
Iceland, known as the “Land of Fire and Ice,” is a geological wonder, boasting some of the world’s most impressive volcanic landscapes. From towering volcanic cones to expansive lava fields and geothermal hot springs, the country’s unique terrain tells the story of millennia of volcanic activity. September is an ideal month to explore these dramatic landscapes, as the summer crowds taper off and the weather remains favorable for outdoor adventures.
Why Visit Iceland’s Volcanic Landscapes in September?
Ideal Weather for Outdoor Exploration
September in Iceland offers a mix of mild weather and changing autumn colors, making it a perfect time for exploring the country’s volcanic wonders. The temperatures are cooler but still comfortable, averaging between 40°F and 55°F (4°C to 13°C), and the days are long enough to enjoy extended excursions. The possibility of catching the Northern Lights as the nights grow longer adds an extra layer of magic to your visit.
Fewer Tourists and More Tranquility
As the high season ends, Iceland’s popular sites become less crowded in September. This means you can explore the country’s volcanic landscapes with greater tranquility, allowing for a more immersive experience. Whether you’re hiking to a volcanic crater or soaking in a geothermal hot spring, the sense of solitude and connection to nature is enhanced during this time of year.
Unique Autumn Scenery
September marks the beginning of autumn in Iceland, bringing with it a beautiful transformation of the landscape. The moss-covered lava fields, rolling hills, and volcanic peaks take on vibrant hues of red, orange, and yellow. This seasonal change adds a unique dimension to your exploration, making the volcanic scenery even more breathtaking.
Top Volcanic Sites to Explore in Iceland in September
1. Þingvellir National Park
A UNESCO World Heritage Site with Geological Significance

Þingvellir National Park is not only a place of great historical importance but also a geological marvel. Located on the boundary between the North American and Eurasian tectonic plates, the park features stunning rift valleys, fissures, and volcanic landscapes. The park is part of the famous Golden Circle route, making it easily accessible for visitors.
Why Visit in September?
September offers ideal conditions for exploring Þingvellir, with cooler weather and fewer tourists. The park’s volcanic features, such as the Almannagjá rift and the Silfra fissure, are particularly striking during this time of year. The autumn colors enhance the beauty of the landscape, and the possibility of seeing the Northern Lights adds to the allure.
2. Hekla Volcano
Iceland’s Most Active and Iconic Volcano

Hekla, often referred to as the “Gateway to Hell” in medieval times, is one of Iceland’s most active volcanoes. It has erupted over 20 times since 874 AD, with its last eruption occurring in 2000. The volcano’s distinctive shape and the surrounding rugged landscape make it a must-visit for anyone interested in Iceland’s volcanic activity.
Why Visit in September?
September is a great time to hike around Hekla, as the weather is generally stable, and the trails are less crowded. The volcano’s slopes offer breathtaking views of the surrounding lava fields and distant glaciers. The cooler temperatures make for a comfortable hike, and the autumnal colors create a stunning contrast against the dark volcanic soil.
3. Askja Caldera and Víti Crater
A Remote Volcanic Wonderland

