GMT to PST Converter – Greenwich Mean Time to Pacific Standard Time
PST is 8 hours behind GMT. GMT (Greenwich Mean Time) is UTC+0, switching to BST (UTC+1) during daylight saving, while PST (Pacific Standard Time) is UTC-8, switching to PDT (UTC-7) during daylight saving. The live clocks below show the current time in both zones, updated every second.
GMT to PST Conversion Table (Hour by Hour)
Standard-time conversion from Greenwich Mean Time to Pacific Standard Time. During daylight saving periods the offset shifts by one hour - the live clocks above always show the correct current time.
| GMT (UTC+0) | PST (UTC-8) |
|---|---|
| 12:00 AM | 4:00 PM (previous day) |
| 1:00 AM | 5:00 PM (previous day) |
| 2:00 AM | 6:00 PM (previous day) |
| 3:00 AM | 7:00 PM (previous day) |
| 4:00 AM | 8:00 PM (previous day) |
| 5:00 AM | 9:00 PM (previous day) |
| 6:00 AM | 10:00 PM (previous day) |
| 7:00 AM | 11:00 PM (previous day) |
| 8:00 AM | 12:00 AM |
| 9:00 AM | 1:00 AM |
| 10:00 AM | 2:00 AM |
| 11:00 AM | 3:00 AM |
| 12:00 PM | 4:00 AM |
| 1:00 PM | 5:00 AM |
| 2:00 PM | 6:00 AM |
| 3:00 PM | 7:00 AM |
| 4:00 PM | 8:00 AM |
| 5:00 PM | 9:00 AM |
| 6:00 PM | 10:00 AM |
| 7:00 PM | 11:00 AM |
| 8:00 PM | 12:00 PM |
| 9:00 PM | 1:00 PM |
| 10:00 PM | 2:00 PM |
| 11:00 PM | 3:00 PM |
Frequently Asked Questions
What is the time difference between GMT and PST?
PST is 8 hours behind GMT. GMT (Greenwich Mean Time) is UTC+0 and PST (Pacific Standard Time) is UTC-8.
How do I convert GMT to PST?
Take your time in GMT and subtract 8 hours. For example, 9:00 AM GMT is 1:00 AM in PST. The live clocks at the top of this page always show the current conversion.
Does daylight saving time affect GMT to PST conversion?
Yes. GMT switches to BST (UTC+1) in summer and PST switches to PDT (UTC-7) in summer, so the gap between the two zones changes during DST periods. The live clocks on this page use the IANA timezone database and always reflect the correct current offset automatically.
What is the best time for a meeting between GMT and PST?
Look for overlap between 9:00 AM-6:00 PM working hours in both zones using the conversion table above. PST is 8 hours behind GMT, so overlap is limited - early morning in one zone and evening in the other usually works best.