| CITY | LOCAL TIME | Difference | Coming up |
|---|---|---|---|
| London United Kingdom | 01:00 | −4:30 | Becomes −5:30 on 25 Oct |
| Berlin Germany | 02:00 | −3:30 | Becomes −4:30 on 25 Oct |
| Dubai UAE | 04:00 | −1:30 | |
| Tokyo Japan | 09:00 | +3:30 | |
| Sydney Australia | 10:00 | +4:30 | Becomes +5:30 on 4 Oct |
| New York United States | 20:00Wed | −9:30 | Becomes −10:30 on 1 Nov |
| Los Angeles United States | 17:00Wed | −12:30 | Becomes −13:30 on 1 Nov |
Surat, India runs on UTC+5:30. This time zone stays fixed year-round at UTC+5:30 — daylight saving time is not observed. The time difference between Surat and New York is 9 hours and 30 minutes. Standard working hours don't overlap at all with New York, so meetings need an early or late slot on one side. The time difference between Surat and London is 4 hours and 30 minutes. Standard 9-to-6 working hours overlap for about 4 hours and 30 minutes a day with London. A good time to connect: 13:30–18:00 in Surat lines up with 09:00–13:30 in London. The time difference between Surat and Tokyo is 3 hours and 30 minutes. Standard 9-to-6 working hours overlap for about 5 hours and 30 minutes a day with Tokyo. A good time to connect: 09:00–14:30 in Surat lines up with 12:30–18:00 in Tokyo. This timezone is also shared with cities such as Mumbai, Delhi, Bangalore. Keeping these offsets in mind makes it easier to schedule calls or travel to and from Surat.
Surat (India) is home to roughly 6.6M people. Today brings about 12.0 hours of daylight: sunrise at 06:29, sunset at 18:27. This time zone stays fixed year-round at UTC+5:30 — daylight saving time is not observed. It sits in the Northern Hemisphere, about 21° north of the equator. Traffic drives on the left.
Flag
India
Capital
New Delhi
Continent
Asia
Time Zone
UTC+5:30 · Asia/Calcutta
Coordinates
21.17°N, 72.83°E
Currency
INR (₹)
Calling Code
+91
Driving Side
Left
Hemisphere
Northern
Language
Hindi, English
Measurement System
Metric
Did You Know?
Surat polishes an estimated 90% of the world's diamonds by piece count, employing several hundred thousand cutters. Rough stones arrive mostly from Africa and Russia, leave mostly through Antwerp and Mumbai.
The clock: Surat keeps UTC+5:30. It was also India's busiest port under the Mughals, and the East India Company's first major Indian factory opened here in 1613.
Surat lies at 72.8°E. Its time zone, UTC+5:30, is built around the 82.5°E meridian. The 9.7° gap between them means the clock runs roughly 39 minutes ahead of the sun: solar noon arrives at about 12:39 rather than 12:00. The zone holds UTC+5:30 all year — there is no daylight saving here.
The longest day of 2026 is 22 June, with 13h 25m of daylight. The shortest is 22 December, with 10h 51m. The swing between them is 2h 35m. Inside the tropics the day length stays within a narrow band all year.
The earliest sunrise and the latest sunset do not land on the longest day. In Surat the sun comes up earliest on 8 June at 05:56, while the latest sunset waits until 6 July at 19:24. The equation of time is what separates them: the Earth's elliptical orbit and axial tilt move solar noon back and forth by several minutes over the year.
The sky stays usably light for a while after the sun goes down. In Surat that civil twilight runs about 22 minutes at the equinox.
Every figure in this section is computed from the city's own latitude, longitude and IANA time zone using NOAA solar algorithms (Spencer, 1971), accurate to about ±2 arcminutes below 65° latitude.
The official timezone for Surat, India is Asia/Calcutta with a current UTC offset of UTC+5:30.
Surat has an estimated population of 6.6M and is located at coordinates 21.17°N, 72.83°E.
Surat gets 13h 25m of daylight on its longest day and 10h 51m on its shortest, averaging 12h 9m a day across the year.
Solar noon in Surat falls at about 12:39 on UTC+5:30 standard time, because the city sits 9.7° from the meridian its zone is built on.
Where Most of the World's Diamonds Are Cut: Surat polishes an estimated 90% of the world's diamonds by piece count, employing several hundred thousand cutters. Rough stones arrive mostly from Africa and Russia, leave mostly through Antwerp and Mumbai.