Located in the remote Highlands of Iceland, the Askja Caldera is a large volcanic crater formed by a series of powerful eruptions. Inside the caldera lies the Víti Crater, filled with a strikingly blue geothermal lake. This area is one of Iceland’s most dramatic and remote volcanic landscapes, offering a true sense of adventure for those willing to make the journey.
Why Visit in September?
September is an excellent time to explore Askja and Víti, as the summer crowds have diminished, and the weather is still favorable for travel in the Highlands. The drive to Askja takes you through vast lava fields, rugged mountains, and glacial rivers, making the journey as memorable as the destination. The contrasting colors of the blue crater lake against the dark volcanic terrain are particularly vibrant during this time of year.
4. Landmannalaugar
A Geothermal Paradise in the Highlands
Landmannalaugar is famous for its colorful rhyolite mountains, expansive lava fields, and natural hot springs. The area is part of the Fjallabak Nature Reserve and is a popular starting point for the Laugavegur Trail, one of Iceland’s most famous hiking routes. The geothermal activity in the region has created a stunning landscape of steaming vents, bubbling mud pools, and vibrant mineral deposits.
Why Visit in September?
September is an ideal time to visit Landmannalaugar, as the area’s autumn colors are at their peak, creating a breathtaking tapestry of reds, oranges, and yellows. The cooler temperatures make hiking more comfortable, and the natural hot springs provide a perfect way to relax after a day of exploration. With fewer visitors in the area, you can enjoy the serene beauty of Landmannalaugar in relative solitude.
5. Krafla Volcano and Víti Crater
A Volcanic System in the North of Iceland
Krafla is one of Iceland’s most active volcanic systems, located in the Mývatn region in the north. The area is known for its geothermal activity, including steaming vents, boiling mud pots, and lava fields. The Krafla volcano itself has erupted multiple times in recent history, most notably during the “Krafla Fires” from 1975 to 1984. The Víti Crater, similar in name to the one at Askja, is a striking feature filled with a turquoise geothermal lake.
Why Visit in September?
Visiting Krafla in September offers a unique opportunity to witness the volcanic landscape under the soft autumn light. The cooler weather and fewer tourists make it an ideal time for hiking around the volcanic system. The contrasting colors of the geothermal features against the autumn foliage create a mesmerizing scene. The nearby Mývatn Nature Baths are perfect for a relaxing soak after exploring the volcanic terrain.
6. Eldfell Volcano on Heimaey Island
A Young Volcano with a Fascinating History
Eldfell, located on the island of Heimaey in the Westman Islands, is one of Iceland’s youngest volcanoes, having formed during an eruption in 1973. The eruption, which lasted for several months, created a new volcanic cone and dramatically altered the island’s landscape. Today, Eldfell is a popular hiking destination, offering panoramic views of the island and the surrounding ocean.
Why Visit in September?
September is a fantastic time to hike Eldfell, as the weather is mild, and the summer crowds have dissipated. The hike to the summit is relatively short, but the views are spectacular, especially with the autumn colors adding vibrancy to the landscape. The island’s volcanic history is fascinating, and the opportunity to walk on such a young volcano makes for a memorable experience.
7. Snæfellsjökull National Park
A Volcanic Glacier with Mythical Significance
Snæfellsjökull is a stratovolcano topped by a glacier, located on the Snæfellsnes Peninsula in western Iceland. This iconic volcano is best known as the setting for Jules Verne’s novel “Journey to the Center of the Earth.” The surrounding national park features diverse volcanic landscapes, including lava fields, craters, and coastal cliffs.
Why Visit in September?
September is an ideal time to visit Snæfellsjökull, as the weather is generally favorable for hiking, and the glacier is still accessible. The autumn colors enhance the beauty of the volcanic landscape, and the park’s trails offer stunning views of the surrounding peninsula. The area’s mystical atmosphere and geological diversity make it a must-visit for anyone exploring Iceland’s volcanic landscapes.
8. Fagradalsfjall Volcano
Witnessing a Recent Volcanic Eruption Site
Fagradalsfjall, located on the Reykjanes Peninsula, is one of Iceland’s most recent eruption sites, having erupted in 2021. The eruption, which lasted for several months, created new lava fields and provided a rare opportunity to witness volcanic activity up close. The area around Fagradalsfjall is a popular destination for hikers and geologists alike.
Why Visit in September?
September offers a unique opportunity to explore the freshly formed lava fields at Fagradalsfjall. The cooler temperatures make hiking more comfortable, and the lack of summer crowds allows for a more peaceful experience. The contrast between the dark lava and the autumn colors of the surrounding landscape creates a striking visual experience. The hike to the eruption site is moderately challenging but rewarding, with the chance to witness the raw power of nature firsthand.
Conclusion
Iceland’s volcanic landscapes offer a unique and unforgettable experience for travelers, especially in September when the weather is mild, and the autumn colors are in full display. From the geological wonders of Þingvellir National Park to the newly formed lava fields at Fagradalsfjall, there’s no shortage of breathtaking sites to explore.
Whether you’re hiking to a remote volcanic crater, soaking in a geothermal hot spring, or simply marveling at the stunning scenery, Iceland’s volcanic landscapes provide an unparalleled adventure. September’s combination of fewer tourists, comfortable weather, and vibrant autumn colors makes it the perfect time to discover the geological wonders of this incredible island nation.