Updating current time…
MDT
12am
3am
6am
9am
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6pm
9pm
CanadaMDT
UTC−6
same time
12am
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Quick answers

Selected conversion

6:00 am06:00 MDT (UTC-6), Oct 17, 2026 = 6:00 am06:00 MDT (UTC-6), Oct 17, 2026

MDT and Yellowknife have the same local time.

How the time difference changes

In 2026, MDT and Yellowknife have the same time for most of the year. Until Mar 8, 2026, MST and Yellowknife have the same time. From Nov 1, 2026 to Mar 14, 2027, MST is 1 hour behind Yellowknife.

In 2026, working hours of 9:00 am to 6:00 pm in MDT correspond to 9:00 am to 6:00 pm in Yellowknife for most of the year. At other times that year, working hours of 9:00 am to 6:00 pm in MST correspond to 9:00 am to 6:00 pm in Yellowknife or working hours of 9:00 am to 6:00 pm in MST correspond to 10:00 am to 7:00 pm in Yellowknife.In 2026, working hours of 09:00 to 18:00 in MDT correspond to 09:00 to 18:00 in Yellowknife for most of the year. At other times that year, working hours of 09:00 to 18:00 in MST correspond to 09:00 to 18:00 in Yellowknife or working hours of 09:00 to 18:00 in MST correspond to 10:00 to 19:00 in Yellowknife.

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

Time Difference

Mountain Daylight Time and MDT (Mountain Daylight Time) have the same local time.
6:00 am06:00 in MDT is 6:00 am06:00 in Yellowknife, Canada

MDT to Yellowknife call time
Best time for a conference call or a meeting is between 9am-6pm09:00-18:00 in MDT which corresponds to 9am-6pm09:00-18:00 in Yellowknife

6:00 am06:00 Mountain Daylight Time (MDT). Offset UTC -6:00 hours
6:00 am06:00 MDT (Mountain Daylight Time) (Yellowknife, Canada). Offset UTC -6:00 hours

6:00 am06:00 MDT / 6:00 am06:00 Yellowknife, Canada

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Hourly time comparison
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Mountain Daylight Time

Offset: MDT is 6 hours behind Greenwich Mean Time (GMT).

Countries using this time zone: Canada, Mexico, United States

Principal Cities: The largest city in the MDT time zone is Ciudad Juárez in Mexico, with about 1.512 million people. Other major cities in this time zone include Denver, El Paso, Albuquerque, Colorado Springs.

French: HAR - Heure Avancée des Rocheuses

Spanish: MT - Zona Pacífico

Map of the areas on Mountain Daylight Time (MDT)
MDT part of the year

Today all shaded areas are on MDT.

Daylight Saving: Mountain Daylight Time (MDT) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Mountain Standard Time (MST).

123456789101112Start: Mountain Daylight Time (MDT) started on Sunday, March 8, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, March 8, 2026, 3:00 am03:00. Daylight saving starts annually on the second Sunday of March.

123456789101112End: Mountain Daylight Time (MDT) ends on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, November 1, 2026, 1:00 am01:00 local standard time instead. Daylight saving ends annually on the first Sunday of November.

See USA daylight saving time and upcoming clock changes worldwide.

MDT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -06 - basic short
  • -0600 - basic
  • -06:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0600 - sign character (-) followed by a four digit time providing hours (06) and minutes (00) of the offset. Indicates an offset of six hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Sierra - Military abbreviation for MDT
  • S - short form of 'Sierra'
IANA/Olson: Reflects MDT 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/Denver
  • America/Edmonton
  • America/Inuvik
  • America/Shiprock
  • America/Yellowknife
  • Canada/Mountain
  • MST7MDT
  • 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

Yellowknife Time Zone and Facts

Time Zone

Abbreviation / Offset
MDT – Mountain Daylight Time, UTC-6 (now)
Clock Changes

Yellowknife Facts

Country
Canada
Alternative Names
Cultellus Flavus, Elaunajf, Ellounajf, Geloounaif, Jehllounajf, Jellounajf, Jelounaifa, Jelounaifas, Jelounajf, YZF, Yellounayf, Yellowknife, huang dao zhen, ielounaipi, ieronaifu, ye luo na fu, yellonaipeu, yelonaihp, ylwknyfے, ylwnayf, ylwnyyp, Γελοουνάιφ, Єллоунайф, Јелоунајф, Елаўнайф, Йеллоунайф, Йелоунайф, Йэллоунайф, ילונייף, يلونايف, یلونایف, یلوکنیفے, யெலோனைஃப், იელოუნაიფი, イエローナイフ, 耶罗纳夫, 黃刀鎮, 옐로나이프
Population
20,340
Currency
Dollar (CAD)
Geographic Coordinates
62° 27' N Latitude / 114° 22' W Longitude
International Dialing Code
+1