Puerto Williams, Chile

Full City Profile

2,000 Population 5,263/sq mi density

23 ft Elevation 7 meters

39°F Avg Temperature 4°C

Puerto Williams has a cool climate with an average annual temperature of 39°F (4°C). Winters average 46°F in January while summers reach 31°F in July. The area gets 290 sunny days per year. Annual precipitation totals 25.6 inches. The area receives 8.5 inches of snow annually.

Temperature

46°F Jan (8°C) 31°F Jul (-0°C)

Annual Average	39.1°F
	28% below US avg
January Average	46°F (8°C)
July Average	31°F (-0°C)
Sunny Days	290 days/yr

Geography

Elevation	23 ft (7 m)
Area	0.4 sq mi (1.0 km²)
Population Density	5,263/sq mi
Coordinates	-54.9336°N, 67.6096°W
Timezone	America/Santiago

Precipitation & Snow

Annual Rainfall 25.6"

33% below US avg

Snowfall 8.5"

Wettest Month (Nov) 2.83"

Driest Month (Sep) 1.26"

Air Quality

Earthquake History

2 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.6. Most recent: M4.2 on Feb 8, 2021.

Jan 9, 2006	84 km NW of Ushuaia, Argentina	M4.6	129 km
Feb 8, 2021	39 km SSE of Tolhuin, Argentina	M4.2	49 km

Source: USGS (M2.5+, 1990-2025)

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	46°F (8°C)	2.6 in	Warmest
February	46°F (8°C)	1.9 in
March	43°F (6°C)	2.4 in
April	40°F (4°C)	2.5 in
May	36°F (2°C)	2.4 in
June	32°F (-0°C)	2.2 in
July	31°F (-0°C)	2.3 in	Coldest
August	33°F (1°C)	1.6 in
September	36°F (2°C)	1.3 in	Driest
October	40°F (4°C)	1.5 in
November	43°F (6°C)	2.8 in	Wettest
December	45°F (7°C)	2.1 in

Puerto Williams has a seasonal temperature swing of 15°F / from 31°F in July to 46°F in January. Total annual precipitation is 25.6 inches, with November being the wettest month (2.8") and September the driest (1.3").

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