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San Antonio, Puerto Rico
Quebradillas · Puerto Rico
San Antonio is a small town in Quebradillas, Puerto Rico with a population of 1,203. Elevation: 551 ft (168 m). Average temperature: 78°F (26°C).
Data updated June 2026
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About San Antonio
San Antonio is a barrio in the municipality of Quebradillas, Puerto Rico. Its population in 2010 was 5,164.
People
Climate
| Population | 1,203 |
| Population Density | 885 / sq mi |
| Elevation | 551 ft (168 m) |
| Coordinates | 18.4396°, -66.9315° |
| Timezone | America/Puerto_Rico |
| Country | 🇵🇷 Puerto Rico |
| State / Province | Quebradillas |
| Average Temperature | 78°F (26°C) |
| January Average | 74°F (23°C) |
| July Average | 82°F (28°C) |
| Annual Precipitation | 42.2 inches (1,072 mm) |
| Annual Snowfall | 0.0 inches (0 cm) |
About San Antonio
San Antonio is a small town in Puerto Rico (Quebradillas) with a population of 1,203. The city sits at an elevation of 551 feet (168 meters) above sea level. The average annual temperature is 78°F (26°C). Temperatures range from 74°F in January to 82°F in July. Annual precipitation averages 42.2 inches. The timezone is America/Puerto_Rico.
Temperature
| Annual Average | 78.3°F |
| 45% above Puerto Rico avg | |
| January Average | 74°F (23°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 356 days/yr |
Geography
| Elevation | 551 ft (168 m) |
| Area | 1.4 sq mi (3.5 km²) |
| Population Density | 885/sq mi |
| Coordinates | 18.4396°N, 66.9315°W |
| Timezone | America/Puerto_Rico |
Precipitation & Snow
Air Quality
Tsunami History
3 tsunamis recorded within 500 km. Highest wave on record: 6.1 m (20 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1918 | PUERTO RICO: MONA PASSAGE | Eruption + Earthquake | 6.1 m | 144 | 40 km |
| 2020 | PUERTO RICO | Earthquake | 0.1 m | 4 | 55 km |
| 1918 | PUERTO RICO | Earthquake | — | — | 30 km |
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 74°F (23°C) | 3.5 in | |
| February | 73°F (23°C) | 3.0 in | Coldest, Driest |
| March | 73°F (23°C) | 3.8 in | |
| April | 75°F (24°C) | 6.0 in | |
| May | 77°F (25°C) | 9.3 in | Wettest |
| June | 78°F (26°C) | 7.2 in | |
| July | 82°F (28°C) | 5.8 in | Warmest |
| August | 78°F (26°C) | 7.8 in | |
| September | 78°F (26°C) | 8.7 in | |
| October | 78°F (25°C) | 8.6 in | |
| November | 76°F (24°C) | 6.6 in | |
| December | 74°F (23°C) | 4.5 in |
San Antonio has a seasonal temperature swing of 9°F / from 73°F in February to 82°F in July. Total annual precipitation is 74.7 inches, with May being the wettest month (9.3") and February the driest (3.0").
Schools in San Antonio
2 public schools (NCES 2022-23 data).
| School | Level | Enrollment | Teachers | Student/Teacher |
|---|---|---|---|---|
| Escuela Superior Luis Muñoz Rivera | — | — | — | — |
| Escuela Superior Honorio Hernández | — | — | — | — |
Radio Stations near San Antonio
2 stations within ~55 km.
