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Puerto San Julián, Argentina
Santa Cruz · Argentina
Puerto San Julián is a small city in Santa Cruz, Argentina with a population of 6,143. Elevation: 72 ft (22 m). Average temperature: 51°F (10°C).
Data updated June 2026
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About Puerto San Julián
Puerto San Julián, also known historically as Port St. Julian, is a natural harbour in Patagonia in the Santa Cruz Province of Argentina located at 49°18′S 67°43′W. In the days of sailing ships it formed a stopping point, 180 km (112 mi) south of Puerto Deseado. Puerto San Julián is also the name of the town located on the harbour; the town is also the administrative capital of Magallanes Department within the province, and contains over 96% of the department's population in 2022.
People
Climate
| Population | 6,143 |
| Population Density | 1,396 / sq mi |
| Elevation | 72 ft (22 m) |
| Coordinates | -49.3070°, -67.7298° |
| Timezone | America/Argentina/Rio_Gallegos |
| Country | 🇦🇷 Argentina |
| State / Province | Santa Cruz |
| Average Temperature | 51°F (10°C) |
| January Average | 62°F (17°C) |
| July Average | 38°F (3°C) |
| Annual Precipitation | 9.3 inches (237 mm) |
| Annual Snowfall | 0.0 inches (0 cm) |
About Puerto San Julián
Puerto San Julián is a small city in Argentina (Santa Cruz) with a population of 6,143. The city sits at an elevation of 72 feet (22 meters) above sea level. The average annual temperature is 51°F (10°C). Temperatures range from 62°F in January to 38°F in July. Annual precipitation averages 9.3 inches. The timezone is America/Argentina/Rio_Gallegos.
Climate in Puerto San Julián
Puerto San Julián has an average annual temperature of 10.1°C (50°F). The hottest month is Jan (16.2°C), the coldest is Jul (3.4°C). Average annual precipitation is 262 mm.
Temperature
| Annual Average | 50.5°F |
| 6% below Argentina avg | |
| January Average | 62°F (17°C) |
| July Average | 38°F (3°C) |
| Sunny Days | 319 days/yr |
Geography
| Elevation | 72 ft (22 m) |
| Area | 4.4 sq mi (11.4 km²) |
| Population Density | 1,396/sq mi |
| Coordinates | -49.3070°N, 67.7298°W |
| Timezone | America/Argentina/Rio_Gallegos |
Precipitation & Snow
Air Quality
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 62°F (17°C) | 0.8 in | Warmest |
| February | 61°F (16°C) | 0.7 in | |
| March | 57°F (14°C) | 0.7 in | |
| April | 51°F (10°C) | 0.7 in | |
| May | 44°F (6°C) | 1.1 in | Wettest |
| June | 38°F (4°C) | 1.0 in | |
| July | 38°F (3°C) | 1.0 in | Coldest |
| August | 42°F (6°C) | 0.6 in | |
| September | 46°F (8°C) | 0.6 in | Driest |
| October | 52°F (11°C) | 0.6 in | |
| November | 57°F (14°C) | 0.6 in | |
| December | 60°F (15°C) | 0.8 in |
Puerto San Julián has a seasonal temperature swing of 24°F / from 38°F in July to 62°F in January. Total annual precipitation is 9.3 inches, with May being the wettest month (1.1") and September the driest (0.6").
Colleges & Universities in Puerto San Julián
| Institution | Type | Founded | Website |
|---|---|---|---|
| Universidad Nacional de la Patagonia Austral | University | — | — |
Schools in Puerto San Julián
7 public schools (NCES 2022-23 data).
| School | Level | Enrollment | Teachers | Student/Teacher |
|---|---|---|---|---|
| Colegio N° 2 | — | — | — | — |
| Colegio Nº 42 | — | — | — | — |
| Colegio Técnico N° 8 | — | — | — | — |
| Escuela Especial Nº 12 | — | — | — | — |
| Escuela María Auxiliadora | — | — | — | — |
| Escuela Nº 4 | — | — | — | — |
| Escuela Nº 75 | — | — | — | — |
Museums in Puerto San Julián
| Name | Type | Address | Phone | Annual Revenue |
|---|---|---|---|---|
| Museo de los Pioneros | ||||
| Museo del Campo | ||||
| Museo Temático Nao Victoria |
Hotels in Puerto San Julián
11 hotels within city radius — OpenStreetMap data
Restaurants in Puerto San Julián
5 restaurants within city radius — OpenStreetMap data
Cafes in Puerto San Julián
1 cafes within city radius — OpenStreetMap data
Dentists in Puerto San Julián
1 dentists within city radius — OpenStreetMap data
Bus Stations in Puerto San Julián
1 bus stations within city radius — OpenStreetMap data
Gas Stations in Puerto San Julián
2 gas stations within city radius — OpenStreetMap data
Banks in Puerto San Julián
2 banks within city radius — OpenStreetMap data
Airports Near Puerto San Julián
3 airports within the area.
| Airport | IATA | Type |
|---|---|---|
| Capitan D Daniel Vazquez Airport | ULA | Medium Airport |
| El Salado Airport | — | Small Airport |
| Estancia Las Lagunas Airport | — | Small Airport |
Explore Near Puerto San Julián
Quick Facts
🇦🇷 About Argentina
Public Holidays in Argentina
16 public holidays this year
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Get ReportFrequently Asked Questions About Puerto San Julián
What is the population of Puerto San Julián?
Puerto San Julián has a population of 6,143 residents and is located in Argentina. The population density is 1,396 people per square mile, spread across 4.4 square miles.
What is the weather like in Puerto San Julián?
Puerto San Julián has a four-season climate with an average annual temperature of 51°F (10°C). Winter temperatures average 62°F in January, while summers reach an average of 38°F in July. The area receives 319 sunny days per year, well above the national average of 205. Annual rainfall totals 9.3 inches.