PDT vs. GMT: Time Zone Difference Explained

Pacific Daylight Time (PDT) and Greenwich Mean Time (GMT)

PDT is 7 hours behind GMT. When it is 12:00 PM PDT, it is 7:00 PM GMT.

Usage

• PDT: Western U.S. and Canada during summer (daylight saving).
• GMT: United Kingdom and parts of Europe year-round (standard time).

Note: During winter, Pacific Time switches to PST (GMT-8).