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Huayllacayán, Peru
Ancash · Peru
Huayllacayán is a small town in Ancash, Peru with a population of 258. Elevation: 10,732 ft (3,271 m). Average temperature: 81°F (27°C).
Data updated June 2026
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About Huayllacayán
Huayllacayán District is one of fifteen districts of the province Bolognesi in Peru.
People
Climate
| Population | 258 |
| Population Density | 2 / sq mi |
| Elevation | 10,732 ft (3,271 m) |
| Coordinates | -10.2450°, -77.4350° |
| Timezone | America/Lima |
| Country | 🇵🇪 Peru |
| State / Province | Ancash |
| Average Temperature | 81°F (27°C) |
| January Average | 80°F (26°C) |
| July Average | 82°F (28°C) |
| Annual Precipitation | 88.5 inches (2,249 mm) |
| Annual Snowfall | 23.8 inches (60 cm) |
About Huayllacayán
Huayllacayán is a small town in Peru (Ancash) with a population of 258. The city sits at an elevation of 10,732 feet (3,271 meters) above sea level. The average annual temperature is 81°F (27°C). Temperatures range from 80°F in January to 82°F in July. Annual precipitation averages 88.5 inches. The timezone is America/Lima.
Temperature
| Annual Average | 81.3°F |
| 51% above Peru avg | |
| January Average | 80°F (26°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 317 days/yr |
Geography
| Elevation | 10,732 ft (3,271 m) |
| Area | 158.8 sq mi (411.2 km²) |
| Population Density | 2/sq mi |
| Coordinates | -10.2450°N, 77.4350°W |
| Timezone | America/Lima |
Precipitation & Snow
Air Quality
Tsunami History
3 tsunamis recorded within 500 km. Highest wave on record: 30.0 m (98 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1971 | CHUNGAR | Meteorological | 30.0 m | 600 | 140 km |
| 2010 | 513 LAKE, HUALCAN GLACIER | Meteorological | 23.0 m | 1 | 110 km |
| 1966 | CENTRAL PERU | Earthquake | 3.0 m | 110 | 143 km |
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 80°F (26°C) | 3.5 in | |
| February | 48°F (9°C) | 4.3 in | |
| March | 47°F (9°C) | 5.9 in | Wettest |
| April | 47°F (8°C) | 1.9 in | |
| May | 45°F (7°C) | 0.4 in | |
| June | 43°F (6°C) | 0.0 in | Coldest, Driest |
| July | 82°F (28°C) | 0.0 in | Warmest |
| August | 44°F (6°C) | 0.1 in | |
| September | 45°F (7°C) | 0.4 in | |
| October | 46°F (8°C) | 1.2 in | |
| November | 47°F (8°C) | 1.3 in | |
| December | 47°F (8°C) | 1.7 in |
Huayllacayán has a seasonal temperature swing of 38°F / from 43°F in June to 82°F in July. Total annual precipitation is 20.7 inches, with March being the wettest month (5.9") and June the driest (0.0").
Schools in Huayllacayán
8 public schools (NCES 2022-23 data).
| School | Level | Enrollment | Teachers | Student/Teacher |
|---|---|---|---|---|
| Institución Educativa No. 86267 | — | — | — | — |
| Institución Educativa No. 86804 | — | — | — | — |
| Institución Educativa No. 86232 | — | — | — | — |
| Institución Educativa No. 86230 | — | — | — | — |
| Institución Educativa No. 86712 | — | — | — | — |
| Institución Educativa No. 20492 | — | — | — | — |
| Institución Educativa No. 86822 | — | — | — | — |
| Institución Educativa 86713 Jose Maria Arguedas | — | — | — | — |
Airports Near Huayllacayán
2 airports within the area.
| Airport | IATA | Type |
|---|---|---|
| Patao Airport | — | Small Airport |
| Pativilca Airstrip | — | Small Airport |
Quick Facts
🇵🇪 About Peru
Public Holidays in Peru
14 public holidays this year
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Get ReportFrequently Asked Questions About Huayllacayán
What is the population of Huayllacayán?
Huayllacayán has a population of 258 residents and is located in Peru. The population density is 2 people per square mile, spread across 158.8 square miles.
What is the weather like in Huayllacayán?
Huayllacayán has a warm climate with an average annual temperature of 81°F (27°C). Winter temperatures average 80°F in January, while summers reach an average of 82°F in July. The area receives 317 sunny days per year, well above the national average of 205. Annual rainfall totals 88.5 inches, with 23.8 inches of snow.