with a mix of mild weather, colorful scenery, and exciting seasonal changes. If you’re wondering what to expect, from the best activities and day trips to what to pack, these FAQs will help you plan your visit with confidence.
Is September a good time to visit Reykjavik?
Yes. September offers comfortable temperatures, fewer crowds, and a mix of summer energy and early winter magic. You can enjoy days for sightseeing and dark nights perfect for northern lights viewing.
Can you see the northern lights in Reykjavik in September?
Yes. The northern lights often appear this month as nights grow darker. You can sometimes spot them from the city, though your chances improve on a guided northern lights super jeep tour outside Reykjavik.
What’s the weather like in Reykjavik in September?
Temperatures average around 46°F (8°C). Expect cool, crisp air, occasional rain, and about 11 to 13 hours of daylight, which makes it ideal for exploring both the city and the countryside. For up-to-date conditions, check the Icelandic weather forecast.
Are there festivals in Reykjavik in September?
Yes. The Reykjavik International Film Festival brings screenings, workshops, and panel discussions, creating a lively and creative atmosphere.
What are the best day trips from Reykjavik in September?
Popular choices include the Golden Circle, South Coast, and Snaefellsnes Peninsula. These routes feature waterfalls, geysers, black sand beaches, and mountain views.
What should I pack for Reykjavik in September?
Pack layers, a waterproof jacket, sturdy shoes, and warm accessories like gloves and a hat. The weather changes quickly, so it’s best to be ready for both sunshine and rain. You can also check the Iceland packing guide for a full list of essentials.
Capture the Magic of September in Reykjavik
Feel the best things to do in Reykjavik in September come to life as the season changes. Golden light fills the streets, cafes feel extra cozy, and the first northern lights begin to appear above the skyline.
It’s the perfect time to enjoy Iceland at a relaxed pace. Explore local culture, unwind in geothermal pools, or take food tours to sample traditional cuisine. You can learn more about what to expect this month in Iceland in September.
September offers a calm and balanced mix of city life and nature. Let this guide to the 13 best things to do in Reykjavik in September inspire your trip and help you make the most of this beautiful season in Iceland’s capital.
What are you most excited to do in Reykjavik this September? If you’ve spent time in Iceland during the fall, we’d love to hear your favorite memories. Let us know in the comments.
