San Antonio, Peru

Full City Profile

15,633 Population 7/sq mi density

4,774 ft Elevation 1,455 meters

91°F Avg Temperature 33°C

San Antonio has a warm climate with an average annual temperature of 91°F (33°C). Winters average 86°F in January while summers reach 93°F in July. The area gets 354 sunny days per year. Annual precipitation totals 10.7 inches. The area receives 0.0 inches of snow annually.

Temperature

86°F Jan (30°C) 93°F Jul (34°C)

Annual Average	90.6°F
	68% above US avg
January Average	86°F (30°C)
July Average	93°F (34°C)
Sunny Days	354 days/yr

Geography

Elevation	4,774 ft (1,455 m)
Area	2,312.1 sq mi (5,988.3 km²)
Population Density	7/sq mi
Coordinates	-17.2172°N, 70.9259°W
Timezone	America/Lima

Precipitation & Snow

Annual Rainfall 10.7"

72% below US avg

Snowfall 0.0"

Wettest Month (Feb) 0.35"

Driest Month (Mar) 0.04"

Air Quality

Earthquake History

792 earthquakes (M2.5+) within 150 km since 1990. Strongest: M7.6. Most recent: M4.2 on Aug 29, 2025.

Jul 7, 2001	51 km SW of Punta de Bombón, Peru	M7.6	127 km
May 24, 1991	13 km SSE of Chojata, Peru	M6.8	83 km
Jun 26, 2001	34 km WSW of Pacocha, Peru	M6.7	97 km
Dec 12, 1994	45 km E of Estique, Peru	M6.3	144 km
Oct 8, 1998	16 km SSE of Pucara, Peru	M6.2	132 km
May 6, 2010	21 km S of Las Yaras, Peru	M6.2	102 km
Jul 13, 2005	13 km NE of Calana, Peru	M5.9	111 km
Dec 15, 1991	14 km SSW of Totoral, Peru	M5.9	63 km
Apr 16, 2005	34 km ENE of Palca, Peru	M5.8	142 km
Jun 23, 2001	44 km SSW of Mollendo, Peru	M5.8	133 km
Jun 23, 2001	21 km S of Pacocha, Peru	M5.8	83 km
Aug 3, 2000	59 km SSW of Punta de Bombón, Peru	M5.8	122 km
Jan 27, 2004	31 km SE of El Algarrobal, Peru	M5.8	71 km
Oct 25, 1996	9 km NE of Ticaco, Peru	M5.7	101 km
Jun 8, 1990	44 km S of Punta de Bombón, Peru	M5.7	103 km
Aug 26, 2003	20 km ESE of Torata, Peru	M5.7	28 km
May 25, 2006	58 km SSE of Pacocha, Peru	M5.6	106 km
Feb 20, 2003	73 km W of Arica, Chile	M5.6	136 km
Jun 24, 2001	22 km WSW of Pacocha, Peru	M5.6	87 km
Jun 23, 2001	33 km SW of Pacocha, Peru	M5.6	99 km

Source: USGS (M2.5+, 1990–2025)

Tsunami History

3 tsunamis recorded within 500 km. Highest wave on record: 5.0 m (16 ft).

Year	Location	Cause	Max Wave	Deaths	Distance
1604	S. PERU	Earthquake	5.0 m	174	74 km
1895	NORTHERN CHILE	Earthquake	—	—	87 km
1715	PERU	Earthquake	—	—	16 km

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

Nearby Volcanoes

7 volcanoes within 200 km. Closest: Tutupaca (63 km).

Name	Type	Elevation	Last Eruption	Distance
Tutupaca	Stratovolcano(es)	5,801 m (19,032 ft)	1802	63 km
Huaynaputina	Stratovolcano	4,850 m (15,912 ft)	1600	68 km
Yucamane	Stratovolcano(es)	5,495 m (18,028 ft)	-1320	78 km
Chachani, Nevado	Stratovolcano	6,057 m (19,872 ft)	Unknown	131 km
Tacora	Stratovolcano(es)	5,980 m (19,619 ft)	Unknown	135 km
Taapaca	Complex	5,860 m (19,226 ft)	-320	180 km
Sabancaya	Stratovolcano(es)	5,960 m (19,554 ft)	2020	188 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	86°F (30°C)	0.2 in
February	66°F (19°C)	0.4 in	Wettest
March	66°F (19°C)	0.0 in
April	64°F (18°C)	0.0 in	Driest
May	63°F (17°C)	0.0 in
June	62°F (16°C)	0.0 in	Coldest
July	93°F (34°C)	0.0 in	Warmest
August	62°F (17°C)	0.0 in
September	63°F (17°C)	0.0 in
October	63°F (17°C)	0.0 in
November	64°F (18°C)	0.0 in
December	65°F (18°C)	0.0 in

San Antonio has a seasonal temperature swing of 31°F / from 62°F in June to 93°F in July. Total annual precipitation is 0.6 inches, with February being the wettest month (0.4") and April the driest (0.0").

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