Updating current time…
California, USAPDT
UTC−7
12am
3am
6am
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12pm
3pm
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9pm
Palo Alto's clocks go back 1 hour on Sun, Nov 1 · PDT → PST
MDT
UTC−6
1h ahead
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

5:00 am05:00 PDT (UTC-7), Oct 26, 2026 = 6:00 am06:00 MDT (UTC-6), Oct 26, 2026

Palo Alto is 1 hour behind MDT.

How the time difference changes

For most of the year, Palo Alto is 1 hour behind MDT. From Nov 1, 2026 to Mar 14, 2027, Palo Alto is 1 hour behind MST. Briefly around clock changes, Palo Alto and MST have the same time or Palo Alto is 2 hours behind MDT.

For most of the year, working hours of 9:00 am to 6:00 pm in Palo Alto correspond to 10:00 am to 7:00 pm in MDT. At other times of the year, working hours of 9:00 am to 6:00 pm in Palo Alto correspond to 10:00 am to 7:00 pm in MST.For most of the year, working hours of 09:00 to 18:00 in Palo Alto correspond to 10:00 to 19:00 in MDT. At other times of the year, working hours of 09:00 to 18:00 in Palo Alto correspond to 10:00 to 19:00 in MST.

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

Time Difference

PDT (Pacific Daylight Time) is 1 hour behind Mountain Daylight Time.
5:00 am05:00 in Palo Alto, CA, USA is 6:00 am06:00 in MDT

Palo Alto to MDT call time
Best time for a conference call or a meeting is between 9am-5pm09:00-17:00 in Palo Alto which corresponds to 10am-6pm10:00-18:00 in MDT

5:00 am05:00 PDT (Pacific Daylight Time) (Palo Alto, CA, USA). Offset UTC -7:00 hours
6:00 am06:00 Mountain Daylight Time (MDT). Offset UTC -6:00 hours

5:00 am05:00 Palo Alto, CA, USA / 6:00 am06:00 MDT

Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.

Hourly time comparison
Palo Alto, CA, USAMDT
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Palo Alto Time Zone and Facts

Time Zone

Abbreviation / Offset
PDT – Pacific Daylight Time, UTC-7 (now, daylight saving time)
PST – Pacific Standard Time, UTC-8 (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 (PST). 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 (PDT). DST starts on the 2nd Sunday of March each year. Also called Spring Forward or Summer Time.

Palo Alto Facts

Country
USA
State
California
Alternative Names
PAO, Pala-Al'ta, Palo Al'to, Palo Alto, Palo-Al'to, Palo-Alto, Paloalto, University Park, balw altw, pa luo ao duo, pa luo ao tu, paelloaelto, palo alto, palo elto, palw altw kalyfrnya, palwaltw, paroaruto, Πάλο Άλτο, Пала-Альта, Пало Алто, Пало Альто, Пало-Альто, פאלו אלטו, بالو ألتو, پالو آلتو، کالیفرنیا, پالوآلتو, पालो आल्टो, पालो एल्टो, パロアルト, 帕羅奧圖, 帕羅奧多, 팰로앨토
Population
66,853
Currency
Dollar (USD)
Geographic Coordinates
37° 26' N Latitude / 122° 08' W Longitude
International Dialing Code
+1

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