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San José de Mayo, Uruguay
San José Department · Uruguay
San José de Mayo is a mid-size city in San José Department, Uruguay with a population of 36,529. Elevation: 174 ft (53 m). Average temperature: 64°F (18°C).
Data updated June 2026
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About San José de Mayo
San José de Mayo is a city in the San José Department in southern Uruguay. Located on the banks of the San José River, it lies approximately 90 km (56 mi) northwest of Montevideo. It was founded in 1783 by Spanish colonialists, and later developed into an administrative and agricultural center in the region. Spread over an area of 16.95 m2 (182.4 sq ft), it had a population of 38,553 inhabitants in 2023.
People
Climate
| Population | 36,529 |
| Population Density | 5,835 / sq mi |
| Elevation | 174 ft (53 m) |
| Coordinates | -34.3390°, -56.7134° |
| Timezone | America/Montevideo |
| Country | 🇺🇾 Uruguay |
| State / Province | San José Department |
| Average Temperature | 64°F (18°C) |
| January Average | 79°F (26°C) |
| July Average | 53°F (12°C) |
| Annual Precipitation | 36.5 inches (927 mm) |
| Annual Snowfall | 0.0 inches (0 cm) |
About San José de Mayo
San José de Mayo is a mid-size city in Uruguay (San José Department) with a population of 36,529. The city sits at an elevation of 174 feet (53 meters) above sea level. The average annual temperature is 64°F (18°C). Temperatures range from 79°F in January to 53°F in July. Annual precipitation averages 36.5 inches. The timezone is America/Montevideo.
Climate in San José de Mayo
San José de Mayo has an average annual temperature of 17.3°C (63°F). The hottest month is Jan (24.6°C), the coldest is Jul (10°C). Average annual precipitation is 843 mm.
Temperature
| Annual Average | 64.1°F |
| 19% above Uruguay avg | |
| January Average | 79°F (26°C) |
| July Average | 53°F (12°C) |
| Sunny Days | 299 days/yr |
Geography
| Elevation | 174 ft (53 m) |
| Area | 6.3 sq mi (16.2 km²) |
| Population Density | 5,835/sq mi |
| Coordinates | -34.3390°N, 56.7134°W |
| Timezone | America/Montevideo |
Precipitation & Snow
Air Quality
Tsunami History
2 tsunamis recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1884 | MONTEVIDEO | Unknown | — | — | 81 km |
| 1542 | RIO SAN JUAN | Eruption + Earthquake | — | 14 | 116 km |
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 79°F (26°C) | 3.8 in | Warmest |
| February | 73°F (23°C) | 3.4 in | |
| March | 70°F (21°C) | 4.8 in | Wettest |
| April | 63°F (17°C) | 4.1 in | |
| May | 57°F (14°C) | 3.9 in | |
| June | 52°F (11°C) | 3.7 in | Coldest |
| July | 53°F (12°C) | 3.1 in | Driest |
| August | 53°F (12°C) | 3.5 in | |
| September | 56°F (13°C) | 3.5 in | |
| October | 61°F (16°C) | 4.5 in | |
| November | 66°F (19°C) | 3.5 in | |
| December | 72°F (22°C) | 3.9 in |
San José de Mayo has a seasonal temperature swing of 27°F / from 52°F in June to 79°F in January. Total annual precipitation is 45.6 inches, with March being the wettest month (4.8") and July the driest (3.1").
Colleges & Universities in San José de Mayo
| Institution | Type | Founded | Website |
|---|---|---|---|
| Instituto de Formación Docente de San José | College | — | Visit → |
| Juan XXIII Casa de Retiro y Encuentro | College | — | — |
Schools in San José de Mayo
33 public schools (NCES 2022-23 data).
