Tres Arroyos, Argentina
Buenos Aires · Argentina
Tres Arroyos is a mid-size city in Buenos Aires, Argentina with a population of 62,835. Elevation: 328 ft (100 m). Average temperature: 57°F (14°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 Tres Arroyos
Tres Arroyos is a city in Buenos Aires Province, Argentina. It is the administrative seat of Tres Arroyos Partido.
People
Climate
| Population | 62,835 |
| Population Density | 9,787 / sq mi |
| Elevation | 328 ft (100 m) |
| Coordinates | -38.3769°, -60.2756° |
| Timezone | America/Argentina/Buenos_Aires |
| Country | 🇦🇷 Argentina |
| State / Province | Buenos Aires |
| Average Temperature | 57°F (14°C) |
| January Average | 70°F (21°C) |
| July Average | 45°F (7°C) |
| Annual Precipitation | 31.5 inches (800 mm) |
| Annual Snowfall | 0.0 inches (0 cm) |
About Tres Arroyos
Tres Arroyos is a mid-size city in Argentina (Buenos Aires) with a population of 62,835. The city sits at an elevation of 328 feet (100 meters) above sea level. The average annual temperature is 57°F (14°C). Temperatures range from 70°F in January to 45°F in July. Annual precipitation averages 31.5 inches. The timezone is America/Argentina/Buenos_Aires.
Climate in Tres Arroyos
Tres Arroyos has an average annual temperature of 15°C (59°F). The hottest month is Jan (22.4°C), the coldest is Jul (7.9°C). Average annual precipitation is 849 mm.
Temperature
| Annual Average | 57.4°F |
| 6% above Argentina avg | |
| January Average | 70°F (21°C) |
| July Average | 45°F (7°C) |
Geography
| Elevation | 328 ft (100 m) |
| Area | 6.4 sq mi (16.6 km²) |
| Population Density | 9,787/sq mi |
| Coordinates | 38.3769°S, 60.2756°W |
| Timezone | America/Argentina/Buenos_Aires |
Precipitation & Snow
Air Quality
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 70°F (21°C) | 3.2 in | Warmest |
| February | 69°F (20°C) | 3.1 in | |
| March | 65°F (18°C) | 3.4 in | Wettest |
| April | 58°F (14°C) | 3.4 in | |
| May | 51°F (11°C) | 2.5 in | |
| June | 47°F (8°C) | 1.4 in | Driest |
| July | 45°F (7°C) | 1.7 in | Coldest |
| August | 48°F (9°C) | 1.5 in | |
| September | 51°F (11°C) | 2.1 in | |
| October | 56°F (14°C) | 3.0 in | |
| November | 62°F (17°C) | 3.0 in | |
| December | 67°F (20°C) | 3.2 in |
Tres Arroyos has a seasonal temperature swing of 25°F / from 45°F in July to 70°F in January. Total annual precipitation is 31.5 inches, with March being the wettest month (3.4") and June the driest (1.4").
Colleges & Universities in Tres Arroyos
| Institution | Type | Founded | Website |
|---|---|---|---|
| Universidad Siglo 21 | College | - | Visit → |
Schools in Tres Arroyos
15 public schools (OpenStreetMap data).
| School | Level | Enrollment | Teachers | Student/Teacher |
|---|---|---|---|---|
| Escuela N° 19 | - | - | - | - |
| Escuela Primaria N° 7 | - | - | - | - |
| Colegio Nuestra Señora de Luján | - | - | - | - |
| Escuela Agropecuaria de Tres Arroyos | - | - | - | - |
| EPB Nº16 | - | - | - | - |
| ESB Nº5 | - | - | - | - |
| ESB Nº 5 | - | - | - | - |
| Escuela de Educación Secundaria No. 4 Extensión No. 2040 | - | - | - | - |
| Escuela de Educación Especial | - | - | - | - |
| Escuela de Educación Técnica 1 General Don José de San Martín | - | - | - | - |
| Escuela Primaria 5 | - | - | - | - |
| Escuela Secundaria N°2 | - | - | - | - |
| Escuela Primaria N°54 | - | - | - | - |
| English Time - Clases y traducciones | - | - | - | - |
| Escuela Primaria Nº 1 | - | - | - | - |
Radio Stations near Tres Arroyos
0 stations within ~55 km.
