Caldera, Chile
Atacama · Chile
Caldera is a small city in Atacama, Chile with a population of 16,150. Elevation: 75 ft (23 m). Average temperature: 61°F (16°C).
Data updated June 2026
Discover Caldera, Chile
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About Caldera
A caldera is a large cauldron-like hollow that forms shortly after the emptying of a magma chamber in a volcanic eruption. The ejection of large volumes of magma in a short time can upset the integrity of a magma chamber's structure by in effect removing much of the chamber's filling material. The walls and ceiling of a chamber may now not be able to support its own weight and any substrate or rock resting above. The ground surface then collapses into the emptied or partially emptied magma chamber, leaving a large depression at the surface that may have a diameter of dozens of kilometers. Although sometimes described as a crater, the feature is actually a type of sinkhole, as it is formed through subsidence and collapse rather than an explosion or impact. Compared to the thousands of volcanic eruptions that occur over the course of a century, the formation of a caldera is a rare event, occurring only a few times within a given window of 100 years. Only nine caldera-forming collapses are known to have occurred between 1911 and 2022, with the caldera collapses at Kīlauea, Hawaii, in 2018 and Hunga Tonga–Hunga Haʻapai in 2022 being the most recent. Volcanoes that have formed a caldera are sometimes described as "caldera volcanoes".
People
Climate
| Population | 16,150 |
| Population Density | 7 / sq mi |
| Elevation | 75 ft (23 m) |
| Coordinates | -27.0681°, -70.8192° |
| Timezone | America/Santiago |
| Country | 🇨🇱 Chile |
| State / Province | Atacama |
| Average Temperature | 61°F (16°C) |
| January Average | 68°F (20°C) |
| July Average | 54°F (12°C) |
| Annual Precipitation | 1.9 inches (48 mm) |
| Annual Snowfall | 0.0 inches (0 cm) |
About Caldera
Caldera is a small city in Chile (Atacama) with a population of 16,150. The city sits at an elevation of 75 feet (23 meters) above sea level. The average annual temperature is 61°F (16°C). Temperatures range from 68°F in January to 54°F in July. Annual precipitation averages 1.9 inches. The timezone is America/Santiago.
Climate in Caldera
Caldera has an average annual temperature of 16.3°C (61°F). The hottest month is Feb (20°C), the coldest is Jul (13.2°C). Average annual precipitation is 51 mm.
Temperature
| Annual Average | 60.5°F |
| 12% above Chile avg | |
| January Average | 68°F (20°C) |
| July Average | 54°F (12°C) |
| Sunny Days | 333 days/yr |
Geography
| Elevation | 75 ft (23 m) |
| Area | 2,415.8 sq mi (6,256.9 km²) |
| Population Density | 7/sq mi |
| Coordinates | -27.0681°N, 70.8192°W |
| Timezone | America/Santiago |
Precipitation & Snow
Air Quality
Tsunami History
4 tsunamis recorded within 500 km. Highest wave on record: 6.0 m (20 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1859 | NORTHERN CHILE | Earthquake | 6.0 m | 10 | 56 km |
| 1918 | NORTHERN CHILE | Earthquake | 5.0 m | — | 120 km |
| 1819 | NORTHERN CHILE | Earthquake | 4.0 m | — | 68 km |
| 1983 | NORTHERN CHILE | Earthquake | 0.2 m | 5 | 65 km |
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 68°F (20°C) | 0.0 in | Warmest, Driest |
| February | 68°F (20°C) | 0.0 in | |
| March | 65°F (18°C) | 0.0 in | |
| April | 61°F (16°C) | 0.0 in | |
| May | 58°F (14°C) | 0.1 in | |
| June | 55°F (13°C) | 0.3 in | |
| July | 54°F (12°C) | 0.8 in | Coldest, Wettest |
| August | 55°F (13°C) | 0.4 in | |
| September | 57°F (14°C) | 0.1 in | |
| October | 59°F (15°C) | 0.1 in | |
| November | 62°F (17°C) | 0.0 in | |
| December | 65°F (18°C) | 0.0 in |
Caldera has a seasonal temperature swing of 13°F / from 54°F in July to 68°F in January. Total annual precipitation is 1.9 inches, with July being the wettest month (0.8") and January the driest (0.0").
