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Alca, Peru

Arequipa · Peru

Alca is a small town in Arequipa, Peru with a population of 481. Elevation: 8,960 ft (2,731 m). Average temperature: 72°F (22°C).

Data updated June 2026

481 Population 1/sq mi density
8,960 ft Elevation 2,731 meters
72°F Avg Temperature 22°C
43.7 in Annual Rain
America / Lima Timezone

Discover Alca, Peru

Explore over 40 sections covering people, economy, housing, health, crime, climate, community, costs, trends, schools, colleges, hospitals, treatment centers, industries, museums, libraries, breweries, farmers markets, grocery stores, pharmacies, campgrounds, parks, trails, stadiums, ski resorts, daycare centers, nursing homes, churches, fire stations, cell towers, bridges, power plants, EV stations, prisons, radio stations, airports, police stations, post offices, Amtrak stations, superfund sites, UNESCO sites, and more.
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Full City Profile

People

Population481
Density1/mi²

Climate

Avg Temp72°F (22°C)
Rain43.7 in/yr
Sunny Days363/yr
Elevation8,960 ft (2,731 m)
Population481
Population Density1 / sq mi
Elevation8,960 ft (2,731 m)
Coordinates-15.1347°, -72.7647°
TimezoneAmerica/Lima
Country🇵🇪 Peru
State / ProvinceArequipa
Average Temperature72°F (22°C)
January Average71°F (22°C)
July Average73°F (23°C)
Annual Precipitation43.7 inches (1,110 mm)
Annual Snowfall261.5 inches (664 cm)

About Alca

Alca is a small town in Peru (Arequipa) with a population of 481. The city sits at an elevation of 8,960 feet (2,731 meters) above sea level. The average annual temperature is 72°F (22°C). Temperatures range from 71°F in January to 73°F in July. Annual precipitation averages 43.7 inches. The timezone is America/Lima.

Alca has a warm climate with an average annual temperature of 72°F (22°C). Winters average 71°F in January while summers reach 73°F in July / relatively mild seasonal variation. The area gets 363 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 43.7 inches. The area receives 261.5 inches of snow annually, making winter weather a significant factor for residents. The city sits at an elevation of 8,960 feet, a high-altitude location.

Temperature

71°F Jan (22°C) 73°F Jul (23°C)
Annual Average72.0°F
33% above Peru avg
January Average71°F (22°C)
July Average73°F (23°C)
Sunny Days363 days/yr

Geography

Elevation8,960 ft (2,731 m)
Area425.4 sq mi (1,101.9 km²)
Population Density1/sq mi
Coordinates-15.1347°N, 72.7647°W
TimezoneAmerica/Lima

Precipitation & Snow

Annual Rainfall 43.7"
15% above Peru avg
Snowfall 261.5"
Wettest Month (Feb) 5.98"
Driest Month (Jun) 0.12"

Air Quality

Earthquake History

680 earthquakes (M2.5+) within 150 km since 1990. Strongest: M6.8. Most recent: M4.4 on Aug 22, 2025.

Aug 24, 2014 38 km NW of Aniso, Peru M6.8 105 km
Jul 8, 2008 28 km E of Lluta, Peru M6.2 144 km
Jun 7, 2012 16 km S of Uñon, Peru M6.1 91 km
Jul 17, 2013 3 km ESE of Maca, Peru M6.0 124 km
Jul 26, 2005 9 km SSW of Toro, Peru M5.9 32 km
Nov 4, 1990 15 km N of Iray, Peru M5.8 67 km
Nov 11, 1994 16 km NW of Uñon, Peru M5.8 60 km
Dec 4, 2001 20 km WSW of Orcopampa, Peru M5.8 36 km
Apr 12, 1998 9 km N of Madrigal, Peru M5.8 110 km
Aug 9, 2001 7 km WSW of Turpay, Peru M5.8 98 km
Oct 15, 1997 10 km NNE of Atico, Peru M5.7 141 km
Jun 24, 2017 14 km NE of Cahuacho, Peru M5.7 74 km
Sep 12, 1998 0 km SE of Turpay, Peru M5.6 102 km
Dec 24, 2009 4 km NNW of Achanizo, Peru M5.6 148 km
Sep 8, 1996 14 km WSW of Chichas, Peru M5.6 58 km
May 24, 2003 10 km W of Pichigua, Peru M5.6 144 km
Dec 8, 2001 3 km NE of Alca, Peru M5.6 3 km
Aug 25, 2014 12 km SSE of Urasqui, Peru M5.5 116 km
Apr 4, 1990 26 km SE of Urasqui, Peru M5.5 118 km
May 14, 2013 25 km SE of Cahuacho, Peru M5.5 87 km
Source: USGS (M2.5+, 1990–2025)

Nearby Volcanoes

5 volcanoes within 200 km. Closest: Andahua-Orcopampa (56 km).

