MST
Mountain Standard Time
GMT -7
Australia
ACDT

Time Difference

Mountain Standard Time is 17 hours and 30 minutes behind ACDT (Australian Central Daylight Time)
7:30 am07:30 in MST is 1:00 am01:00 in Adelaide, Australia

MST to Adelaide call time
Best time for a conference call or a meeting is between 4am-6am in MST which corresponds to 9:30pm-11:30pm in Adelaide

7:30 am07:30 Mountain Standard Time (MST). Offset UTC -7:00 hours
1:00 am01:00 ACDT (Australian Central Daylight Time) (Adelaide, Australia). Offset UTC +10:30 hours

7:30 am07:30 MST / 1:00 am01:00 Adelaide, Australia

MST Adelaide, Australia
12am (midnight) 5:30 pm
1am 6:30 pm
2am 7:30 pm
3am 8:30 pm
4am 9:30 pm
5am 10:30 pm
6am 11:30 pm
7am 12:30 am
8am 1:30 am
9am 2:30 am
10am 3:30 am
11am 4:30 am
12pm (noon) 5:30 am
1pm 6:30 am
2pm 7:30 am
3pm 8:30 am
4pm 9:30 am
5pm 10:30 am
6pm 11:30 am
7pm 12:30 pm
8pm 1:30 pm
9pm 2:30 pm
10pm 3:30 pm
11pm 4:30 pm
0:00 17:30
1:00 18:30
2:00 19:30
3:00 20:30
4:00 21:30
5:00 22:30
6:00 23:30
7:00 0:30
8:00 1:30
9:00 2:30
10:00 3:30
11:00 4:30
12:00 5:30
13:00 6:30
14:00 7:30
15:00 8:30
16:00 9:30
17:00 10:30
18:00 11:30
19:00 12:30
20:00 13:30
21:00 14:30
22:00 15:30
23:00 16:30

Mountain Standard Time

Offset: MST is 7 hours behind Greenwich Mean Time (GMT) and is used in North America

Countries: It is used in following countries: Canada, Mexico, United States

Principal Cities: The largest city in the MST timezone is Phoenix from USA with population about 1.446 million people. Other major cities in the area are Calgary, Edmonton, El Paso, Denver

French: HNR - Heure Normale des Rocheuses

Spanish: MT - Zona Pacífico

MST Time Zone Geo Map
MST timezone map

Daylight Saving: This is a standard timezone, however during summer some places switch clocks for one hour forward when daylight saving comes into effect and observe Mountain Daylight Time (MDT).

Daylight saving time clock moves back for one hour from 2am to 1amStart: Mountain Standard Time (MST) started on Sunday, November 3, 2024 at 2:00 am local time and clocks were set one hour back to Sunday, November 3, 2024, 1:00 am. Standard time starts annually the on first Sunday of November.

Daylight saving time clock moves forward for one hour from 2am to 3amEnd: Mountain Standard Time (MST) ends on Sunday, March 9, 2025 at 2:00 am local time and clocks are set one hour forward to Sunday, March 9, 2025, 3:00 am local daylight time instead. Standard time starts annually the on second Sunday of March.

MST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -07 - basic short
  • -0700 - basic
  • -07:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0700 - sign character (-) followed by a four digit time providing hours (07) and minutes (00) of the offset. Indicates seven hour and zero minutes time differences to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Tango - Military abbreviation for MST
  • T - short form of 'Tango'
IANA/Olson: Reflects MST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Boise
  • America/Cambridge_Bay
  • America/Ciudad_Juarez
  • America/Creston
  • America/Dawson
  • America/Dawson_Creek
  • America/Denver
  • America/Edmonton
  • America/Fort_Nelson
  • America/Hermosillo
  • America/Inuvik
  • America/Mazatlan
  • America/Phoenix
  • America/Shiprock
  • America/Whitehorse
  • America/Yellowknife
  • Canada/Mountain
  • Canada/Yukon
  • MST
  • MST7MDT
  • Mexico/BajaSur
  • Navajo
  • US/Arizona
  • US/Mountain
MST Abbreviation: Several time zones share MST abbreviation and it could refer to these time zones
  • Mountain Standard Time - UTC -7
  • Moscow Standard Time - UTC +3
  • Mauritius Standard Time - UTC +4
  • Magadan Standard Time - UTC +11
Time zones with the GMT -7 offset:
  • MST - Mountain Standard Time
  • PDT - Pacific Daylight Time
  • YST - Yukon Standard Time
  • T - Tango Time Zone

Adelaide Information

Time Zone

Abbreviation / Name
ACDT - Australian Central Daylight Time
UTC / GMT Offset
+10:30 hours during Australian Central Daylight Time, currently in use.

Adelaide Facts

Country
Australia
Alternative Names
ADL, Adehlaida, Adelaida, Adelaidae, Adelaide, Adelaidis, Adelaidė, Adelajda, Adelajdo, Adelaïda, Adelaïde, Adelejd, Adelàida, Adélaïde, Edelaid, Tarndanya, Tarndarnya, a de lai de, adelaida, aderedo, adilaid, adiled, adlayd, adylyd, aedeulleideu, atileyit, edile'ida, edileda, Αδελαΐδα, Аделаидæ, Аделаида, Аделаїда, Аделейд, Аделејд, Адэлаіда, Ադելաիդա, אדלייד, آدلاید, أديليد, ئادېلايدې, ایڈیلیڈ, एडिलेड, ॲdaleda, ॲडलेड, એડિલેઇડ, அடிலெயிட், అడిలైడ్, ಅಡಿಲೇಡ್, അഡിലെയ്‌ഡ്, แอดิเลด, အက်ဒလိတ်မြို့, ადელაიდა, アデレード, 阿德来得, 阿德莱德, 애들레이드
Population
1,225,235
Currency
Dollar (AUD)
Geographic Coordinates
34° 55' S Latitude / 138° 35' E Longitude
International Dialing Code
+61