San Sebastián Coatlán, Mexico
Oaxaca · Mexico
San Sebastián Coatlán is a small town in Oaxaca, Mexico with a population of 2,678. Elevation: 6,506 ft (1,983 m). Average temperature: 67°F (19°C).
Population source: Wikidata (dated census and official estimates), GeoNames. Climate: WorldClim 2.1 normals (1970-2000), NASA POWER. Updated August 2026
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About San Sebastián Coatlán
San Sebastián Coatlán is a town and municipality in Oaxaca in south-western Mexico. The municipality covers an area of km2.
It is part of the Miahuatlán District in the south of the Sierra Sur Region.
People
Climate
| Population | 2,678 |
| Population Density | 8 / sq mi |
| Elevation | 6,506 ft (1,983 m) |
| Coordinates | 16.2017°, -96.8267° |
| Timezone | America/Mexico_City |
| Country | 🇲🇽 Mexico |
| State / Province | Oaxaca |
| Average Temperature | 67°F (19°C) |
| January Average | 64°F (18°C) |
| July Average | 67°F (20°C) |
| Annual Precipitation | 37.9 inches (962 mm) |
| Annual Snowfall | 0.0 inches (0 cm) |
About San Sebastián Coatlán
San Sebastián Coatlán is a small town in Mexico (Oaxaca) with a population of 2,678. The city sits at an elevation of 6,506 feet (1,983 meters) above sea level. The average annual temperature is 67°F (19°C). Temperatures range from 64°F in January to 67°F in July. Annual precipitation averages 37.9 inches. The timezone is America/Mexico_City.
Temperature
| Annual Average | 66.6°F |
| 23% above Mexico avg | |
| January Average | 64°F (18°C) |
| July Average | 67°F (20°C) |
Geography
| Elevation | 6,506 ft (1,983 m) |
| Area | 351.7 sq mi (911.0 km²) |
| Population Density | 8/sq mi |
| Coordinates | 16.2017°N, 96.8267°W |
| Timezone | America/Mexico_City |
Precipitation & Snow
Air Quality
Tsunami History
8 tsunamis recorded within 500 km. Highest wave on record: 1.6 m (5 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 2020 | OFF COAST OF OAXACA | Earthquake | 1.6 m | 10 | 94 km |
| 1965 | MEXICO | Earthquake | 0.4 m | 6 | 110 km |
| 2022 | S. MEXICO | Earthquake | 0.2 m | - | 93 km |
| 1928 | S. MEXICO | Earthquake | 0.2 m | 4 | 30 km |
| 1996 | MEXICO | Earthquake | 0.1 m | - | 135 km |
| 1968 | ACAPULCO | Earthquake | - | 18 | 104 km |
| 1928 | MEXICO | Earthquake | - | - | 98 km |
| 1870 | PUERTO ANGEL, MEXICO | Earthquake | - | 24 | 106 km |
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 64°F (18°C) | 0.2 in | Coldest, Driest |
| February | 65°F (19°C) | 0.4 in | |
| March | 67°F (20°C) | 0.5 in | |
| April | 69°F (21°C) | 1.3 in | |
| May | 70°F (21°C) | 4.0 in | Warmest |
| June | 68°F (20°C) | 7.9 in | Wettest |
| July | 67°F (20°C) | 6.0 in | |
| August | 67°F (20°C) | 6.7 in | |
| September | 67°F (19°C) | 6.7 in | |
| October | 66°F (19°C) | 3.2 in | |
| November | 65°F (18°C) | 0.7 in | |
| December | 64°F (18°C) | 0.4 in |
San Sebastián Coatlán has a seasonal temperature swing of 6°F / from 64°F in January to 70°F in May. Total annual precipitation is 37.9 inches, with June being the wettest month (7.9") and January the driest (0.2").
Farmers Markets in San Sebastián Coatlán
| Name | Address | Season | Hours | Organic | Website |
|---|---|---|---|---|---|
| Mercado de Sta. Ana | |||||
| Mercado Municipal Gral. Porfirio Díaz | |||||
| Mercado Municipal Lic. Orfa Bohórquez |
Airports Near San Sebastián Coatlán
9 airports within the area.
| Airport | IATA | Type |
|---|---|---|
| Bahías de Huatulco International Airport | HUX | Large Airport |
| Puerto Escondido International Airport | PXM | Medium Airport |
| Barranca Honda Airport | - | Small Airport |
| El Carrizal Airstrip | - | Small Airport |
| La Laguna Airport | - | Small Airport |
| Las Cuevas Airstrip | - | Small Airport |
| Pista del Centro | - | Small Airport |
| San Jacinto Tlacotepec Airport | - | Small Airport |
| San Mateo Yucutindoo Airport | - | Small Airport |
Quick Facts
🇲🇽 About Mexico
Public Holidays in Mexico
9 public holidays this year
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Get ReportFrequently Asked Questions About San Sebastián Coatlán
What is the population of San Sebastián Coatlán?
San Sebastián Coatlán has a population of 2,678 residents and is located in Mexico. The population density is 8 people per square mile, spread across 351.7 square miles.
What is the weather like in San Sebastián Coatlán?
San Sebastián Coatlán enjoys a temperate climate with an average annual temperature of 67°F (19°C). Winter temperatures average 64°F in January, while summers reach an average of 67°F in July. Annual rainfall totals 37.9 inches.
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