Name Type Elevation Last Eruption Distance
Andahua-Orcopampa Pyroclastic cone(s) 4,713 m (15,463 ft) 1490 56 km
Huambo Volcanic field 4,550 m (14,928 ft) -700 103 km
Sabancaya Stratovolcano(es) 5,960 m (19,554 ft) 2020 121 km
Chachani, Nevado Stratovolcano 6,057 m (19,872 ft) Unknown 177 km
Quimsachata Lava dome 3,693 m (12,116 ft) -4450 186 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 71°F (22°C) 5.7 in
February 45°F (7°C) 6.0 in Wettest
March 44°F (7°C) 5.8 in
April 44°F (7°C) 1.5 in
May 42°F (5°C) 0.4 in
June 39°F (4°C) 0.1 in Coldest, Driest
July 73°F (23°C) 0.2 in Warmest
August 39°F (4°C) 0.2 in
September 42°F (5°C) 0.8 in
October 44°F (7°C) 0.6 in
November 44°F (7°C) 0.9 in
December 45°F (7°C) 2.2 in

Alca has a seasonal temperature swing of 34°F / from 39°F in June to 73°F in July. Total annual precipitation is 24.5 inches, with February being the wettest month (6.0") and June the driest (0.1").

View full weather details →

Schools in Alca

6 public schools (NCES 2022-23 data).

School Level Enrollment Teachers Student/Teacher
Institución Educativa No. 40521
Institución Educativa No. 40545
Institución Educativa 40514 San Pedro
Institución Educativa No. 40540
Institución Educativa 40510 Coronel Casimiro Peralta
Institución Educativa 40513 San Miguel Arcangel
View full schools details →

Libraries in Alca

NameAddressStaffAnnual VisitsCirculationCollectionPrograms
Biblioteca Municipal0.0

Farmers Markets in Alca

NameAddressSeasonHoursOrganicWebsite
Mercado de Cotahuasi

Hotels in Alca

1 hotels within city radius — OpenStreetMap data

Hostal Alcala

Restaurants in Alca

1 restaurants within city radius — OpenStreetMap data

Aycano

Clinics in Alca

1 clinics within city radius — OpenStreetMap data

Centro de Salud Alca

Stadiums & Teams in Alca

TeamLeagueDivision

Airports Near Alca

2 airports within the area.

AirportIATAType
Caraveli AirportSmall Airport
Orcopampa AirportSmall Airport

Churches & Religious Organizations in Alca

1 religious organizations (IRS tax-exempt data).

NameAddress
Iglesia San Pedro de Alca

Quick Facts

Timezone
America/Lima
Postal Code
04830

🇵🇪 About Peru

Capital Lima
Population 31,989,256
Area 1,285,220 km²
GDP (USD) $266,958,720,838
GDP per capita $7,888
HDI 0.762
Life expectancy 77.7 years
Internet users 79.5%
Urban population 84.8%
Currency PEN (Sol)
Languages Aymara, Quechua, Spanish
Calling code +51
TLD .pe
Driving side right

Public Holidays in Peru

14 public holidays this year

Date Holiday Local Name
Jan 1 New Year's Day Año Nuevo
Apr 2 Holy Thursday Jueves Santo
Apr 2 Maundy Thursday Jueves Santo
Apr 3 Good Friday Viernes Santo
Apr 5 Easter Sunday Domingo Santo
May 1 International Workers' Day Día del Trabajo
Jun 29 Saint Peter and Saint Paul Día de San Pedro y San Pablo
Jul 28 Independence Day Día de la Independencia
Jul 29 Independence Day Día de la Independencia
Aug 30 Santa Rosa de Lima Día de Santa Rosa de Lima
Oct 8 Battle of Angamos Combate de Angamos
Nov 1 All Saints Day Día de Todos los Santos
Dec 8 Immaculate Conception Inmaculada Concepción
Dec 25 Christmas Day Navidad

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Frequently Asked Questions About Alca

What is the population of Alca?

Alca has a population of 481 residents and is located in Peru. The population density is 1 people per square mile, spread across 425.4 square miles.

What is the weather like in Alca?

Alca has a warm climate with an average annual temperature of 72°F (22°C). Winter temperatures average 71°F in January, while summers reach an average of 73°F in July. The area receives 363 sunny days per year, well above the national average of 205. Annual rainfall totals 43.7 inches, with 261.5 inches of snow.

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