San Juan
Decide whether to visit or live in San Juan, then explore current conditions, local people, the map, and concise sourced context.
Check visit & living safetyUpdated Saturday, October 31, 2026 · sourced live layer and versioned editorial content
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Would you visit or live in San Juan?
Choose your plan and circumstances. The result changes immediately using today's advisory, weather, air-quality, and sourced local signals.
Climate normals · 2016–2025
When to go: San Juan month by month
Judged purely on 2016–2025 weather records, the friendliest months in San Juan are typically April, August and September, with average daytime highs around 20–25°C. January is usually the warmest month (average high 34°C), July the coldest (average low 3°C), and January the wettest (about 26 mm). These are long-run averages, not a forecast.
| Month | Avg high (°C) | Avg low (°C) | Rain (mm) | Sunshine (h/day) |
|---|---|---|---|---|
| January | 34.1 | 21.4 | 26 | 12.7 |
| February | 33.1 | 20.5 | 12 | 12.2 |
| March | 29.8 | 17.4 | 14 | 11.2 |
| April | 24.8 | 12.9 | 8 | 10.3 |
| May | 19.3 | 8.2 | 6 | 9.4 |
| June | 15.9 | 4.3 | 4 | 8.9 |
| July | 15.7 | 3.3 | 1 | 9.4 |
| August | 20.2 | 5.7 | 10 | 10.3 |
| September | 24.0 | 9.0 | 4 | 10.9 |
| October | 27.6 | 12.7 | 11 | 12.0 |
| November | 31.6 | 17.2 | 6 | 12.7 |
| December | 33.9 | 20.0 | 13 | 12.9 |
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Interactive geography
See San Juan in context
Keep the deeper context
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01 · HistoryHow San Juan took shape
Geography and Heritage
San Juan is a city located in Argentina, serving within the administrative region of San Juan Province. Geographically positioned at latitude -31.53726 and longitude -68.52568, the municipality sustains a population of 109,123 residents.
Across global geography, the name San Juan—meaning Saint John in Spanish—extends far beyond this Argentine settlement. Toponyms bearing the designation appear across multiple nations, including Puerto Rico, the Philippines, Chile, Colombia, Costa Rica, Cuba, the Dominican Republic, Guatemala, Honduras, Mexico, Nicaragua, Panama, Paraguay, Peru, Spain, Trinidad and Tobago, the United States, and Venezuela. Within Argentina itself, the name identifies not only the city and its surrounding province, but also smaller localities such as the village of San Juan in Iruya within Salta Province, alongside a metro station along the Buenos Aires Underground network.
02 · OverviewSan Juan, in brief
San Juan is a city located in Argentina. Serving as a notable settlement within the San Juan Province, Argentina, this urban center is situated at coordinates latitude -31.53726 and longitude -68.52568.
Geographical positioning and coordinates
Positioned geographically within the administrative boundaries of San Juan, the locality's exact location is fixed by its latitudinal and longitudinal coordinates. The municipal area operates within the America/Argentina/San_Juan time zone, governing local schedules and regional operations across the territory.
Demographic composition and linguistic profile
The municipal population reaches exactly 109123 residents. Within this community, inhabitants utilize a diverse range of languages, encompassing es-AR, en, it, de, fr, and gn. Economic exchanges and commercial transactions throughout the municipality are officially conducted using the currency designated by the code ARS.
Wider regional connections
The name San Juan appears across multiple geographies globally, referencing various municipal districts, rural towns, and topographical features across different continents. Beyond the urban center in Argentina, related geographic designations include locations in Puerto Rico, the Philippines, Chile, Colombia, Costa Rica, Cuba, the Dominican Republic, Guatemala, Honduras, Mexico, Nicaragua, Panama, Paraguay, Peru, Spain, Trinidad and Tobago, the United States, and Venezuela. Additional documentation regarding the settlement and its broader administrative placement can be examined through the GeoNames record for San Juan.
Frequently Asked Questions about San Juan
Essential geographic, demographic, currency, and travel context verified from primary records.
01 · Q&AWhere is San Juan located and what are its coordinates?
San Juan is situated in Argentina at geographic coordinates -31.5373, -68.5257, with an elevation monitored in regional geographic surveys.
02 · Q&AWhat is the population and time zone of San Juan?
San Juan has a recorded population of approximately 109,123 and observes the America/Argentina/San_Juan time zone.
03 · Q&AWhat languages and currency are used in San Juan?
Official and commonly spoken languages in San Juan include ES-AR, English, Italian, German, French, GN, with ARS used for local transactions.
04 · Q&AHow can I check live conditions and daily updates for San Juan?
Today's Atlas provides continuous tracking for San Juan, featuring real-time weather conditions, daylight cycles, local geographic signals, and verified daily briefs.