Ante meridiem is commonly denoted as AM, am, a.m., or A.M.; post meridiem is usually abbreviated PM, pm, p.m., or P.M. Like many other sources, timeanddate.com uses “am” and “pm” when using the 12-hour format, but the other variants are equally correct and widely used.

Time Zone Converter – Time Difference Calculator. Provides time zone conversions taking into account Daylight Saving Time (DST), local time zone and accepts present, past, or future dates.

In the United States, DST always ends at 02:00 (2 am) local time, and clocks are set back to 01:00 (1 am). The table below shows the moment when the time first reaches 1:59:59 and clocks jump back to 1:00:00 standard time and begin ticking towards 2 o'clock for a second time.

The World Clock – Time Zones – Customized. Find current time, weather, sun, moon, and much more...

Sunday, November 2, 2025, 2:00:00 am clocks are turned backward 1 hour to Sunday, November 2, 2025, 1:00:00 am local standard time instead. Sunrise and sunset will be about 1 hour earlier on Nov 2, 2025 than the day before.

To specify midnight (start of day), select “00 / 12 am” in the Hour-field and 00 in the Minutes field. To specify noon (middle of day), select “12 / 12 pm” in the Hour-field and 00 in the Minutes field.

World time and date for cities in all time zones. International time right now. Takes into account all DST clock changes.

Time Calculator: Duration Between Two Times and Dates. How many years, months, days, hours, minutes, and seconds are there between two moments in time?

Central Time (CT) is 2 hours ahead of Pacific Time (PT). To convert CT to PT, you have to subtract two hours.

The World Clock — Worldwide. Find current time, weather, sun, moon, and much more...