BST to MDT Converter

Time Difference

Greenwich Mean Time is 7 hours ahead of Mountain Standard Time
So 4:00 pm16:00 in GMT is 9:00 am09:00 in MST

4:00 pm16:00 Greenwich Mean Time (GMT). Offset UTC 0:00 hours
9:00 am09:00 Mountain Standard Time (MST). Offset UTC -7:00 hours

4:00 pm16:00 GMT / 9:00 am09:00 MST

British Summer Time

Offset: BST is 1 hour ahead Greenwich Mean Time (GMT) and is used in Europe

Countries: It is used in following countries: Britain (UK), Guernsey, Isle of Man, Jersey

Principal Cities: The largest city in the BST timezone is London from United Kingdom with population about 7.557 million people. Other major cities in the area are Birmingham, Glasgow, Liverpool, Saint Helier

Greenwich Mean Time (GMT) originally referred to the mean solar time at the Royal Observatory in Greenwich, London. It is now often used to refer to Coordinated Universal Time (UTC) when this is viewed as a time zone, and in casual use for the most parts it is the same. In military GMT is known as Zulu time.Greenwich Mean Time was the same as Universal Time (UT), until the introduction of UTC in 1972 a standard astronomical concept used in many technical fields.

BST representations, usage and related time zones

• +01 - basic short
• +0100 - basic
• +01:00 - extended

• +0100 - sign character (+) followed by a four digit time providing hours (01) and minutes (00) of the offset. Indicates one hour and zero minutes time differences to the east of the zero meridian.

• Alpha - Military abbreviation for BST
• A - short form of 'Alpha'

• Europe/Belfast
• Europe/Guernsey
• Europe/Isle_of_Man
• Europe/Jersey
• Europe/London
• GB
• GB-Eire

BST Abbreviation: Several time zones share BST abbreviation and it could refer to these time zones

• British Summer Time - UTC +1
• Bangladesh Standard Time - UTC +6
• Bougainville Standard Time - UTC +11

Time zones with the GMT +1 offset:

• BST - British Summer Time
• CET - Central European Time
• IST - Irish Standard Time
• WEST - Western European Summer Time
• A - Alpha Time Zone
• CET - Central European Time
• MEZ - Mitteleuropäische Zeit
• WAT - West Africa Time
• WST - Western Sahara Summer Time
• BMT - Biel Mean Time
• +01 -

Mountain Daylight Time

Offset: MDT is 6 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 MDT timezone is Ciudad Juarez from Mexico with population about 1.512 million people. Other major cities in the area are Calgary, Chihuahua, Edmonton, El Paso

Daylight Saving: Mountain Daylight Time (MDT) is a daylight saving/summer timezone, however during winter some places adjust time for one hour back and observe Mountain Standard Time (MST).

End: MDT ends annually on the same date and time. and clocks were set one hour back on Sunday, November 3, 2019, at 2:00 (2:00 am) local time.

Start: MDT starts annually on the same date and time. and clocks are set one hour forward on Sunday, March 8, 2020, at 2:00 (2:00 am) local time.

French: HAR - Heure Avancée des Rocheuses

Spanish: MT - Zona Pacífico

MDT representations, usage and related time zones

• -06 - basic short
• -0600 - basic
• -06:00 - extended

• -0600 - sign character (-) followed by a four digit time providing hours (06) and minutes (00) of the offset. Indicates six hour and zero minutes time differences to the west of the zero meridian.

• Sierra - Military abbreviation for MDT
• S - short form of 'Sierra'

• America/Boise
• America/Cambridge_Bay
• America/Chihuahua
• America/Denver
• America/Edmonton
• America/Inuvik
• America/Mazatlan
• America/Ojinaga
• America/Shiprock
• America/Yellowknife
• Canada/Mountain
• MST7MDT
• Mexico/BajaSur
• Navajo
• US/Mountain

Time zones with the GMT -6 offset:

• CST - Central Standard Time
• CT - Central Time
• MDT - Mountain Daylight Time
• EAST - Easter Island Standard Time
• GALT - Galapagos Time
• S - Sierra Time Zone
• -06 -