PST to PDT Converter
PDT is 1 hour ahead of PST. 9:00 AM PST = 10:00 AM PDT.
PDT is 1 hour ahead of PST. To convert PST to PDT, add 1 hour to the PST time: 9:00 AM PST = 10:00 AM PDT.
PST (Pacific Time) is used in Los Angeles, San Francisco, Seattle, Las Vegas, Portland, Vancouver. PDT (Pacific Time) is used in US and Canadian Pacific zone during daylight saving time.
PST here means Pacific Standard Time, not Philippine Standard Time.
PST to PDT time conversion table
PST to PDT on 6 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| PST | PDT | Day |
|---|---|---|
| 12:00 AM PST | 1:00 AM PDT | night |
| 1:00 AM PST | 2:00 AM PDT | night |
| 2:00 AM PST | 3:00 AM PDT | night |
| 3:00 AM PST | 4:00 AM PDT | night |
| 4:00 AM PST | 5:00 AM PDT | night |
| 5:00 AM PST | 6:00 AM PDT | — |
| 6:00 AM PST | 7:00 AM PDT | — |
| 7:00 AM PST | 8:00 AM PDT | — |
| 8:00 AM PST | 9:00 AM PDT | — |
| 9:00 AM PST | 10:00 AM PDT | work hours |
| 10:00 AM PST | 11:00 AM PDT | work hours |
| 11:00 AM PST | 12:00 PM PDT | work hours |
| 12:00 PM PST | 1:00 PM PDT | work hours |
| 1:00 PM PST | 2:00 PM PDT | work hours |
| 2:00 PM PST | 3:00 PM PDT | work hours |
| 3:00 PM PST | 4:00 PM PDT | work hours |
| 4:00 PM PST | 5:00 PM PDT | — |
| 5:00 PM PST | 6:00 PM PDT | — |
| 6:00 PM PST | 7:00 PM PDT | — |
| 7:00 PM PST | 8:00 PM PDT | — |
| 8:00 PM PST | 9:00 PM PDT | — |
| 9:00 PM PST | 10:00 PM PDT | night |
| 10:00 PM PST | 11:00 PM PDT | night |
| 11:00 PM PST | 12:00 AM PDT | next day |
- Work rows — 9 AM–5 PM in both places
- Night in the destination (10 PM–6 AM)
How to convert PST to PDT
Add 1 hour to the PST time to get PDT.
Example: 9:00 AM PST = 10:00 AM PDT.
Across midnight: 11:00 PM PST = 12:00 AM PDT (next day). The date changes, so always check the day as well as the hour.
Time difference between PST and PDT
The time difference between PST and PDT is 1 hour all year – PDT is ahead of PST.
PST and PDT during daylight saving time
- PST does not observe daylight saving time; it stays on UTC−8 all year.
- PDT does not observe daylight saving time; it stays on UTC−7 all year.
Best time for a meeting between PST and PDT
PST and PDT share 7 hours of the 9 AM–5 PM working day. Any time between 9:00 AM and 4:00 PM PST lands between 10:00 AM and 5:00 PM PDT, inside working hours for both.
PST to PDT FAQ
What is the time difference between PST and PDT?
PDT is 1 hour ahead of PST all year. 9:00 AM PST = 10:00 AM PDT.
What is 9 AM PST in PDT?
9:00 AM PST is 10:00 AM PDT.
What is 12 PM (noon) PST in PDT?
12:00 PM PST is 1:00 PM PDT.
Is PDT ahead of or behind PST?
PDT is 1 hour ahead of PST, so it is later in PDT than in PST.
Does PST change for daylight saving time?
No. PST stays on the same offset all year, so conversions never shift for daylight saving time.
Does PDT change for daylight saving time?
No. PDT stays on the same offset all year, so conversions never shift for daylight saving time.
What is the best time for a meeting between PST and PDT?
PST and PDT share 7 hours of the 9 AM–5 PM working day. Any time between 9:00 AM and 4:00 PM PST lands between 10:00 AM and 5:00 PM PDT, inside working hours for both.
Related conversions
Convert PST to other time zones
Convert other time zones to PDT
Learn more
Updated 6 November 2026. Time zone data: IANA tz database.