WorldClock.lol

GMT to PST Time Converter

Convert Greenwich Mean Time to Pacific Standard Time

GMT
Greenwich Mean Time
01:45 PM
UTC+0
PST
Pacific Standard Time
05:45 AM
UTC-8

Convert a Specific Time

:
12:00 PM
=
4:00 AM

GMT to PST Conversion Table

GMTPST
12:00 AM4:00 PM
3:00 AM7:00 PM
6:00 AM10:00 PM
9:00 AM1:00 AM
12:00 PM4:00 AM
3:00 PM7:00 AM
6:00 PM10:00 AM
9:00 PM1:00 PM

Frequently Asked Questions

What is the time difference between GMT and PST?

Greenwich Mean Time (GMT) is UTC+0 and Pacific Standard Time (PST) is UTC-8. The exact difference can vary due to Daylight Saving Time changes.

When is 9 AM GMT in PST?

Use our converter above to find the exact time. Enter 9:00 in the GMT field to see the corresponding PST time, accounting for current DST rules.

Does GMT observe Daylight Saving Time?

Greenwich Mean Time (GMT) is based on the Europe/London timezone. DST observance depends on local regulations. Our converter automatically accounts for current DST rules.

Convert PST to GMT instead

GMT to PST Time Converter

When it is 9:00 AM GMT, it is 1:00 AM PST. Pacific Standard Time (PST, UTC-8) is 8 hours behind Greenwich Mean Time (GMT, UTC+0). There is no full 9–5 overlap between GMT and PST — teams typically rotate early or late meetings.

GMT to PST Conversion Table

GMTPST
12:00 AM4:00 PM (-1 day)
3:00 AM7:00 PM (-1 day)
6:00 AM10:00 PM (-1 day)
9:00 AM1:00 AM
12:00 PM4:00 AM
3:00 PM7:00 AM
6:00 PM10:00 AM
9:00 PM1:00 PM

Major Cities Using GMT and PST

Greenwich Mean Time (GMT): London, Manchester, Dublin, Edinburgh.

Pacific Standard Time (PST): Los Angeles, San Francisco, Seattle, Vancouver.

How many hours between GMT and PST?

GMT is UTC+0 and PST is UTC-8, a difference of 8 hours. PST is behind GMT. This difference can shift by an hour in either direction during Daylight Saving Time transitions — if one zone observes DST and the other doesn't, the offset narrows or widens for part of the year.

Business Hours Overlap: GMTPST

Assuming a 9:00 AM – 5:00 PM workday on each side, there is no full 9–5 overlap between gmt and pst — teams typically rotate early or late meetings. To visualize this instantly for any pair of cities, use the visual meeting planner or the timezone overlap finder — both highlight the green overlap window on a live timeline.

Does GMT observe Daylight Saving Time?

Greenwich Mean Time (GMT) is based on the Europe/London IANA timezone. DST observance depends on the jurisdiction — for example, most of the continental US switches between standard and daylight time, while India, Japan, and most of Southeast Asia do not observe DST at all. WorldClock.lol uses the authoritative IANA timezone database, so every conversion automatically accounts for the correct DST rules on the date you're converting.

When is 9 AM GMT in PST?

When it is 9:00 AM in Greenwich Mean Time (GMT, UTC+0), it is 1:00 AM in Pacific Standard Time (PST). For other times of day, scan the conversion table above or drop into the interactive converter to pick an exact minute. The converter handles both standard and daylight variants correctly.

How to Use This GMT to PST Converter

  1. Type or drag any time in the GMT input above — the PST equivalent updates instantly.
  2. Check the day indicator. When the converted time crosses midnight, the tool shows +1 day or −1 day so you don't book a meeting on the wrong date.
  3. Copy the shareable URL to send the specific conversion to a colleague — the link preserves your exact selection.
  4. Switch directions by swapping the input zones, or open PST to GMT for the reverse.

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