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Antofagasta, Chile

Full City Profile

401,096 Population 18,509/sq mi density
906 ft Elevation 276 meters
63°F Avg Temperature 17°C
Antofagasta enjoys a temperate climate with an average annual temperature of 63°F (17°C). Winters average 69°F in January while summers reach 56°F in July. The area gets 336 sunny days per year. Annual precipitation totals 0.0 inches. The area receives 0.0 inches of snow annually.

Temperature

69°F Jan (21°C) 56°F Jul (14°C)
Annual Average62.5°F
16% above US avg
January Average69°F (21°C)
July Average56°F (14°C)
Sunny Days336 days/yr

Geography

Elevation906 ft (276 m)
Area21.7 sq mi (56.1 km²)
Population Density18,509/sq mi
Coordinates-23.6509°N, 70.3975°W
TimezoneAmerica/Santiago

Precipitation & Snow

Annual Rainfall 0.0"
100% below US avg
Snowfall 0.0"
Wettest Month (Sep) 0.04"
Driest Month (Sep) 0.04"

Air Quality

Earthquake History

656 earthquakes (M2.5+) within 150 km since 1990. Strongest: M8.0. Most recent: M4.3 on Aug 12, 2025.

Jul 30, 1995 36 km NNE of Antofagasta, Chile M8.0 36 km
Jan 30, 1998 34 km SSE of Antofagasta, Chile M7.1 35 km
Apr 19, 1996 44 km SE of Antofagasta, Chile M6.6 45 km
Jan 8, 2000 60 km NNE of Antofagasta, Chile M6.4 61 km
Aug 3, 1995 68 km NNW of Antofagasta, Chile M6.4 68 km
Nov 29, 2000 72 km NW of Taltal, Chile M6.3 144 km
Jul 30, 1995 40 km NNW of Antofagasta, Chile M6.2 40 km
Mar 6, 2025 98 km S of Calama, Chile M6.0 140 km
Aug 2, 1995 54 km NNW of Antofagasta, Chile M6.0 55 km
Jul 30, 1995 38 km SSE of Antofagasta, Chile M6.0 39 km
Dec 10, 1994 23 km WNW of Antofagasta, Chile M6.0 24 km
Jan 23, 2004 84 km NE of Antofagasta, Chile M5.9 85 km
Jul 30, 1995 44 km N of Antofagasta, Chile M5.9 45 km
Jul 3, 1996 30 km N of Antofagasta, Chile M5.9 31 km
Jul 10, 1997 100 km SW of Tocopilla, Chile M5.9 114 km
Aug 2, 1995 30 km NW of Antofagasta, Chile M5.8 30 km
Feb 28, 1992 92 km SSE of Antofagasta, Chile M5.8 93 km
Jul 30, 1995 54 km NNW of Antofagasta, Chile M5.8 55 km
Jul 30, 1995 84 km SSW of Antofagasta, Chile M5.8 85 km
Aug 2, 1995 59 km N of Antofagasta, Chile M5.8 59 km
Source: USGS (M2.5+, 1990–2025)

Tsunami History

4 tsunamis recorded within 500 km. Highest wave on record: 3.0 m (10 ft).

Year Location Cause Max Wave Deaths Distance
1995 NORTHERN CHILE Earthquake 3.0 m 3 36 km
1936 NORTHERN CHILE Earthquake 1.0 m 1 103 km
1987 NORTHERN CHILE Earthquake 0.2 m 1 85 km
1988 NORTHERN CHILE Earthquake 0.1 m — 123 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 69°F (21°C) 0.0 in Warmest, Driest
February 69°F (20°C) 0.0 in
March 67°F (19°C) 0.0 in
April 64°F (18°C) 0.0 in
May 60°F (16°C) 0.0 in
June 58°F (14°C) 0.0 in
July 56°F (14°C) 0.0 in Coldest
August 57°F (14°C) 0.0 in
September 59°F (15°C) 0.0 in Wettest
October 61°F (16°C) 0.0 in
November 64°F (18°C) 0.0 in
December 67°F (19°C) 0.0 in

Antofagasta has a seasonal temperature swing of 13°F / from 56°F in July to 69°F in January. Total annual precipitation is 0.0 inches, with September being the wettest month (0.0") and January the driest (0.0").

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