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7 million locations, 58 languages, synchronized with atomic clock time. Time.is. Get Time.is Ad-free! Exact time now: 03:51:16 PM. Wednesday, April 9, 2025. Sun: ↑ 06:24AM ↓ 07:31PM (13h 6m) - More info - Make New York time default - Add to favorite locations. Tokyo 04:51AM; Beijing 03:51AM; Paris 09:51PM; London 08:51PM ...
The National Institute of Standards and Technology - Time and Frequency Division maintains the standard for frequency and time interval for the United States, provides official time to the United States, and carries out a broad program of research and service activities in time and frequency metrology.
The home page displays the clock with the exact time in your region, as well as a pre-installed list of clocks for major cities. You can modify this list as you wish. For any city in the list, you can open a separate page with a clock by clicking on the title with the name of the city.
Welcome to the world's top site for time, time zones, and astronomy. Organize your life with free online info and tools you can rely on. No sign-up needed.
Exact time now, time zone, time difference, sunrise/sunset time and key facts for United States. Time.is. Get Time.is Ad-free! Time in United States now . 09:05:58 PM. Sunday, April 13, 2025. United States (incl. dependent territories) has 11 time zones. The time zone for the capital Washington, D.C. is used here.
United States time now. USA time zones and time zone map with current time in each state.
Real-Time Conversion. Whether you need Eastern Time (New York), Central Time (Chicago), Mountain Time (Denver), or Pacific Time (Los Angeles), our live time zone converter helps you stay synchronized with any US location.
Time itself however is referred to in science as the fourth dimension. When measuring things such as velocity and repetition, we are using standard units of measurement such as seconds, minutes, and hours. This is known as the "operational definition of time." It's purely scientific and doesn't seek to understand the concept in any ...
The time zones obey specific rules referring to longitude. Complete guide on world time zones. Why do we have time zones? How many time zones are there in the world? GMT and UTC. The implementation of Greenwich Mean Time was the first step to determine the time zone of other countries in regard to GMT+0, while the concept of Coordinated ...
Last time change was today, set your clock 1 hour forward. Next time change is in 7 months and 23 days. Daylight Saving Time 2025 (Summer Time) New York, Philadelphia, Jacksonville, Columbus. Standard Time DST; Time zones: Eastern Standard Time GMT -5