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Longyearbyen, Svalbard and Jan Mayen

Full City Profile

2,368 Population 25/sq mi density
3 ft Elevation 1 meters
20°F Avg Temperature -7°C
Longyearbyen has a cool climate with an average annual temperature of 20°F (-7°C). Winters average 7°F in January while summers reach 40°F in July. The area gets 307 sunny days per year. Annual precipitation totals 16.1 inches. The area receives 12.4 inches of snow annually.

Temperature

7°F Jan (-14°C) 40°F Jul (5°C)
Annual Average20.2°F
63% below US avg
January Average7°F (-14°C)
July Average40°F (5°C)
Sunny Days307 days/yr

Geography

Elevation3 ft (1 m)
Area93.8 sq mi (242.9 km²)
Population Density25/sq mi
Coordinates78.2233°N, 15.6469°W
TimezoneArctic/Longyearbyen

Precipitation & Snow

Annual Rainfall 16.1"
58% below US avg
Snowfall 12.4"
Wettest Month (Aug) 1.85"
Driest Month (May) 0.79"

Air Quality

Earthquake History

20 earthquakes (M2.5+) within 150 km since 1990. Strongest: M6.1. Most recent: M0.0 on May 22, 2025.

Feb 21, 2008 145 km SSE of Longyearbyen, Svalbard and Jan Mayen M6.1 145 km
Mar 29, 2016 121 km ESE of Longyearbyen, Svalbard and Jan Mayen M5.1 121 km
May 31, 2017 135 km S of Longyearbyen, Svalbard and Jan Mayen M4.8 135 km
Nov 23, 2009 145 km S of Longyearbyen, Svalbard and Jan Mayen M4.7 145 km
Feb 21, 2009 145 km SSE of Longyearbyen, Svalbard and Jan Mayen M4.6 145 km
May 22, 2025 50 km WSW of Longyearbyen, Svalbard and Jan Mayen M4.6 51 km
Jul 4, 2015 135 km S of Longyearbyen, Svalbard and Jan Mayen M4.5 135 km
May 5, 2011 142 km SSE of Longyearbyen, Svalbard and Jan Mayen M4.5 142 km
May 28, 2002 131 km W of Longyearbyen, Svalbard and Jan Mayen M4.4 131 km
Oct 2, 2011 149 km SE of Longyearbyen, Svalbard and Jan Mayen M4.3 149 km
Jul 13, 2004 140 km W of Longyearbyen, Svalbard and Jan Mayen M4.3 139 km
Jun 9, 2005 36 km SW of Longyearbyen, Svalbard and Jan Mayen M4.3 37 km
Feb 29, 2008 150 km SE of Longyearbyen, Svalbard and Jan Mayen M4.2 149 km
Feb 21, 2008 128 km SE of Longyearbyen, Svalbard and Jan Mayen M4.2 128 km
Jun 7, 2003 37 km SW of Longyearbyen, Svalbard and Jan Mayen M4.2 37 km
Jun 9, 2005 37 km WSW of Longyearbyen, Svalbard and Jan Mayen M4.2 38 km
Nov 21, 2013 127 km SSE of Longyearbyen, Svalbard and Jan Mayen M4.1 127 km
Jul 21, 2004 145 km W of Longyearbyen, Svalbard and Jan Mayen M4.0 145 km
May 6, 2008 141 km SSE of Longyearbyen, Svalbard and Jan Mayen M3.9 141 km
Feb 10, 1991 144 km SE of Longyearbyen, Svalbard and Jan Mayen M3.8 144 km
Source: USGS (M2.5+, 1990–2025)

Tsunami History

1 tsunami recorded within 500 km. Highest wave on record: 0.3 m (1 ft).

Year Location Cause Max Wave Deaths Distance
2011 SVALBARD Meteorological 0.3 m 27 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 7°F (-14°C) 1.4 in
February 5°F (-15°C) 1.3 in Coldest
March 7°F (-14°C) 1.2 in
April 10°F (-12°C) 0.9 in
May 24°F (-5°C) 0.8 in Driest
June 34°F (1°C) 1.2 in
July 40°F (5°C) 1.8 in Warmest
August 39°F (4°C) 1.9 in Wettest
September 31°F (-0°C) 1.5 in
October 21°F (-6°C) 1.4 in
November 14°F (-10°C) 1.4 in
December 9°F (-13°C) 1.4 in

Longyearbyen has a seasonal temperature swing of 35°F / from 5°F in February to 40°F in July. Total annual precipitation is 16.1 inches, with August being the wettest month (1.9") and May the driest (0.8").

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