Highlighted rows fall within 09:00–18:00 in both places: 2 shared working hours.
How many hours is PST behind WIT?
As abbreviations, WIT is always 17 hours ahead of PST: PST is UTC−8 and WIT is UTC+9. To convert, add 17 hours.
When the PST to WIT time difference changes
For most of the year WIT is 16 hours ahead of PST. From 1 November to 31 December 2026, WIT is 17 hours ahead of PST instead, because the two places change their clocks on different dates. Meetings booked by the usual gap land an hour off in those weeks.
Dates
WIT vs PST
Length
1 November 2026 to 31 December 2026
17 hours ahead
61 days
1 January 2027 to 13 March 2027
17 hours ahead
72 days
14 March 2027 to 6 November 2027
16 hours ahead
238 days
7 November 2027 to 31 December 2027
17 hours ahead
55 days
When PST and WIT are both at work
When WIT is 16 hours ahead of PST: no shared 09:00 to 17:00 hours; try 17:00 in PST (09:00 in WIT).
When WIT is 17 hours ahead of PST: no shared 09:00 to 17:00 hours; one side has to take the call outside office hours.
Frequently asked questions about PST and WIT time
How many hours ahead is WIT of PST?
WIT (UTC+9) is 17 hours ahead of PST (UTC−8).
Does the time difference between PST and WIT change?
Yes. It is usually 16 hours ahead, but changes when one side moves its clocks: 17 hours ahead from 1 November to 31 December 2026; 17 hours ahead from 1 January to 13 March 2027.