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IANA time-zone reference

Time in Buenos Aires — America/Buenos_Aires

Current UTC offset, next detected clock change, conversion table and IANA methodology for America/Buenos_Aires.

Direct answer

America/Buenos_Aires uses UTC−03:00 on the reviewed date. The browser applies IANA rules for the exact date you choose.

No offset change was detected in the following two years. This does not guarantee the rule will never change.

12-point UTC conversion table

UTCBuenos AiresOffset
12:00 UTC09:00 Buenos AiresUTC−03:00
14:00 UTC11:00 Buenos AiresUTC−03:00
16:00 UTC13:00 Buenos AiresUTC−03:00
18:00 UTC15:00 Buenos AiresUTC−03:00
20:00 UTC17:00 Buenos AiresUTC−03:00
22:00 UTC19:00 Buenos AiresUTC−03:00
00:00 UTC21:00 Buenos AiresUTC−03:00
02:00 UTC23:00 Buenos AiresUTC−03:00
04:00 UTC01:00 Buenos AiresUTC−03:00
06:00 UTC03:00 Buenos AiresUTC−03:00
08:00 UTC05:00 Buenos AiresUTC−03:00
10:00 UTC07:00 Buenos AiresUTC−03:00

Method and privacy. Time-zone calculations use IANA identifiers through the browser or edge runtime. Inputs remain local unless you explicitly create a share link, vote, or booking. Share records expire automatically. Reviewed 2026-07-29. Sources · Privacy · Accuracy