Center City to MDT Time Converter

Updating current time…
Center City
Pennsylvania, USAEDT
UTC−4
12am
3am
6am
9am
12pm
3pm
6pm
9pm
Center City's clocks go back 1 hour on Sun, Nov 1 · EDT → EST
MDT
Mountain Daylight Time
UTC−6
2h behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

8:00 am08:00 EDT (UTC-4), Oct 26, 2026 = 6:00 am06:00 MDT (UTC-6), Oct 26, 2026

Center City is 2 hours ahead of MDT.

How the time difference changes

For most of the year, Center City is 2 hours ahead of MDT. From Nov 1, 2026 to Mar 14, 2027, Center City is 2 hours ahead of MST. Briefly around clock changes, Center City is 3 hours ahead of MST or Center City is 1 hour ahead of MDT.

For most of the year, working hours of 9:00 am to 6:00 pm in Center City correspond to 7:00 am to 4:00 pm in MDT. At other times of the year, working hours of 9:00 am to 6:00 pm in Center City correspond to 7:00 am to 4:00 pm in MST.For most of the year, working hours of 09:00 to 18:00 in Center City correspond to 07:00 to 16:00 in MDT. At other times of the year, working hours of 09:00 to 18:00 in Center City correspond to 07:00 to 16:00 in MST.

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

Time Difference

EDT (Eastern Daylight Time) is 2 hours ahead of Mountain Daylight Time.
8:00 am08:00 in Center City, PA, USA is 6:00 am06:00 in MDT

Center City to MDT call time
Best time for a conference call or a meeting is between 11am-6pm11:00-18:00 in Center City which corresponds to 9am-4pm09:00-16:00 in MDT

8:00 am08:00 EDT (Eastern Daylight Time) (Center City, PA, USA). Offset UTC -4:00 hours
6:00 am06:00 Mountain Daylight Time (MDT). Offset UTC -6:00 hours

8:00 am08:00 Center City, PA, USA / 6:00 am06:00 MDT

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Hourly time comparison
Center City, PA, USAMDT
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Center City Time Zone and Facts

Time Zone

Abbreviation / Offset
EDT – Eastern Daylight Time, UTC-4 (now, daylight saving time)
EST – Eastern Standard Time, UTC-5 (standard time)
Daylight Saving Time Ends
123456789101112Sunday, November 1, 2026 at 2:00 amSunday, November 1, 2026 at 02:00: clocks go back 1 hour to 1:00 am01:00 (EST). DST ends on the 1st Sunday of November each year. Also called Fall Back or Winter Time.
Daylight Saving Time Starts
123456789101112Sunday, March 14, 2027 at 2:00 amSunday, March 14, 2027 at 02:00: clocks go forward 1 hour to 3:00 am03:00 (EDT). DST starts on the 2nd Sunday of March each year. Also called Spring Forward or Summer Time.
Clock Changes
USA daylight saving time · Clock changes worldwide

Center City Facts

Country
USA
State
Pennsylvania
Alternative Names
Centro de Filadelfia
Population
57,239
Currency
Dollar (USD)
Geographic Coordinates
39° 57' N Latitude / 75° 09' W Longitude
International Dialing Code
+1
More About Center City
Center City local time and city facts

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.

Open the world time zone map© OpenStreetMap

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
EST to ISTGMT to ESTPST to ESTEST to GMTPST to GMT