IRKST to PDT Converter
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Quick answers
Selected conversion
8:00 pm20:00 IRKT (UTC+8), Oct 17, 2026 = 5:00 am05:00 PDT (UTC-7), Oct 17, 2026
IRKT is 15 hours ahead of PDT.
IRKST and PDT examples
These examples always use IRKST (UTC+9) and PDT (UTC-7). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.
IRKST is 16 hours ahead of PDT.
How the time difference changes
For most of the year, IRKT is 15 hours ahead of PDT. From Nov 1, 2026 to Mar 14, 2027, IRKT is 16 hours ahead of PST.
For most of the year, working hours of 9:00 am to 6:00 pm in IRKT correspond to 6:00 pm (previous day) to 3:00 am in PDT. At other times of the year, working hours of 9:00 am to 6:00 pm in IRKT correspond to 5:00 pm (previous day) to 2:00 am in PST.For most of the year, working hours of 09:00 to 18:00 in IRKT correspond to 18:00 (previous day) to 03:00 in PDT. At other times of the year, working hours of 09:00 to 18:00 in IRKT correspond to 17:00 (previous day) to 02:00 in PST.
Compare IRKST time with PDT time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Irkutsk Time is 15 hours ahead of Pacific Daylight Time.
8:00 pm20:00 in IRKT is 5:00 am05:00 in PDT
IRKT to PDT call time
Best time for a conference call or a meeting is between 8:30am-9:30am08:30-09:30 in IRKT which corresponds to 5:30pm-6:30pm17:30-18:30 in PDT (previous day). Their 9am–6pm09:00–18:00 working hours do not overlap; this is a suggested compromise.
8:00 pm20:00 Irkutsk Time (IRKT). Offset UTC +8:00 hours
5:00 am05:00 Pacific Daylight Time (PDT). Offset UTC -7:00 hours
8:00 pm20:00 IRKT / 5:00 am05:00 PDT
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.
| IRKT | PDT |
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Irkutsk Summer Time
Offset: IRKST is 9 hours ahead of Greenwich Mean Time (GMT).
IRKST representations, usage and related time zones
- +09 - basic short
- +0900 - basic
- +09:00 - extended
- +0900 - sign character (+) followed by a four digit time providing hours (09) and minutes (00) of the offset. Indicates an offset of nine hours to the east of the zero meridian.
- India - Military abbreviation for IRKST
- I - short form of 'India'
- AWDT - Australian Western Daylight Time
- CHOST - Choibalsan Summer Time
- I - India Time Zone
- IRKST - Irkutsk Summer Time
- JST - Japan Standard Time
- KST - Korea Standard Time
- PWT - Palau Time
- TLT - East Timor Time
- ULAST - Ulaanbaatar Summer Time
- WIT - Eastern Indonesian Time
- YAKT - Yakutsk Time
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
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).
Start: 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.
End: 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
- -07 - basic short
- -0700 - basic
- -07:00 - extended
- -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.
- Tango - Military abbreviation for PDT
- T - short form of 'Tango'
- America/Ensenada
- America/Los_Angeles
- America/Santa_Isabel
- America/Tijuana
- America/Vancouver
- Canada/Pacific
- Mexico/BajaNorte
- PST8PDT
- US/Pacific
- MST - Mountain Standard Time
- PDT - Pacific Daylight Time
- YST - Yukon Standard Time
- T - Tango Time Zone