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Grundarfjörður, Iceland

Full City Profile

852 Population 9/sq mi density
10 ft Elevation 3 meters
37°F Avg Temperature 3°C
Grundarfjörður has a cool climate with an average annual temperature of 37°F (3°C). Winters average 29°F in January while summers reach 48°F in July. The area gets 260 sunny days per year. Annual precipitation totals 42.0 inches. The area receives 24.0 inches of snow annually.

Temperature

29°F Jan (-2°C) 48°F Jul (9°C)
Annual Average36.5°F
32% below US avg
January Average29°F (-2°C)
July Average48°F (9°C)
Sunny Days260 days/yr

Geography

Elevation10 ft (3 m)
Area98.1 sq mi (254.0 km²)
Population Density9/sq mi
Coordinates64.9243°N, 23.2631°W
TimezoneAtlantic/Reykjavik

Precipitation & Snow

Annual Rainfall 42.0"
10% above US avg
Snowfall 24.0"
Wettest Month (Oct) 4.57"
Driest Month (Jul) 2.13"

Air Quality

Earthquake History

134 earthquakes (M2.5+) within 150 km since 1990. Strongest: M6.3. Most recent: M4.3 on May 24, 2025.

May 29, 2008 8 km N of Selfoss, Iceland M6.3 149 km
Feb 24, 2021 6 km SE of Vogar, Iceland M5.6 118 km
Jul 31, 2022 3 km SSE of Vogar, Iceland M5.4 116 km
Jun 4, 1998 5 km W of Hveragerði, Iceland M5.4 140 km
Mar 7, 2021 11 km ENE of Vogar, Iceland M5.3 113 km
Mar 14, 2021 9 km SW of Álftanes, Iceland M5.3 112 km
Jul 9, 2023 9 km SW of Álftanes, Iceland M5.2 111 km
Jan 30, 1991 47 km NNE of Hveragerði, Iceland M5.2 131 km
Apr 1, 2025 6 km NW of Grindavík, Iceland M5.2 121 km
Feb 27, 2021 8 km SW of Álftanes, Iceland M5.2 112 km
Aug 23, 2003 9 km SE of Vogar, Iceland M5.2 122 km
Mar 10, 2021 9 km SW of Álftanes, Iceland M5.1 112 km
Nov 13, 1998 10 km WNW of Þorlákshöfn, Iceland M5.1 141 km
Aug 2, 2022 1 km SSE of Hafnarfjörður, Iceland M5.0 116 km
Jun 17, 2000 9 km ENE of Vogar, Iceland M4.9 115 km
May 24, 2025 23 km W of Grindavík, Iceland M4.9 122 km
Apr 1, 2025 9 km WNW of Grindavík, Iceland M4.9 123 km
Mar 1, 2021 5 km SW of Álftanes, Iceland M4.9 110 km
Aug 1, 2022 10 km SW of Hafnarfjörður, Iceland M4.8 118 km
Feb 24, 2021 10 km SSW of Álftanes, Iceland M4.8 114 km
Source: USGS (M2.5+, 1990–2025)

Nearby Volcanoes

10 volcanoes within 200 km. Closest: Helgrindur (7 km).

Name Type Elevation Last Eruption Distance
Helgrindur Pyroclastic cone(s) 986 m (3,235 ft) Unknown 7 km
Ljosufjoll Fissure vent(s) 1,063 m (3,488 ft) 960 37 km
Reykjanes Crater rows 140 m (459 ft) 1831 124 km
Hengill Crater rows 803 m (2,635 ft) 150 129 km
Krysuvik Crater rows 360 m (1,181 ft) 1340 129 km
Prestahnukur Subglacial 1,385 m (4,544 ft) -3350 129 km
Brennisteinsfjoll Crater rows 610 m (2,001 ft) 1341 131 km
Hromundartindur Stratovolcano 550 m (1,804 ft) Unknown 132 km
Grimsnes Crater rows 200 m (656 ft) -3500 150 km
Langjokull Subglacial 1,100 m (3,609 ft) 950 168 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 29°F (-2°C) 4.1 in Coldest
February 29°F (-2°C) 4.4 in
March 29°F (-2°C) 4.4 in
April 33°F (0°C) 3.0 in
May 39°F (4°C) 2.6 in
June 44°F (7°C) 2.2 in
July 48°F (9°C) 2.1 in Warmest, Driest
August 47°F (9°C) 3.1 in
September 42°F (6°C) 3.4 in
October 36°F (2°C) 4.6 in Wettest
November 32°F (0°C) 4.1 in
December 30°F (-1°C) 4.1 in

Grundarfjörður has a seasonal temperature swing of 20°F / from 29°F in January to 48°F in July. Total annual precipitation is 42.0 inches, with October being the wettest month (4.6") and July the driest (2.1").

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