Updating current time…
IST
12am
3am
6am
9am
12pm
3pm
6pm
9pm
BrazilBRT
UTC−3
8h 30m behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

5:30 pm17:30 IST (UTC+5:30), Oct 31, 2026 = 9:00 am09:00 BRT (UTC-3), Oct 31, 2026

IST is 8 hours and 30 minutes ahead of Rio Acima.

How the time difference changes

IST is 8 hours and 30 minutes ahead of Rio Acima year-round.

Working hours of 9:00 am to 6:00 pm in IST correspond to 12:30 am to 9:30 am in Rio Acima.Working hours of 09:00 to 18:00 in IST correspond to 00:30 to 09:30 in Rio Acima.

Compare IST time with Rio Acima time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

India Standard Time is 8 hours and 30 minutes ahead of BRT (Brasilia Time).
5:30 pm17:30 in IST is 9:00 am09:00 in Rio Acima, Brazil

IST to Rio Acima call time
Best time for a conference call or a meeting is between 5:30pm-6pm17:30-18:00 in IST which corresponds to 9am-9:30am09:00-09:30 in Rio Acima

5:30 pm17:30 India Standard Time (IST). Offset UTC +5:30 hours
9:00 am09:00 BRT (Brasilia Time) (Rio Acima, Brazil). Offset UTC -3:00 hours

5:30 pm17:30 IST / 9:00 am09:00 Rio Acima, Brazil

Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.

Hourly time comparison
ISTRio Acima, Brazil
3:30pm previous day
4:30pm previous day
5:30pm previous day
6:30pm previous day
7:30pm previous day
8:30pm previous day
9:30pm previous day
10:30pm previous day
11:30pm previous day
12:30am
1:30am
2:30am
3:30am
4:30am
5:30am
6:30am
7:30am
8:30am
9:30am
10:30am
11:30am
12:30pm
1:30pm
2:30pm
15:30 previous day
16:30 previous day
17:30 previous day
18:30 previous day
19:30 previous day
20:30 previous day
21:30 previous day
22:30 previous day
23:30 previous day
00:30
01:30
02:30
03:30
04:30
05:30
06:30
07:30
08:30
09:30
10:30
11:30
12:30
13:30
14:30

India Standard Time

Offset: IST is 5 hours and 30 minutes ahead of Greenwich Mean Time (GMT).

Countries using this time zone: India

Principal Cities: The largest city in the IST time zone is Mumbai in India, with about 12.692 million people. Other major cities in this time zone include Delhi, Bengaluru, Hyderabad, Ahmedabad.

Daylight Saving: Clocks in India Standard Time (IST) do not change for daylight saving time, so IST stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.

Current time in India: India time now

IST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +0530 - basic
  • +05:30 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0530 - sign character (+) followed by a four digit time providing hours (05) and minutes (30) of the offset. Indicates an offset of five hours and thirty minutes to the east of the zero meridian.
IANA/Olson: Reflects IST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Asia/Calcutta
  • Asia/Kolkata
IST Abbreviation: Several time zones share IST abbreviation and it could refer to these time zones
  • India Standard Time - UTC +5:30
  • Irish Standard Time - UTC +1
  • Israel Standard Time - UTC +2

Rio Acima Time Zone and Facts

Time Zone

Abbreviation / Offset
BRT – Brasilia Time, UTC-3 (no daylight saving time)

Rio Acima Facts

Country
Brazil
Population
10,261
Currency
Real (BRL)
Geographic Coordinates
20° 05' S Latitude / 43° 47' W Longitude
International Dialing Code
+55