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Eldfell

Volcano

Eldfell is the volcanic cone on Heimaey, Vestmannaeyjar, formed in the 1973 eruption that reshaped the town; visitors hike the crater and examine fresh lava fields and harbour defences.

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Eldfell essentials

Address: Eldfell, Heimaey, Vestmannaeyjar, Southern Region, Iceland

About Eldfell

Eldfell is a volcanic cone on the island of Heimaey, the largest island in the Vestmannaeyjar archipelago off Iceland’s south coast, created by a major eruption in January 1973. The eruption produced a new volcanic hill and extensive lava fields that altered the island’s landscape.

A marked trail leads to the crater rim, which rises roughly 200 metres above sea level and provides panoramic views across Heimaey and the North Atlantic. The surrounding lava fields from 1973 are accessible for walks and interpretation, and signage explains the eruption’s effects on the town and harbour.

The Eldfell eruption began suddenly on 23 January 1973 and prompted the rapid evacuation of the island’s residents. The emergency response included large-scale seawater pumping to cool and divert lava flows, an intervention that helped preserve the harbour and allowed the town to be largely rebuilt.

Eldfell sits on Heimaey in the Vestmannaeyjar archipelago off Iceland’s south coast; the island is reached by ferry or flight from the Icelandic mainland and the cone dominates the local landscape.

  • 1973 eruption date and evacuation: Erupted suddenly on 23 January 1973, forming the new cone and forcing the near-complete evacuation of Heimaey’s population of about 5,300 people.
  • Harbour protection: Engineers pumped seawater to cool advancing lava flows, a large-scale intervention that helped safeguard the island’s harbour.

What to See#

  • Eldfell crater rim: The summit crater formed in the 1973 eruption that visitors can reach on a maintained footpath offering panoramic views over Heimaey and the surrounding archipelago.
  • 1973 lava fields: Extensive 1973 lava fields and coastal deposits that cover parts of Heimaey and reshaped the island’s shoreline and harbour approach; these fields are now a walking area and study site.
Things to Do
When to Go

Best Time to Visit Eldfell

Summer offers the best weather and daylight for visiting Eldfell and exploring Heimaey.

Summer
June-August · 7-15°C
Milder weather, sheep and birds on the slopes, and near-constant daylight-best for hiking.
Late spring & early autumn
May & September · 3-10°C
Fewer tourists and tolerable conditions but shorter daylight.

Weather & Climate near Eldfell

Climate

Eldfell's climate is classified as Subpolar Oceanic - Subpolar Oceanic climate with cool summers (peaking in July) and cold winters (coldest in January). Temperatures range from -1°C to 12°C. Abundant rainfall (1503 mm/year), wettest in October, distributed fairly evenly throughout the year.

Air Quality: AQI 18 Good
Best Time to Visit
JulyJuneAugust
Temperature & Rainfall
Temperature Range
18°
Warmest Month
-12°
Coldest Month
Monthly Conditions
Month Comfort Temp Feels Rain Sky Humidity Wind UV Daylight
January Poor -1° - 3° -6° 139 mm overcast 87% 10.1 m/s 0.0 low 5.4h
February Poor 0° - 4° -5° 145 mm overcast 87% 10.4 m/s 0.0 low 8.4h
March Poor 0° - 4° -5° 136 mm overcast 86% 9.7 m/s 0.1 low 11.5h
April Poor 2° - 6° -2° 99 mm overcast 86% 8.5 m/s 0.4 low 14.7h
May Poor 4° - 9° 2° 105 mm overcast 84% 7.3 m/s 0.8 moderate 17.8h
June Poor 7° - 11° 5° 89 mm overcast 86% 6.7 m/s 1.0 high 19.8h
July Acceptable 8° - 12° 10° 96 mm overcast 87% 6.4 m/s 1.0 moderate 18.8h
August Poor 9° - 12° 10° 140 mm overcast 86% 6.6 m/s 0.7 moderate 15.9h
September Poor 6° - 10° 4° 129 mm overcast 87% 7.8 m/s 0.3 low 12.8h
October Poor 4° - 7° 0° 147 mm overcast 87% 8.6 m/s 0.1 low 9.6h
November Poor 1° - 5° -3° 137 mm overcast 87% 9.1 m/s 0.0 low 6.4h
December Poor -1° - 4° -5° 141 mm overcast 87% 10.3 m/s 0.0 low 4.2h
Getting There & Around

How to Get to Eldfell

Heimaey is reached by a short flight from Reykjavík or by ferry from Landeyjahöfn (seasonal and weather-dependent). The island is small and Eldfell is accessible on foot from the main town area.

Tips for Visiting Eldfell

  • Hike to the summit early in the day for views; fog and wind can close in quickly later on.
  • Visit the Eldfell crater rim and the newer lava fields-signs of the dramatic 1973 eruption that reshaped Heimaey.
  • Talk to island residents about the evacuation and return story-the human dimension of the eruption is frequently recounted and enlightening.