Updating current time…
PDT
12am
3am
6am
9am
12pm
3pm
6pm
9pm
HAT
UTC−2:30
4h 30m ahead
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

12:00 am00:00 PDT (UTC-7), Oct 31, 2026 = 4:30 am04:30 HAT (UTC-2:30), Oct 31, 2026

PDT is 4 hours and 30 minutes behind HAT.

PDT and HAT examples

These examples always use PDT (UTC-7) and HAT (UTC-2:30). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.

PDT is 4 hours and 30 minutes behind HAT.

How the time difference changes

For most of the year, PDT is 4 hours and 30 minutes behind HAT. From Nov 1, 2026 to Mar 14, 2027, PST is 5 hours and 30 minutes behind HAT.

For most of the year, working hours of 9:00 am to 6:00 pm in PDT correspond to 1:30 pm to 10:30 pm in HAT. At other times of the year, working hours of 9:00 am to 6:00 pm in PST correspond to 2:30 pm to 11:30 pm in HAT.For most of the year, working hours of 09:00 to 18:00 in PDT correspond to 13:30 to 22:30 in HAT. At other times of the year, working hours of 09:00 to 18:00 in PST correspond to 14:30 to 23:30 in HAT.

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

Time Difference

Pacific Daylight Time is 4 hours and 30 minutes behind Heure Avancée de Terre-Neuve.
12:00 am00:00 in PDT is 4:30 am04:30 in HAT

PDT to HAT call time
Best time for a conference call or a meeting is between 9am-1:30pm09:00-13:30 in PDT which corresponds to 1:30pm-6pm13:30-18:00 in HAT

12:00 am00:00 Pacific Daylight Time (PDT). Offset UTC -7:00 hours
4:30 am04:30 Heure Avancée de Terre-Neuve (HAT). Offset UTC -2:30 hours

12:00 am00:00 PDT / 4:30 am04:30 HAT

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
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Pacific Daylight Time

Offset: PDT is 7 hours behind Greenwich Mean Time (GMT).

Countries using this time zone: Mexico, United States

Principal Cities: The largest city in the PDT time zone is Los Angeles in the United States, with about 3.821 million people. Other major cities in this time zone include Tijuana, San Diego, Mexicali, San Jose.

French: HAP - Heure Avancée du Pacifique

Spanish: PT - Zona Noroeste

Map of the areas on Pacific Daylight Time (PDT)
PDT part of the year

Today all shaded areas are on PDT.

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

123456789101112Start: Pacific Daylight Time (PDT) 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: Pacific Daylight Time (PDT) 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.

PDT 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 an offset of seven hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Tango - Military abbreviation for PDT
  • T - short form of 'Tango'
IANA/Olson: Reflects PDT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Ensenada
  • America/Los_Angeles
  • America/Santa_Isabel
  • America/Tijuana
  • America/Vancouver
  • Canada/Pacific
  • Mexico/BajaNorte
  • PST8PDT
  • US/Pacific
Time zones with the GMT -7 offset:
  • MST - Mountain Standard Time
  • PDT - Pacific Daylight Time
  • YST - Yukon Standard Time
  • T - Tango Time Zone

Heure Avancée de Terre-Neuve

Offset: HAT is 2 hours and 30 minutes behind Greenwich Mean Time (GMT).

Countries using this time zone: Canada

Principal Cities: The largest city in the HAT time zone is St. John's in Canada, with about 110,525 people. Other major cities in this time zone include Corner Brook, Grand Falls-Windsor, Gander, Clarenville.

Map of the areas on Heure Avancée de Terre-Neuve (HAT)
HAT part of the year

Today all shaded areas are on HAT.

Daylight Saving: Heure Avancée de Terre-Neuve (HAT) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Newfoundland Standard Time (NST).

123456789101112Start: Heure Avancée de Terre-Neuve (HAT) 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: Heure Avancée de Terre-Neuve (HAT) 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 Canada daylight saving time and upcoming clock changes worldwide.

HAT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -0230 - basic
  • -02:30 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0230 - sign character (-) followed by a four digit time providing hours (02) and minutes (30) of the offset. Indicates an offset of two hours and thirty minutes to the west of the zero meridian.