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Hella, Iceland

Full City Profile

865 Population 7/sq mi density
108 ft Elevation 33 meters
40°F Avg Temperature 4°C
Hella has a cool climate with an average annual temperature of 40°F (4°C). Winters average 30°F in January while summers reach 51°F in July. The area gets 250 sunny days per year. Annual precipitation totals 47.4 inches. The area receives 21.5 inches of snow annually.

Temperature

30°F Jan (-1°C) 51°F Jul (10°C)
Annual Average39.6°F
27% below US avg
January Average30°F (-1°C)
July Average51°F (10°C)
Sunny Days250 days/yr

Geography

Elevation108 ft (33 m)
Area122.6 sq mi (317.5 km²)
Population Density7/sq mi
Coordinates63.8348°N, 20.4008°W
TimezoneAtlantic/Reykjavik

Precipitation & Snow

Annual Rainfall 47.4"
25% above US avg
Snowfall 21.5"
Wettest Month (Oct) 4.53"
Driest Month (Jun) 3.11"

Air Quality

Earthquake History

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

Jun 17, 2000 25 km E of Selfoss, Iceland M6.5 15 km
Jun 21, 2000 12 km ENE of Selfoss, Iceland M6.5 24 km
May 29, 2008 8 km N of Selfoss, Iceland M6.3 35 km
Jun 17, 2000 18 km E of Selfoss, Iceland M5.7 18 km
Feb 24, 2021 6 km SE of Vogar, Iceland M5.6 93 km
Jul 31, 2022 3 km SSE of Vogar, Iceland M5.4 96 km
Jun 4, 1998 5 km W of Hveragerði, Iceland M5.4 47 km
Mar 7, 2021 11 km ENE of Vogar, Iceland M5.3 89 km
Mar 14, 2021 9 km SW of Álftanes, Iceland M5.3 88 km
Aug 27, 2014 119 km W of Höfn, Iceland M5.3 150 km
Feb 27, 2021 8 km SW of Álftanes, Iceland M5.2 88 km
Aug 23, 2003 9 km SE of Vogar, Iceland M5.2 92 km
Jul 9, 2023 9 km SW of Álftanes, Iceland M5.2 89 km
Jan 30, 1991 47 km NNE of Hveragerði, Iceland M5.2 65 km
Apr 1, 2025 6 km NW of Grindavík, Iceland M5.2 104 km
Nov 13, 1998 10 km WNW of Þorlákshöfn, Iceland M5.1 59 km
Mar 10, 2021 9 km SW of Álftanes, Iceland M5.1 89 km
Aug 25, 2014 125 km W of Höfn, Iceland M5.0 145 km
Aug 2, 2022 1 km SSE of Hafnarfjörður, Iceland M5.0 79 km
Apr 1, 2025 9 km WNW of Grindavík, Iceland M4.9 109 km
Source: USGS (M2.5+, 1990–2025)

Tsunami History

1 tsunami recorded within 500 km. Highest wave on record: 75.0 m (246 ft).

Year Location Cause Max Wave Deaths Distance
1967 ICELAND: CENTRAL-SOUTH Meteorological 75.0 m 45 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

15 volcanoes within 200 km. Closest: Grimsnes (34 km).

Name Type Elevation Last Eruption Distance
Grimsnes Crater rows 200 m (656 ft) -3500 34 km
Tindfjallajokull Stratovolcano 1,464 m (4,803 ft) Unknown 34 km
Hekla Stratovolcano 1,490 m (4,888 ft) 2000 40 km
Eyjafjallajokull Stratovolcano 1,651 m (5,417 ft) 2010 44 km
Vestmannaeyjar Submarine 283 m (928 ft) 1973 47 km
Hromundartindur Stratovolcano 550 m (1,804 ft) Unknown 53 km
Hengill Crater rows 803 m (2,635 ft) 150 57 km
Torfajokull Stratovolcano 1,280 m (4,199 ft) 1477 63 km
Brennisteinsfjoll Crater rows 610 m (2,001 ft) 1341 69 km
Katla Subglacial 1,490 m (4,888 ft) 1918 69 km
Krysuvik Crater rows 360 m (1,181 ft) 1340 83 km
Prestahnukur Subglacial 1,385 m (4,544 ft) -3350 84 km
Reykjanes Crater rows 140 m (459 ft) 1831 106 km
Langjokull Subglacial 1,100 m (3,609 ft) 950 118 km
Hofsjokull Subglacial 1,765 m (5,791 ft) Unknown 136 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 30°F (-1°C) 4.1 in Coldest
February 32°F (0°C) 4.5 in
March 33°F (0°C) 4.4 in
April 37°F (3°C) 3.2 in
May 43°F (6°C) 3.3 in
June 48°F (9°C) 3.1 in Driest
July 51°F (10°C) 3.3 in Warmest
August 50°F (10°C) 4.5 in
September 45°F (7°C) 4.1 in
October 40°F (4°C) 4.5 in Wettest
November 34°F (1°C) 4.2 in
December 31°F (-1°C) 4.3 in

Hella has a seasonal temperature swing of 20°F / from 30°F in January to 51°F in July. Total annual precipitation is 47.5 inches, with October being the wettest month (4.5") and June the driest (3.1").

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