Quick answer
4 PM PST is midnight GMT in London. The 8-hour gap between Pacific Standard Time and the UK is constant through the year. Mid-afternoon Pacific corresponds to midnight in London.
4 PM PST in London: what to know
4 PM Pacific time is midnight in London 鈥?the middle of the night. There is no scenario in which a UK business participant could join a live meeting at this hour under normal circumstances. For US West Coast teams working with London counterparts, all live collaboration must happen during the 6 AM to 9 AM Pacific window (2 PM to 5 PM London). Afternoon Pacific work should be communicated via asynchronous tools: recorded updates, shared documents, or Slack messages set to deliver the following London morning.
For one-time meetings, write both local times in the invite. For recurring meetings, check daylight saving transitions in late March and late October. Use the Meeting Time Finder to compare more cities.
What is 4 PM PST in London?
4 PM PST is midnight GMT in London in winter. During summer with PDT and BST, 4 PM PDT is midnight BST. The 8-hour gap between Pacific time and UK time is consistent year-round.
Is there any way for London to join a 4 PM PST meeting?
No 鈥?midnight is outside any normal business or personal availability for UK participants. This slot is not feasible for live meetings. Plan all US-UK live interaction before 9 AM Pacific.
What is the cut-off Pacific time for London meetings?
9 AM PST (5 PM London) is the last workable slot. Anything after 9 AM Pacific means London is outside standard business hours. The 6-9 AM Pacific window gives the widest comfortable overlap.
How should I handle 4 PM Pacific work that affects my London team?
Send a summary, recording, or document before end of day Pacific time. London will receive it first thing their morning. For urgent items, use Slack with a London-morning scheduled delivery. The Meeting Time Finder can show your full team overlap.