PST to TOT Converter
No shared working hoursFri, Oct 16
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Quick answers
Selected conversion
5:00 am05:00 PDT (UTC-7), Oct 16, 2026 = 1:00 am01:00 TOT (UTC+13), Oct 17, 2026
PDT is 20 hours behind TOT.
PST (US winter time, UTC-8) and TOT examples
These examples always use PST (UTC-8) and TOT (UTC+13). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.
PST is 21 hours behind TOT.
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 TOT. For daylight-time examples, use PDT to TOT.
How the time difference changes
For most of the year, PDT is 20 hours behind TOT. From Nov 1, 2026 to Mar 14, 2027, PST is 21 hours behind TOT.
For most of the year, working hours of 9:00 am to 6:00 pm in PDT correspond to 5:00 am (next day) to 2:00 pm (next day) in TOT. At other times of the year, working hours of 9:00 am to 6:00 pm in PST correspond to 6:00 am (next day) to 3:00 pm (next day) in TOT.For most of the year, working hours of 09:00 to 18:00 in PDT correspond to 05:00 (next day) to 14:00 (next day) in TOT. At other times of the year, working hours of 09:00 to 18:00 in PST correspond to 06:00 (next day) to 15:00 (next day) in TOT.
Compare PST time with TOT time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Pacific Daylight Time is 20 hours behind Tonga Time.
5:00 am05:00 in PDT is 1:00 am01:00 in TOT
PDT to TOT call time
Best time for a conference call or a meeting is between 1pm-6pm13:00-18:00 in PDT which corresponds to 9am-2pm09:00-14:00 in TOT (next day)
5:00 am05:00 Pacific Daylight Time (PDT). Offset UTC -7:00 hours
1:00 am01:00 Tonga Time (TOT). Offset UTC +13:00 hours
5:00 am05:00 PDT / 1:00 am01:00 TOT
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Pacific Standard Time
Offset: PST is 8 hours behind Greenwich Mean Time (GMT).
Countries using this time zone: 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
Today the shaded areas are on UTC−7 (PDT).
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 USA daylight saving time and upcoming clock changes worldwide.
PST representations, usage and related time zones
- -08 - basic short
- -0800 - basic
- -08:00 - extended
- -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.
- Uniform - Military abbreviation for PST
- U - short form of 'Uniform'
- America/Ensenada
- America/Los_Angeles
- America/Santa_Isabel
- America/Tijuana
- America/Vancouver
- Canada/Pacific
- Mexico/BajaNorte
- PST8PDT
- US/Pacific
- Pacific Standard Time - UTC -8
- Pitcairn Standard Time - UTC -8
- AKDT - Alaska Daylight Time
- PST - Pacific Standard Time
- PT - Pacific Time
- PST - Pitcairn Standard Time
- U - Uniform Time Zone
Tonga Time
Offset: TOT is 13 hours ahead of Greenwich Mean Time (GMT).
Countries using this time zone: Tonga
Principal Cities: The largest city in the TOT time zone is Nuku‘alofa in Tonga, with about 22,400 people. Other major cities in this time zone include Mu‘a, Neiafu, Haveluloto, Tofoa-Koloua.
Daylight Saving: Clocks in Tonga Time (TOT) do not change for daylight saving time, so TOT stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.
TOT representations, usage and related time zones
- +13 - basic short
- +1300 - basic
- +13:00 - extended
- +1300 - sign character (+) followed by a four digit time providing hours (13) and minutes (00) of the offset. Indicates an offset of thirteen hours to the east of the zero meridian.
- FJST - Fiji Summer Time
- NZDT - New Zealand Daylight Time
- PHOT - Phoenix Island Time
- TKT - Tokelau Time
- TOT - Tonga Time
- WST - West Samoa Time
- WSST - West Samoa Standard Time