UTC (Coordinated Universal Time) is the primary time standard by which the world regulates clocks. It is the successor to GMT and is used as the reference point for all time zones.

What is Daylight Saving Time?

DST is the practice of advancing clocks by one hour during warmer months so that darkness falls later. Not all countries observe DST, and dates vary by region.

Why do some time zones have 30 or 45-minute offsets?

Some countries chose offsets that better align with their solar noon. India uses UTC+5:30, Nepal uses UTC+5:45, and parts of Australia use UTC+9:30.

Time Zone Converter

Convert time between any two time zones around the world.

Date

Time

From Zone

To Zone

What is a Time Zone Converter?

A time zone converter helps you find the corresponding time in another time zone. This is essential for scheduling international meetings, coordinating with remote teams, tracking flight arrivals, and staying connected with friends and family across the world.

Understanding Time Zones

The world is divided into 24 standard time zones, each roughly 15° of longitude wide. Time zones are measured as offsets from Coordinated Universal Time (UTC), the primary time standard. UTC replaced GMT (Greenwich Mean Time) as the world's reference point.

Key Time Zone Facts

There are 24 standard time zones plus several half-hour and 45-minute offset zones
UTC+0 passes through London, UK (during winter)
The International Date Line is located at approximately 180° longitude
Some countries use Daylight Saving Time (DST), shifting clocks by 1 hour seasonally
India uses a single timezone (UTC+5:30) despite spanning a large area

Frequently Asked Questions

UTC (Coordinated Universal Time) is the world's primary time standard. It doesn't change with seasons and provides a stable reference point. All time zones are defined as offsets from UTC (e.g., UTC+5:30 for India, UTC-5 for US Eastern).

DST is the practice of moving clocks forward by 1 hour in spring and back in autumn to make better use of daylight. Not all countries observe DST. Areas near the equator typically don't use it since daylight hours don't vary significantly.

Some countries chose non-standard offsets to better align with their geographic position or for historical/political reasons. India (UTC+5:30), Nepal (UTC+5:45), and Iran (UTC+3:30) are examples. These offsets reflect the country's meridian position more accurately.