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PDT/PST

Pacific Daylight Time

UTC−7

12am

3am

6am

9am

12pm

3pm

6pm

9pm

Pacific Time is on daylight saving time: PDT (UTC−7) until Sun, Nov 1.

Use PST all year (UTC−8)

LHDT/LHST

Lord Howe Daylight Time

UTC+11

12am

3am

6am

9am

12pm

3pm

6pm

9pm

Lord Howe Island is on daylight saving time: LHDT (UTC+11) until Sun, Apr 4, 2027.

Use LHST all year (UTC+10:30)

Quick answers

Selected conversion

5:00 am05:00 PDT (UTC-7), Oct 13, 2026 = 11:00 pm23:00 LHDT (UTC+11), Oct 13, 2026

PDT is 18 hours behind LHDT.

PST (US winter time, UTC-8) and LHST examples

These examples always use PST (UTC-8) and LHST (UTC+10:30). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.

PST is 18 hours and 30 minutes behind LHST.

PST is US Pacific winter time (early November to mid-March). The rest of the year Los Angeles uses PDT (UTC-7), one hour later. For Pacific Time that follows daylight saving time, use PT to LHST. For daylight-time examples, use PDT to LHST.

How the time difference changes

Depending on seasonal clock changes, PDT is 17 hours and 30 minutes behind LHST, PDT is 18 hours behind LHDT, or PST is 19 hours behind LHDT.

Depending on seasonal clock changes, working hours of 9:00 am to 5:00 pm in PDT correspond to 2:30 am (next day) to 10:30 am (next day) in LHST, working hours of 9:00 am to 5:00 pm in PDT correspond to 3:00 am (next day) to 11:00 am (next day) in LHDT, or working hours of 9:00 am to 5:00 pm in PST correspond to 4:00 am (next day) to 12:00 pm (next day) in LHDT.Depending on seasonal clock changes, working hours of 09:00 to 17:00 in PDT correspond to 02:30 (next day) to 10:30 (next day) in LHST, working hours of 09:00 to 17:00 in PDT correspond to 03:00 (next day) to 11:00 (next day) in LHDT, or working hours of 09:00 to 17:00 in PST correspond to 04:00 (next day) to 12:00 (next day) in LHDT.

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

Time Difference

Pacific Daylight Time is 18 hours behind Lord Howe Daylight Time.
5:00 am05:00 in PDT is 11:00 pm23:00 in LHDT

PDT to LHDT call time
Best time for a conference call or a meeting is between 3pm-5pm15:00-17:00 in PDT which corresponds to 9am-11am09:00-11:00 in LHDT (next day)

5:00 am05:00 Pacific Daylight Time (PDT). Offset UTC -7:00 hours
11:00 pm23:00 Lord Howe Daylight Time (LHDT). Offset UTC +11:00 hours

5:00 am05:00 PDT / 11:00 pm23:00 LHDT

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
PDT	LHDT
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Pacific Standard Time

Offset: PST is 8 hours behind Greenwich Mean Time (GMT).

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

Principal Cities: The largest city in the PST 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: HNP - Heure Normale du Pacifique

Spanish: PT - Tiempo del Pacífico, PT - Zona Noroeste

Map of the areas on Pacific Standard Time (PST) — PST part of the year
Today the shaded areas are on UTC−7 (PDT).
Open the world time zone map © OpenStreetMap

Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Pacific Daylight Time (PDT).

End: Pacific Standard Time (PST) ended 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 local daylight time instead. Standard time ends annually on the second Sunday of March.

Start: Pacific Standard Time (PST) starts 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. Standard time starts annually on the first Sunday of November.

See upcoming clock changes worldwide.

PST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data

-08 - basic short
-0800 - basic
-08:00 - extended

Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers

-0800 - sign character (-) followed by a four digit time providing hours (08) and minutes (00) of the offset. Indicates an offset of eight hours to the west of the zero meridian.

Military/NATO: Used by the U.S. military, Chinese military and others

Uniform - Military abbreviation for PST
U - short form of 'Uniform'

IANA/Olson: Reflects PST 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

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

Pacific Standard Time - UTC -8
Pitcairn Standard Time - UTC -8

Time zones with the GMT -8 offset:

AKDT - Alaska Daylight Time
PST - Pacific Standard Time
PT - Pacific Time
PST - Pitcairn Standard Time
U - Uniform Time Zone

Lord Howe Standard Time

Offset: LHST is 10 hours and 30 minutes ahead of Greenwich Mean Time (GMT).

Countries using this time zone: Australia

Map of the areas on Lord Howe Standard Time (LHST) — LHST part of the year
Today the shaded areas are on UTC+11.
Open the world time zone map © OpenStreetMap

Daylight Saving: This is a standard time zone. During summer, some places set clocks forward 30 minutes for daylight saving time and observe Lord Howe Daylight Time (LHDT).

End: Lord Howe Standard Time (LHST) ended on Sunday, October 4, 2026 at 2:00 am02:00 local time and clocks were set 30 minutes forward to Sunday, October 4, 2026, 2:30 am02:30 local daylight time instead. Standard time ends annually on the first Sunday of October.

Start: Lord Howe Standard Time (LHST) starts on Sunday, April 4, 2027 at 2:00 am02:00 local time and clocks are set 30 minutes back to Sunday, April 4, 2027, 1:30 am01:30. Standard time starts annually on the first Sunday of April.