India
IST
12am
3am
6am
9am
12pm
3pm
6pm
9pm
AST/ADT
Atlantic Standard Time
GMT -4
12am
3am
6am
9am
12pm
3pm
6pm
9pm
ADT is not used on this date
This converter uses AST (GMT -4), the offset Moncton uses on this date. Open the AST converter.

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

Time Difference

IST (India Standard Time) is 9 hours and 30 minutes ahead of Atlantic Standard Time
5:30 pm17:30 in Mumbai, India is 8:00 am08:00 in AST

Mumbai to AST call time
Best time for a conference call or a meeting is between 5:30pm-6:30pm in Mumbai which corresponds to 8am-9am in AST

5:30 pm17:30 IST (India Standard Time) (Mumbai, India). Offset UTC +5:30 hours
8:00 am08:00 Atlantic Standard Time (AST). Offset UTC -4:00 hours

5:30 pm17:30 Mumbai, India / 8:00 am08:00 AST

Mumbai, IndiaAST
12am (midnight)2:30 pm
1am3:30 pm
2am4:30 pm
3am5:30 pm
4am6:30 pm
5am7:30 pm
6am8:30 pm
7am9:30 pm
8am10:30 pm
9am11:30 pm
10am12:30 am
11am1:30 am
12pm (noon)2:30 am
1pm3:30 am
2pm4:30 am
3pm5:30 am
4pm6:30 am
5pm7:30 am
6pm8:30 am
7pm9:30 am
8pm10:30 am
9pm11:30 am
10pm12:30 pm
11pm1:30 pm
00:0014:30
01:0015:30
02:0016:30
03:0017:30
04:0018:30
05:0019:30
06:0020:30
07:0021:30
08:0022:30
09:0023:30
10:0000:30
11:0001:30
12:0002:30
13:0003:30
14:0004:30
15:0005:30
16:0006:30
17:0007:30
18:0008:30
19:0009:30
20:0010:30
21:0011:30
22:0012:30
23:0013:30

Mumbai Information

Time Zone

Abbreviation / Name
IST - India Standard Time
UTC / GMT Offset
+5:30 hours during India Standard Time, currently in use.

Mumbai Facts

Country
India
Alternative Names
Asumumbay, BOM, Bombai, Bombaim, Bombaj, Bombay, Bombaya, Bombej, Bombejus, Bombėjus, Bumbaj, Bůmbaj, Dakbayan sa Bombay, Lungsod ng Mumbai, Moembaai, Mumbai, Mumbai - मुम़बई, Mumbaj, Mumbaja, Mumbajo, Mumbajus, Mumbay, Mumbaî, Numbai, Vomvai, bamba'i, bmbyy, bwmbay, gretara mumba'i, meng mai, mmbay, mmbyy, mu0bai, muba'i, mum bi, mumba'i, mumbai, mumpai, munbai, mwmbay, mwmbyy, mymbais, pullapa mumba'i, Βομβάη, Бомбай, Бомбей, Мумбаи, Мумбай, Мумбаі, Мумбаї, Мумбај, Մումբայ, מומבאי, מומביי, بمبئی, بومباي, بَمبَے, ممبئي, ممبئی, ممبای, مومباى, مومباي, مومبای, މުންބާއީ, ग्रेटर मुम्बई, बम्बई, मुंबई, मुम्बई, পুল্লাপ মুম্বাই, মুম্বই, মুম্বাই, ਮੁੰਬਈ, મુંબઈ, ମୁମ୍ବାଇ, மும்பை, ముంబై, ಮುಂಬೈ, ಮು೦ಬೈ, മുംബൈ, มุมไบ, འབོམ་སྦེ, မွမ်ဘိုင်းမြို့, მუმბაი, ムンバイ, 孟买, 뭄바이
Population
12,691,836
Currency
Rupee (INR)
Geographic Coordinates
19° 04' N Latitude / 72° 52' E Longitude
International Dialing Code
+91

Atlantic Daylight Time

Offset: ADT is 3 hours behind Greenwich Mean Time (GMT) and is used in North America

Countries using this time zone: Bermuda, Canada, Greenland

Principal Cities: The largest city in the ADT time zone is Halifax in Canada, with about 359,111 people. Other major cities in this time zone include Sydney, Dartmouth, Saint John, Moncton.

French: HAA - Heure Avancée de l'Atlantique

ADT Time Zone Geo Map
ADT timezone map

Daylight Saving: Atlantic Daylight Time (ADT) is a daylight saving/summer time zone, but some places set clocks back one hour during winter and observe Atlantic Standard Time (AST).

Daylight saving time clock moves forward for one hour from 2am to 3amEnd: Atlantic Daylight Time (ADT) ended on Sunday, November 2, 2025 at 2:00 am local time and clocks were set one hour back to Sunday, November 2, 2025, 1:00 am local standard time instead. Daylight saving ends annually on the first Sunday of November

Daylight saving time clock moves back for one hour from 2am to 1amStart: Atlantic Daylight Time (ADT) starts on Sunday, March 8, 2026 at 2:00 am local time and clocks are set one hour forward to Sunday, March 8, 2026, 3:00 am. Daylight saving starts annually on the second Sunday of March

ADT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -03 - basic short
  • -0300 - basic
  • -03:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0300 - sign character (-) followed by a four digit time providing hours (03) and minutes (00) of the offset. Indicates an offset of three hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Papa - Military abbreviation for ADT
  • P - short form of 'Papa'
IANA/Olson: Reflects ADT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Glace_Bay
  • America/Goose_Bay
  • America/Halifax
  • America/Moncton
  • America/Thule
  • Atlantic/Bermuda
  • Canada/Atlantic
Time zones with the GMT -3 offset:
  • ADT - Atlantic Daylight Time
  • PMT - Pierre & Miquelon Standard Time
  • PMST - Pierre & Miquelon Standard Time
  • AMST - Amazon Summer Time
  • ART - Argentina Time
  • BRT - Brasília time
  • CLST - Chile Summer Time
  • FKST - Falkland Islands Summer Time
  • GFT - French Guiana Time
  • P - Papa Time Zone
  • PYST - Paraguay Summer Time
  • SRT - Suriname Time
  • UYT - Uruguay Time