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America/Rio_Branco

America/Rio_Branco is the IANA time zone for Acre in Brazil.

UTC−05:00

Tue, Sep 29 UTC−5

Offsets and daylight saving time

Standard offset
UTC−05:00
Rule
No daylight saving time: UTC−5 all year.

No clock changes are scheduled in the next three years.

Names

Generic name
Acre Standard Time
Long name
Acre Standard Time
Aliases
America/Porto_Acre and Brazil/Acre (old ids that resolve to America/Rio_Branco)

Use it in code

// JavaScript
new Intl.DateTimeFormat('en-US', { timeZone: 'America/Rio_Branco' })

# Python
from zoneinfo import ZoneInfo
ZoneInfo('America/Rio_Branco')

-- PostgreSQL
SELECT now() AT TIME ZONE 'America/Rio_Branco';

Cities in America/Rio_Branco

Offset history since 1970

  • 1970–1984: UTC−5
  • 1985–1988: UTC−5 and UTC−4 each year
  • 1989–2007: UTC−5
  • 2008: UTC−5 and UTC−4 during the year
  • 2009–2012: UTC−4
  • 2013: UTC−5 and UTC−4 during the year
  • 2014–2026: UTC−5

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