Colleges & Universities in Caldera
| Institution | Type | Founded | Website |
|---|---|---|---|
| Centro y Escuela de Buceo | College | — | — |
Schools in Caldera
11 public schools (NCES 2022-23 data).
| School | Level | Enrollment | Teachers | Student/Teacher |
|---|---|---|---|---|
| Escuela de desarrollo artístico caldera | — | — | — | — |
| Escuela de Lenguaje Flor del Desierto | — | — | — | — |
| Escuela Byron Gigoux James | — | — | — | — |
| Escuela Manuel Joaquín Orella Echánez | — | — | — | — |
| Liceo Manuel Blanco Encalada | — | — | — | — |
| Escuela Villa Las Playas | — | — | — | — |
| Colegio Caldera | — | — | — | — |
| Colegio Parroquial Padre Negro | — | — | — | — |
| Centro de Educación integral para Adultos | — | — | — | — |
| Escuela Manuel Orella Echanez | — | — | — | — |
| Colegio Parroquial Padre Negro | — | — | — | — |
Radio Stations near Caldera
4 stations within ~55 km.
| Station | Genre | Quality | |
|---|---|---|---|
| Radio Nostalgica | 80s, copiapo | AAC+ 64 kbps | |
| Radio Maray | atacama, deportes | MP3 128 kbps | |
| CLUB DANCE CHILE | — | AAC+ 128 kbps | |
| Nostalgica | — | AAC+ 64 kbps |
Museums in Caldera
| Name | Type | Address | Phone | Annual Revenue |
|---|---|---|---|---|
| Museo Casa Tornini | ||||
| Museo Paleontológico de Caldera |
Farmers Markets in Caldera
| Name | Address | Season | Hours | Organic | Website |
|---|---|---|---|---|---|
| Caleta Bahía Inglesa | |||||
| Feria Artesanal Bahía Inglesa | |||||
| Mercado del Mar |
Hotels in Caldera
25 hotels within city radius — OpenStreetMap data
Restaurants in Caldera
28 restaurants within city radius — OpenStreetMap data
Cafes in Caldera
4 cafes within city radius — OpenStreetMap data
Theatres in Caldera
2 theatres within city radius — OpenStreetMap data
Clinics in Caldera
1 clinics within city radius — OpenStreetMap data
Dentists in Caldera
1 dentists within city radius — OpenStreetMap data
Veterinaries in Caldera
1 veterinaries within city radius — OpenStreetMap data
Bus Stations in Caldera
2 bus stations within city radius — OpenStreetMap data
Gas Stations in Caldera
2 gas stations within city radius — OpenStreetMap data
Banks in Caldera
2 banks within city radius — OpenStreetMap data
Gyms in Caldera
3 gyms within city radius — OpenStreetMap data
Stadiums & Teams in Caldera
| Team | League | Division |
|---|---|---|
Airports Near Caldera
5 airports within the area.
| Airport | IATA | Type |
|---|---|---|
| Chañaral Airport | CNR | Medium Airport |
| Desierto de Atacama Airport | CPO | Medium Airport |
| Caldera Airport | — | Small Airport |
| Chamonate Airport | — | Small Airport |
| Perales Airport | — | Small Airport |
Post Offices in Caldera
4 post offices.
| Post Office | Address |
|---|---|
| Chilexpress | |
| Chilexpress | |
| Correos de Chile | |
| Pullmann |
Churches & Religious Organizations in Caldera
5 religious organizations (IRS tax-exempt data).
| Name | Address |
|---|---|
| Gruta Padre Negro | |
| Iglesia Adventista del Séptimo Día de Caldera | |
| Iglesia San Vicente de Paul | |
| Parroquia Bahía Inglesa | |
| Salón del reino testigos de Jehová |
Explore Near Caldera
Quick Facts
🇨🇱 About Chile
Public Holidays in Chile
17 public holidays this year
Download Full City Report
Get a comprehensive, print-ready PDF with all data for Caldera.
Get ReportFrequently Asked Questions About Caldera
What is the population of Caldera?
Caldera has a population of 16,150 residents and is located in Chile. The population density is 7 people per square mile, spread across 2,415.8 square miles.
What is the weather like in Caldera?
Caldera enjoys a temperate climate with an average annual temperature of 61°F (16°C). Winter temperatures average 68°F in January, while summers reach an average of 54°F in July. The area receives 333 sunny days per year, well above the national average of 205. Annual rainfall totals 1.9 inches.
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