San Justo in numbers
- Coordinates
- -34.6766, -58.5606
- Population
- 105 274
- Region
- Buenos Aires
- Country
- Argentina, South America
- Capital
- Buenos Aires — 18 km away
- Same name
- 17 more places in the world share this name
The clock for San Justo, Buenos Aires, Argentina is kept here in the America/Argentina/Buenos_Aires time zone (−3).
San Justo, Argentina
Sunday, 15 November 2026
UTC−3 · America/Argentina/Buenos_Aires
Local time in San Justo
UTC−3 · no daylight saving time
What the clock shows right now in San Justo.
Sunrise 5:42 AM Solar noon 12:40 PM Sunset 7:38 PM Daylight 13 h 56 min Night 10 h 04 min Civil twilight 5:14 AM – 8:06 PM
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Postal codes come from the free GeoNames dataset. Where a code is listed with a distance, it belongs to a nearby settlement — GeoNames spells that name differently from ours.
The zone that governs San Justo is America/Argentina/Buenos_Aires at UTC−3. Whether the clocks move seasonally: No.
Sunrise happens at 5:42 AM in San Justo today and sunset at 7:38 PM. That marks 13 h 56 min of daylight.
Set your clock for San Justo and it will also be right in Villa Constructora and Tablada.
The postal system lists 5 codes for San Justo.