PDT to PST
-1hPDT
PDTSOURCEPST
PSTGreen rows indicate typical business hours (9 AM - 5 PM)
PDT and PST on the World Map
The map below highlights the PDT (Pacific Daylight Time) and PST (Pacific Standard Time) timezone regions across the globe.
PDT – Pacific Daylight Time
UTC-07:00Pacific Daylight Time (PDT) is the daylight saving offset on the US/Canada Pacific coast, 7 hours behind UTC.
- •PDT aligns with MST at UTC-07:00.
- •Tech company earnings calls often reference PDT/PST times.
PST – Pacific Standard Time
UTC-08:00Pacific Standard Time (PST) is the time zone for the US and Canadian Pacific coast, 8 hours behind UTC.
- •Silicon Valley and the world's biggest tech companies operate on Pacific Time.
- •The Hollywood film industry runs on PST/PDT.
- •PST is 3 hours behind EST, creating a significant business hours gap.
- •Vancouver, Canada's third-largest city, uses PST.
Everything You Need to Know About PDT and PST Time
PDT runs on Pacific Daylight Time (PDT) at UTC-07:00. PST runs on Pacific Standard Time (PST) at UTC-08:00. That puts PDT 1 hour behind PST — a difference of -1h at the current offsets.
In practice, when it is 9:00 AM in PDT it is 8:00 AM in PST. Midnight in PDT is 11:00 PM in PST. Neither zone observes daylight saving time, so the offset between them stays constant all year.
PDT to PST time conversion table
| PDT (PDT) | PST (PST) | Day |
|---|---|---|
| 12:00 AM | 11:00 PM | previous day |
| 6:00 AM | 5:00 AM | same day |
| 7:00 AM | 6:00 AM | same day |
| 8:00 AM | 7:00 AM | same day |
| 9:00 AM | 8:00 AM | same day |
| 12:00 PM | 11:00 AM | same day |
| 3:00 PM | 2:00 PM | same day |
| 5:00 PM | 4:00 PM | same day |
| 6:00 PM | 5:00 PM | same day |
| 9:00 PM | 8:00 PM | same day |
Why people convert PDT to PST time
- Scheduling a call from PDT to PST: a 10:00 AM start in PDT lands at 9:00 AM in PST, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both PDT and PST are inside the 9-to-5 working day between 10:00 AM and 5:00 PM PDT time (9:00 AM–4:00 PM PST). That is roughly 7 hours of usable overlap.
- Keeping family and friends in sync: knowing that 8:00 PM in PDT is 7:00 PM in PST makes it easy to avoid calling at 3 AM.
- Always state the zone abbreviation, not just the hour. "3:00 PM PDT" is unambiguous; "3 PM" across a -1h gap is not.
- Block 10:00 AM–5:00 PM PDT as the recurring meeting window if you work primarily from PDT and need PST colleagues present.
About PDT (Pacific Daylight Time)
Pacific Daylight Time (PDT) is observed from March to November on the Pacific coast. During PDT, the west coast is 7 hours behind UTC and only 2 hours behind the east coast's EDT.
About PST (Pacific Standard Time)
Pacific Standard Time (PST) covers the west coast of North America, including tech hubs like San Francisco and Seattle, and entertainment capital Los Angeles. The Pacific Time Zone is home to Silicon Valley and the world's largest technology companies. During summer, clocks advance to Pacific Daylight Time (PDT, UTC-07:00). PST is also observed in Baja California, Mexico.
Best time to call between PDT and PST
Both PDT and PST sit inside the 9 AM – 5 PM working day between 10:00 AM–5:00 PM PDT, which is 9:00 AM–4:00 PM PST. That gives roughly 7 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
PDT and PST share 7 hours of working-hours overlap (10:00 AM–5:00 PM PDT), so scheduling a live meeting is straightforward.
PDT is 1 hour behind PST (PDT UTC-07:00 → PST UTC-08:00). The shared working window is 10:00 AM–5:00 PM PDT. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
PDT
☀ Currently in DST
Standard: UTC-08:00 · DST: UTC-07:00
Clocks fall back on Sun, Nov 1, 2026
PST
☀ Currently in DST
Standard: UTC-08:00 · DST: UTC-07:00
Clocks fall back on Sun, Nov 1, 2026
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between PDT and PST?
PDT (PDT, UTC-07:00) is 1 hour behind PST (PST, UTC-08:00). The gap is currently -1h.
How do I convert PDT time to PST time?
Add -1h to PDT local time. For example, 9:00 AM in PDT is 8:00 AM in PST.
What time is it in PST right now?
PST uses PST at UTC-08:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -1h offset from PDT.
What is the best time to call PST from PDT?
Call between 10:00 AM and 5:00 PM PDT — that maps to 9:00 AM–4:00 PM PST and keeps both parties inside the working day.
Which is behind, PDT or PST?
PDT is 1 hour behind PST. When it is 12:00 PM in PDT it is 11:00 AM in PST.
Does daylight saving time affect the PDT–PST difference?
Neither zone observes daylight saving time, so the -1h offset between PDT and PST is fixed all year.
Which other cities share PDT's time zone?
PDT also covers Los Angeles, San Francisco, Seattle, Vancouver, Portland.
Which countries use PDT, PDT's zone?
PDT is used in United States (Pacific), Canada (British Columbia), Mexico (Baja California).
Is there a day difference between PDT and PST?
Not normally. The -1h gap only pushes the date over the previous day.
What is the time difference between PDT and PST?
PST is -1h from PDT.
What timezone is PDT in?
PDT operates on its local timezone.
What timezone is PST in?
PST operates on its local timezone.
Which countries use PDT (Pacific Daylight Time)?
PDT is used in United States (Pacific), Canada (British Columbia), Mexico (Baja California).
Does PDT observe daylight saving time?
Yes, PDT switches to PST during summer months.
What are some interesting facts about PDT?
PDT aligns with MST at UTC-07:00. Tech company earnings calls often reference PDT/PST times.
Which cities are in the PST timezone?
Major cities in the PST timezone include Los Angeles, San Francisco, Seattle, Vancouver, San Diego, Portland, Las Vegas, Sacramento.
What is the UTC offset for PST?
Pacific Standard Time (PST) is at UTC-08:00. During daylight saving time, it shifts to PDT.
What should I know about the PST timezone?
Silicon Valley and the world's biggest tech companies operate on Pacific Time. The Hollywood film industry runs on PST/PDT.
When is it midnight in PDT, what time is it in PST?
When it is 12:00 AM (midnight) in PDT (PDT), it is -1h later in PST (PST).
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See every conversion from PDT →·See every conversion from PST →