When does PDT begin and end each year?

PDT begins on the second Sunday in March when clocks spring forward one hour from PST, and concludes on the first Sunday in November when clocks return to standard time.

Is PDT the same time as Mountain Standard Time (MST)?

Yes. Both PDT and MST share the identical UTC-7 offset. During summer, California (PDT) and Arizona (MST) have the exact same clock reading.

How do I convert PDT to London time?

During summer, when London is on British Summer Time (BST, UTC+1), London is exactly 8 hours ahead of PDT. When it is 9:00 AM PDT in San Francisco, it is 5:00 PM BST in London.

When does PDT begin and end each year?

PDT begins on the second Sunday in March when clocks spring forward one hour from PST, and concludes on the first Sunday in November when clocks return to standard time.

Is PDT the same time as Mountain Standard Time (MST)?

Yes. Both PDT and MST share the identical UTC-7 offset. During summer, California (PDT) and Arizona (MST) have the exact same clock reading.

How do I convert PDT to London time?

During summer, when London is on British Summer Time (BST, UTC+1), London is exactly 8 hours ahead of PDT. When it is 9:00 AM PDT in San Francisco, it is 5:00 PM BST in London.

UTC -7PDTDST Active (Summer Time)

Pacific Daylight Time (PDT) Clock

What time is it in PDT right now? Live Pacific Daylight Time clock with seconds, UTC-7 offset, Silicon Valley work hours, and summer DST transition rules.

9:23:31 AMPDT

Saturday, October 10, 2026

Day 283 of 2026 • Week 41

Your location vs this zone: 7 hours behind.

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Live Pacific Daylight Time (UTC-7) Reference

Pacific Daylight Time (PDT, UTC-7) governs the West Coast of the United States and Canada from mid-March through early November. From software headquarters in the Bay Area and cloud campuses in Seattle to creative studios in Los Angeles, PDT drives global digital collaboration.

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Observances, offset conventions, and international coordination for Pacific Daylight Time (PDT).

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Observances, offset conventions, and international coordination for Pacific Daylight Time (PDT).

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Frequently Asked Questions: Pacific Daylight Time (PDT) Clock

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Pacific Daylight Time (PDT) is the summer daylight saving schedule for the West Coast of North America, anchored to UTC-7 (7 hours behind Coordinated Universal Time).