Convert UTC to US Pacific Time, with daylight saving handled automatically.
Home row (top) sets the day. DST handled automatically via Intl.
Working hours (9–17)DaytimeNightNowSelected
UTC to PST — Universal Time to Pacific time
UTC (Coordinated Universal Time) never changes for daylight saving. US Pacific Time is UTC-8 (PST) in winter and UTC-7 (PDT) in summer, so Pacific is 8 hours behind UTC in winter and 7 hours behind in summer.
Period
Difference
Summer (Pacific on PDT)
Pacific is 7 hours behind UTC
Winter (Pacific on PST)
Pacific is 8 hours behind UTC
Teams often coordinate deploys in UTC: 16:00–20:00 UTC is 8 AM–noon Pacific (PST), or 9 AM–1 PM (PDT).
Frequently asked questions
What is the time difference between UTC and PST?
US Pacific Standard Time is 8 hours behind UTC (UTC-8), and 7 hours behind during Pacific daylight saving (PDT, UTC-7). For example, 20:00 UTC is 12:00 noon PST.
What time is 12:00 UTC in PST?
12:00 UTC is 4:00 AM PST, or 5:00 AM PDT during daylight saving.
Is UTC the same as GMT?
For practical purposes yes — both are UTC+0. UTC is the modern atomic standard; the two are interchangeable in everyday time-zone math.