| Station | Genre | Quality | |
|---|---|---|---|
| Salseo Radio | — | MP3 192 kbps | |
| Radio Paraiso 92.9 FM | christian, christmas music | AAC+ 128 kbps |
Museums in San Antonio
| Name | Type | Address | Phone | Annual Revenue |
|---|---|---|---|---|
| Museo de Arte e Historia de Arecibo "René Marqués García" | ||||
| Museo de Arte y Senado Académico | ||||
| Museo de Lares | ||||
| Museo del Tren |
Libraries in San Antonio
| Name | Address | Staff | Annual Visits | Circulation | Collection | Programs |
|---|---|---|---|---|---|---|
| Biblioteca de Carrizales | 0.0 | |||||
| Biblioteca Electrónica de Aguadilla | 0.0 | |||||
| Biblioteca Electrónica Felicita "Litty" Caro Ramos | 0.0 | |||||
| Biblioteca Electrónica Pajuil | 0.0 | |||||
| Biblioteca Electrónica San Antonio | 0.0 | |||||
| Biblioteca General | 0.0 | |||||
| Biblioteca Pública | 0.0 | |||||
| Biblioteca Urbana de Quebradillas | 0.0 | |||||
| Centro de Recuersos para el Aprendizaje | 0.0 | |||||
| Library Poblado San Antonio | 0.0 | |||||
| Mayaguez Branch Library | 0.0 | |||||
| Mayagüez Children Library | 0.0 | |||||
| Public Library of Hatillo | 0.0 |
Farmers Markets in San Antonio
| Name | Address | Season | Hours | Organic | Website |
|---|---|---|---|---|---|
| Aguadilla Farmers' Market | |||||
| Centro Agropecuario de San Sebastian Puerto Rico (ADEA) | Carr. 111 Km. 18 Bo. Bahomamey | Fri: 12:00 AM-9:00 PM; | |||
| El Mercado Familiar | 01/01/2015 to 12/31/2015 | Fri: 7:00 AM-1:00 PM;Sat: 7:00 AM-1:00 PM; | Visit | ||
| El Mercado Familiar | 01/01/2015 to 12/31/2015 | Fri: 7:00 AM-1:00 PM;Sat: 7:00 AM-1:00 PM; | Visit | ||
| El Mercado Familiar | 01/01/2015 to 12/31/2015 | Fri: 7:00 AM-1:00 PM;Sat: 7:00 AM-1:00 PM; | Visit | ||
| El Mercado Familiar | 01/01/2015 to 12/31/2015 | Fri: 7:00 AM-1:00 PM;Sat: 7:00 AM-1:00 PM; | Visit | ||
| El Mercado Familiar | 01/01/2015 to 12/31/2015 | Fri: 7:00 AM-1:00 PM;Sat: 7:00 AM-1:00 PM; | Visit | ||
| El Mercado Familiar | Fri: 7:00 AM-1:00 PM;Sat: 7:00 AM-1:00 PM; | Visit | |||
| El Mercado Familiar | 01/01/2015 to 12/31/2015 | Fri: 7:00 AM-1:00 PM;Sat: 7:00 AM-1:00 PM; | Visit | ||
| La Marketa | |||||
| Plaza de Mercado de Mayagüez | |||||
| Plaza del Mercado de Añasco Alfonso Vélez Iturrino "El Fúa" | |||||
| Pulguero de Arecibo |
Gas Stations in San Antonio
1 gas stations within city radius — OpenStreetMap data
Stadiums & Teams in San Antonio
| Team | League | Division |
|---|---|---|
Superfund Sites Near San Antonio
1 EPA Superfund sites (hazardous waste cleanup locations).
| Site | Address | County |
|---|---|---|
| PREPA - CAMBALACHE POWER STATION | PR-2 KM 73.5 ISLOTE WARD | ARECIBO |
Airports Near San Antonio
12 airports within the area.
| Airport | IATA | Type |
|---|---|---|
| Antonio Nery Juarbe Pol Airport | ARE | Medium Airport |
| Eugenio Maria De Hostos Airport | MAZ | Medium Airport |
| Mercedita International Airport | PSE | Medium Airport |
| Rafael Hernández International Airport | BQN | Medium Airport |
| Adjuntas Airport | — | Small Airport |
| Boqueron Airport | — | Small Airport |
| Cocal Airport | — | Small Airport |
| Cuylers Airport | — | Small Airport |
| Fort Allen Airport | — | Small Airport |
| Labadle Airport | — | Small Airport |
| Lajas Airpark | — | Small Airport |
| Santa Isabel Airport | — | Small Airport |
Treatment Centers in San Antonio
1 treatment centers.
| Center | Type | Phone |
|---|---|---|
| Hogar CREA Inc. |
Quick Facts
🇵🇷 About Puerto Rico
Public Holidays in Puerto Rico
21 public holidays this year
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Get ReportFrequently Asked Questions About San Antonio
What is the population of San Antonio?
San Antonio has a population of 1,203 residents and is located in Puerto Rico. The population density is 885 people per square mile, spread across 1.4 square miles.
What is the weather like in San Antonio?
San Antonio has a warm climate with an average annual temperature of 78°F (26°C). Winter temperatures average 74°F in January, while summers reach an average of 82°F in July. The area receives 356 sunny days per year, well above the national average of 205. Annual rainfall totals 42.2 inches.