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- Type a city, a country or a zone such as “CET” or “Tokyo”.
Current local time in Rosario, Argentina
America/Argentina/Cordoba
Observatory log
Rosario, observed
- 01Time zone
Argentina Standard Time
UTC−3 · IANA
America/Argentina/Cordoba- 02Daylight saving
Rosario does not observe daylight saving time.
Clocks stay on UTC−3 all year. No change is scheduled in tzdata 2026e.
- 03Sun today
- Sunrise06:21Sunset19:15Day length12 h 54 minSolar noon12:48
MoonWaxing crescent, 23% lit
Golden hour06:07–06:55 · 18:42–19:31
- 04Working hours
Counted as 09:00–17:00 local; the weekend in Argentina is Saturday and Sunday.
- 05Best time to call
- 06Time zones in Argentina
- Buenos AiresUTC−3
- CatamarcaUTC−3
- CórdobaUTC−3
- San Salvador de JujuyUTC−3
- La RiojaUTC−3
- MendozaUTC−3
- Rio GallegosUTC−3
- SaltaUTC−3
- San JuanUTC−3
- San LuisUTC−3
- TucumánUTC−3
- UshuaiaUTC−3
- 07Also on this clock
- 08Coordinates
32.95° S, 60.67° W · Santa Fe
Differences
Rosario and the world
| City | Local time | Difference from RosarioDiff. |
|---|---|---|
 London | +4 h | |
 New York | −1 h | |
| Los Angeles | −4 h | |
| Chicago | −2 h | |
 São Paulo | Same time | |
 Paris | +5 h | |
 Dubai | +7 h | |
 Mumbai | +8 h 30 min | |
 Singapore | +11 h | |
 Hong Kong | +11 h | |
 Tokyo | +12 h |
Questions
Asked about Rosario
What time zone is Rosario in?
Rosario uses Argentina Standard Time, UTC−3. Its IANA time-zone ID is America/Argentina/Cordoba.
Does Rosario use daylight saving time?
No. Rosario does not observe daylight saving time: the clocks stay on Argentina Standard Time (UTC−3) all year.
When does the sun rise and set in Rosario today?
Today in Rosario the sun rises at 06:21 and sets at 19:15, giving 12 h 54 min of daylight.