World Timezones

GMT to PST Converter

Compare PST to GMT instead

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Offset

8 hours

Greenwich Mean Time (GMT) is currently ahead of Pacific Time (PST).

GMT: UTC+1

PST: UTC-7

Both zones are currently observing daylight saving time.

When to schedule

Business-hours overlap: 5 PM–6 PM in Greenwich Mean Time (9 AM–10 AM in Pacific Time).

Both teams are in working hours during this window on weekdays.

Suggested time: 5:00 PM Greenwich Mean Time (9:00 AM Pacific Time).

This window may shift by an hour during daylight saving time.

About these zones

Greenwich Mean Time is also known as GMT, or BST.

Pacific Time is also known as PST, or PDT.

Greenwich Mean Time and Pacific Time are approximately 5,450 miles apart.

Quick reference

Full 24-hour conversion table.

GMTPSTDay
12:00 am4:00 pm-1 day
1:00 am5:00 pm-1 day
2:00 am6:00 pm-1 day
3:00 am7:00 pm-1 day
4:00 am8:00 pm-1 day
5:00 am9:00 pm-1 day
6:00 am10:00 pm-1 day
7:00 am11:00 pm-1 day
8:00 am12:00 amSame day
9:00 am1:00 amSame day
10:00 am2:00 amSame day
11:00 am3:00 amSame day
12:00 pm4:00 amSame day
1:00 pm5:00 amSame day
2:00 pm6:00 amSame day
3:00 pm7:00 amSame day
4:00 pm8:00 amSame day
5:00 pm9:00 amSame day
6:00 pm10:00 amSame day
7:00 pm11:00 amSame day
8:00 pm12:00 pmSame day
9:00 pm1:00 pmSame day
10:00 pm2:00 pmSame day
11:00 pm3:00 pmSame day

Daylight saving time

Both zones observe daylight saving time, but they transition on different dates.

Greenwich Mean Time: next transition on Sunday, October 25, 2026.

Pacific Time: next transition on Sunday, November 1, 2026.

For approximately 7 days between transitions, the offset between Greenwich Mean Time and Pacific Time differs from its typical value. Recurring meetings during this window will shift by one hour.

Daylight today

Greenwich Mean Time
Sunrise
4:55 AM
Sunset
9:02 PM
Day length
16h 8m
Pacific Time
Sunrise
5:45 AM
Sunset
7:57 PM
Day length
14h 11m

Daylight overlap: 7h 17m — 1:45 PM–9:02 PM in Greenwich Mean Time (5:45 AM–1:02 PM in Pacific Time). Both locations are in daylight during this window.

Cities in these zones

Airports in these zones

Airports in Greenwich Mean Time

  • LCY
  • LGW
  • LHR
  • LTN
  • STN
  • BHX
  • EMA
  • GLA
  • PIK
  • LBA

Airports in Pacific Time

  • BUR
  • HHR
  • LAX
  • LGB
  • SNA
  • CLD
  • SAN
  • TIJ
  • OAK
  • SFO

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