Tacna, Peru

Full City Profile

286,240 Population 253/sq mi density

1,860 ft Elevation 567 meters

65°F Avg Temperature 18°C

Tacna enjoys a temperate climate with an average annual temperature of 65°F (18°C). Winters average 71°F in January while summers reach 58°F in July. The area gets 335 sunny days per year. Annual precipitation totals 0.3 inches. The area receives 0.0 inches of snow annually.

Temperature

71°F Jan (22°C) 58°F Jul (15°C)

Annual Average	64.6°F
	20% above US avg
January Average	71°F (22°C)
July Average	58°F (15°C)
Sunny Days	335 days/yr

Geography

Elevation	1,860 ft (567 m)
Area	1,130.0 sq mi (2,926.6 km²)
Population Density	253/sq mi
Coordinates	-18.0147°N, 70.2536°W
Timezone	America/Lima

Precipitation & Snow

Annual Rainfall 0.3"

99% below US avg

Snowfall 0.0"

Wettest Month (Aug) 0.08"

Driest Month (Jan) 0.04"

Air Quality

Earthquake History

1,081 earthquakes (M2.5+) within 150 km since 1990. Strongest: M6.4. Most recent: M4.6 on Aug 29, 2025.

Mar 23, 2015	94 km SW of Curahuara de Carangas, Bolivia	M6.4	121 km
Dec 12, 1994	45 km E of Estique, Peru	M6.3	92 km
Jan 21, 2018	100 km ESE of Arica, Chile	M6.3	129 km
Oct 10, 2017	58 km E of Arica, Chile	M6.3	81 km
Mar 6, 2011	68 km ESE of Palca, Peru	M6.3	94 km
Apr 1, 1997	90 km SE of Palca, Peru	M6.2	103 km
May 14, 2012	40 km ENE of Palca, Peru	M6.2	80 km
May 6, 2010	21 km S of Las Yaras, Peru	M6.2	31 km
Apr 1, 1997	73 km SE of Palca, Peru	M6.2	83 km
Jul 13, 2005	13 km NE of Calana, Peru	M5.9	24 km
Jun 8, 2011	43 km SSE of Mazo Cruz, Peru	M5.9	130 km
Dec 15, 1991	14 km SSW of Totoral, Peru	M5.9	58 km
May 17, 1990	48 km SE of Palca, Peru	M5.8	67 km
Apr 16, 2005	34 km ENE of Palca, Peru	M5.8	75 km
Jan 27, 2004	31 km SE of El Algarrobal, Peru	M5.8	89 km
Jun 23, 2001	21 km S of Pacocha, Peru	M5.8	117 km
Aug 26, 2003	20 km ESE of Torata, Peru	M5.7	105 km
Oct 25, 1996	9 km NE of Ticaco, Peru	M5.7	76 km
Feb 25, 1990	76 km WSW of Curahuara de Carangas, Bolivia	M5.7	118 km
Feb 26, 2002	63 km SSE of Palca, Peru	M5.6	66 km

Source: USGS (M2.5+, 1990–2025)

Tsunami History

5 tsunamis recorded within 500 km. Highest wave on record: 18.0 m (59 ft).

Year	Location	Cause	Max Wave	Deaths	Distance
1868	NORTHERN CHILE	Earthquake	18.0 m	25,000	102 km
1604	S. PERU	Earthquake	5.0 m	174	74 km
1868	NORTHERN CHILE	Earthquake	0.2 m	—	102 km
1895	NORTHERN CHILE	Earthquake	—	—	79 km
1715	PERU	Earthquake	—	—	98 km

Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

6 volcanoes within 200 km. Closest: Tacora (61 km).

Name	Type	Elevation	Last Eruption	Distance
Tacora	Stratovolcano(es)	5,980 m (19,619 ft)	Unknown	61 km
Taapaca	Complex	5,860 m (19,226 ft)	-320	80 km
Yucamane	Stratovolcano(es)	5,495 m (18,028 ft)	-1320	93 km
Tutupaca	Stratovolcano(es)	5,801 m (19,032 ft)	1802	111 km
Parinacota	Stratovolcano	6,336 m (20,787 ft)	290	119 km
Huaynaputina	Stratovolcano	4,850 m (15,912 ft)	1600	169 km

Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	71°F (22°C)	0.0 in
February	71°F (22°C)	0.0 in	Warmest
March	70°F (21°C)	0.0 in	Driest
April	67°F (19°C)	0.0 in
May	63°F (17°C)	0.0 in
June	60°F (15°C)	0.0 in
July	58°F (15°C)	0.0 in	Coldest
August	59°F (15°C)	0.1 in	Wettest
September	60°F (16°C)	0.1 in
October	63°F (17°C)	0.0 in
November	65°F (19°C)	0.0 in
December	68°F (20°C)	0.0 in

Tacna has a seasonal temperature swing of 13°F / from 58°F in July to 71°F in February. Total annual precipitation is 0.3 inches, with August being the wettest month (0.1") and March the driest (0.0").

View full weather details →