| Station | Genre | Quality |
|---|
Museums in Tres Arroyos
| Name | Type | Address | Phone | Annual Revenue |
|---|---|---|---|---|
| Museo de Automovilismo | ||||
| Museo de Bellas Artes | ||||
| Museo Mulazzi |
Libraries in Tres Arroyos
| Name | Address | Staff | Annual Visits | Circulation | Collection | Programs |
|---|---|---|---|---|---|---|
| Biblioteca Cacuri | 0.0 | |||||
| Biblioteca José Campano | 0.0 | |||||
| Biblioteca José Ingenieros | 0.0 | |||||
| Biblioteca Sarmiento | 0.0 |
Hotels in Tres Arroyos
4 hotels within city radius - OpenStreetMap data
Restaurants in Tres Arroyos
10 restaurants within city radius - OpenStreetMap data
Cafes in Tres Arroyos
4 cafes within city radius - OpenStreetMap data
Cinemas in Tres Arroyos
1 cinemas within city radius - OpenStreetMap data
Theatres in Tres Arroyos
2 theatres within city radius - OpenStreetMap data
Monuments in Tres Arroyos
4 monuments within city radius - OpenStreetMap data
Clinics in Tres Arroyos
2 clinics within city radius - OpenStreetMap data
Train Stations in Tres Arroyos
3 train stations within city radius - OpenStreetMap data
Bus Stations in Tres Arroyos
1 bus stations within city radius - OpenStreetMap data
Gas Stations in Tres Arroyos
12 gas stations within city radius - OpenStreetMap data
Banks in Tres Arroyos
6 banks within city radius - OpenStreetMap data
Gyms in Tres Arroyos
3 gyms within city radius - OpenStreetMap data
Golf Courses in Tres Arroyos
1 golf courses within city radius - OpenStreetMap data
Airports Near Tres Arroyos
10 airports within the area.
| Airport | IATA | Type |
|---|---|---|
| Tres Arroyos Airport | OYO | Medium Airport |
| Benito Juarez Airport | - | Small Airport |
| Copetonas Airport | - | Small Airport |
| Estancia El Destino Airfield | - | Small Airport |
| Gonzales Chaves Airport | - | Small Airport |
| La Moderna Airfield | - | Small Airport |
| Petrazzini Airport | - | Small Airport |
| San Cayetano Airport | - | Small Airport |
| San Cayetano Heliport | - | Small Airport |
| Santagiulian Airport | - | Small Airport |
Post Offices in Tres Arroyos
2 post offices.
| Post Office | Address |
|---|---|
| Andreani | |
| Correo Argentino |
Churches & Religious Organizations in Tres Arroyos
2 religious organizations (IRS tax-exempt data).
| Name | Address |
|---|---|
| Parroquia Nuestra Señora del Carmen | |
| Templo Evangélico |
Explore Near Tres Arroyos
Waterfalls Near Tres Arroyos
11 waterfalls from OpenStreetMap and USGS geographic data found near Tres Arroyos.
| Name | Description |
|---|---|
| 2da Cascada | |
| 3ra Cascada | |
| 4ta Cascada | |
| 5ta Cascada | |
| 6ta Cascada | |
| 7ma Cascada | |
| Cascada Cifuentes | Height: 7 |
| Cascada Cueva del Tigre | |
| Cascada Escondida | |
| Cascada Mulpunleufu | |
| Cascada Mulpunleufú |
Quick Facts
🇦🇷 About Argentina
Public Holidays in Argentina
16 public holidays this year
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Get ReportFrequently Asked Questions About Tres Arroyos
What is the population of Tres Arroyos?
Tres Arroyos has a population of 62,835 residents and is located in Argentina. The population density is 9,787 people per square mile, spread across 6.4 square miles.
What is the weather like in Tres Arroyos?
Tres Arroyos enjoys a temperate climate with an average annual temperature of 57°F (14°C). Winter temperatures average 70°F in January, while summers reach an average of 45°F in July. Annual rainfall totals 31.5 inches.
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