| School | Level | Enrollment | Teachers | Student/Teacher |
|---|---|---|---|---|
| Escuela 52 Doctor Juan Zorrilla de San Martín | — | — | — | — |
| Escuela 69 | — | — | — | — |
| Escuela 74 | — | — | — | — |
| Escuela 102 Aviador Ricardo Detomási | — | — | — | — |
| Escuela 53 Francisco Espínola | — | — | — | — |
| Escuela 68 Guyunusa | — | — | — | — |
| Instituto de Alta Especialización San José | — | — | — | — |
| Liceo 3 de San José | — | — | — | — |
| Liceo 2 Profesor Héctor Almada | — | — | — | — |
| Escuela 24 | — | — | — | — |
| Escuela 110 | — | — | — | — |
| Liceo 1 Departamental Doctor Alfonso Espínola | — | — | — | — |
| Escuela 97 | — | — | — | — |
| Escuela 45 José Pedro Varela | — | — | — | — |
| Escuela 57 | — | — | — | — |
| Escuela 103 Brigadier General Manuel Oribe | — | — | — | — |
| Escuela Técnica San José | — | — | — | — |
| Escuela 55 Doctor José Enrique Rodó | — | — | — | — |
| Escuela 71 | — | — | — | — |
| Escuela 30 Agustín Ferreiro | — | — | — | — |
| Escuela 100 Manuel García López | — | — | — | — |
| Escuela 51 Dardo Salguero Dela Hanty | — | — | — | — |
| Escuela 1 María Espínola Espínola | — | — | — | — |
| Escuela 32 | — | — | — | — |
| Escuela 36 | — | — | — | — |
| Escuela 50 General José Gervasio Artigas | — | — | — | — |
| Escuela 83 Daniel Fernández Crespo | — | — | — | — |
| Escuela 95 Capitán Manuel Antonio Artigas | — | — | — | — |
| Escuela 106 Enrique Rodríguez Fabregat | — | — | — | — |
| Escuela 105 Orestes Araújo | — | — | — | — |
| Escuela 46 Doctor Evaristo G. Ciganda | — | — | — | — |
| Escuela 18 | — | — | — | — |
| Colegio y Liceo Sagrada Familia | — | — | — | — |
Radio Stations near San José de Mayo
5 stations within ~55 km.
| Station | Genre | Quality | |
|---|---|---|---|
| Azul FM 101.9 | alternative, entretenimiento | MP3 128 kbps | |
| Metropolis 104.9 | — | MP3 128 kbps | |
| Radio Disney - Argentina FM 94.3 (AR) | — | AAC+ 128 kbps | |
| MARAGATA FM 97.5 (AR) | — | AAC+ 64 kbps | |
| Emisora Principal | — | MP3 128 kbps |
Museums in San José de Mayo
| Name | Type | Address | Phone | Annual Revenue |
|---|---|---|---|---|
| Museo Wenceslao Varela |
Hotels in San José de Mayo
3 hotels within city radius — OpenStreetMap data
Restaurants in San José de Mayo
4 restaurants within city radius — OpenStreetMap data
Theatres in San José de Mayo
1 theatres within city radius — OpenStreetMap data
Bus Stations in San José de Mayo
1 bus stations within city radius — OpenStreetMap data
Gas Stations in San José de Mayo
7 gas stations within city radius — OpenStreetMap data
Banks in San José de Mayo
3 banks within city radius — OpenStreetMap data
Airports Near San José de Mayo
12 airports within the area.
| Airport | IATA | Type |
|---|---|---|
| Carrasco General Cesáreo L. Berisso International Airport | MVD | Large Airport |
| Ángel S. Adami International Airport | — | Medium Airport |
| Aeroclub Canelones | — | Small Airport |
| Captain Juan Manuel Boiso Lanza Air Base | — | Small Airport |
| Cardona Airport | — | Small Airport |
| Florida Aviation Center | — | Small Airport |
| Kiyú Airport | — | Small Airport |
| La Horqueta Airport | — | Small Airport |
| La Rabida Airport | — | Small Airport |
| Nueva Helvecia Airport | — | Small Airport |
| Ricardo Raver Airport | — | Small Airport |
| San José Airport | — | Small Airport |
Post Offices in San José de Mayo
1 post offices.
| Post Office | Address |
|---|---|
| Correo |
Churches & Religious Organizations in San José de Mayo
1 religious organizations (IRS tax-exempt data).
| Name | Address |
|---|---|
| Catedral Basílica de San José de Mayo |
Quick Facts
🇺🇾 About Uruguay
Public Holidays in Uruguay
15 public holidays this year
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Get ReportFrequently Asked Questions About San José de Mayo
What is the population of San José de Mayo?
San José de Mayo has a population of 36,529 residents and is located in Uruguay. The population density is 5,835 people per square mile, spread across 6.3 square miles.
What is the weather like in San José de Mayo?
San José de Mayo enjoys a temperate climate with an average annual temperature of 64°F (18°C). Winter temperatures average 79°F in January, while summers reach an average of 53°F in July. The area receives 299 sunny days per year, well above the national average of 205. Annual rainfall totals 36.5 inches.