Question 1

What is PDT?

Accepted Answer

PDT stands for Pacific Daylight Time. It is UTC-7 and is observed during daylight saving time (roughly March through November) in the US Pacific Time Zone.

Question 2

What is the difference between PDT and PST?

Accepted Answer

PDT (UTC-7) is used during daylight saving time, while PST (UTC-8) is used during standard time. PDT is 1 hour ahead of PST. The switch happens automatically on the second Sunday in March (spring forward) and the first Sunday in November (fall back).

Question 3

Which states use PDT?

Accepted Answer

California, Washington, Oregon, and Nevada use PDT during daylight saving time. Arizona (except the Navajo Nation) does not observe DST and stays on MST year-round. Hawaii also does not observe DST.

Question 4

When does PDT start and end?

Accepted Answer

PDT typically starts on the second Sunday in March and ends on the first Sunday in November. During this period, clocks are set 1 hour ahead of PST.

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