In winter, CDT changes to Central Standard Time (CST), which is UTC-6 12 Which states in the US observe PDT? States such as California, Washington, and Nevada observe PDT. 10 When do regions switch to PDT? Regions switch to PDT with the start of Daylight Saving Time, usually in March...
The term time zone is often used instead of local time. For instance, during DST, it is common to say “California and Arizona are now in the same time zone.” However, the correct thing to say would be: “California and Arizona now have the same local time.” The reason is thatCali...