New York to GMT
+4hNew York
EDTSOURCEGMT
GMTGreen rows indicate typical business hours (9 AM - 5 PM)
EDT and GMT on the World Map
The map below highlights the EDT (Eastern Standard Time) and GMT (Greenwich Mean Time) timezone regions across the globe.
EST – Eastern Standard Time
UTC-05:00Eastern Standard Time (EST) is the time zone for the eastern United States and Canada, 5 hours behind UTC.
- •EST is the most widely used time zone in the United States by population.
- •The New York Stock Exchange (NYSE) and NASDAQ operate on Eastern Time, opening at 9:30 AM EST.
- •23 US states are fully or partially in the Eastern Time Zone.
- •EST was established by the Standard Time Act of 1918.
- •Over 47% of the US population lives in the Eastern Time Zone.
GMT – Greenwich Mean Time
UTC+00:00Greenwich Mean Time (GMT) is the mean solar time at the Royal Observatory in Greenwich, London. It is the same as UTC+00:00.
- •GMT is based on the Prime Meridian (0° longitude) passing through Greenwich, London.
- •The Royal Observatory in Greenwich has been the reference point for GMT since 1884.
- •GMT and UTC are often used interchangeably, but UTC is based on atomic clocks.
- •Iceland uses GMT year-round and never observes daylight saving time.
- •The UK switches from GMT to BST (British Summer Time) in late March each year.
About New York
WikipediaNew York City, the financial capital of the world, operates on Eastern Time (EST/EDT). Home to Wall Street and the NYSE, NYC is crucial for global business coordination.
New York City has more than 800 languages spoken, making it the most linguistically diverse city in the world.
Time Conversion Guide: New York to GMT
New York runs on Eastern Daylight Time (EDT) at UTC-04:00, currently observing daylight saving time. GMT runs on Greenwich Mean Time (GMT) at UTC+00:00. That puts New York 4 hours ahead of GMT — a difference of +4h at the current offsets.
In practice, when it is 9:00 AM in New York it is 1:00 PM in GMT. Midnight in New York is 4:00 AM in GMT.New York observes daylight saving time while GMT does not, so the gap narrows or widens by an hour part of the year.
New York to GMT time conversion table
| New York (EDT) | GMT (GMT) | Day |
|---|---|---|
| 12:00 AM | 4:00 AM | same day |
| 6:00 AM | 10:00 AM | same day |
| 7:00 AM | 11:00 AM | same day |
| 8:00 AM | 12:00 PM | same day |
| 9:00 AM | 1:00 PM | same day |
| 12:00 PM | 4:00 PM | same day |
| 3:00 PM | 7:00 PM | same day |
| 5:00 PM | 9:00 PM | same day |
| 6:00 PM | 10:00 PM | same day |
| 9:00 PM | 1:00 AM | next day |
Why people convert New York to GMT time
- Scheduling a call from New York to GMT: a 10:00 AM start in New York lands at 2:00 PM in GMT, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both New York and GMT are inside the 9-to-5 working day between 9:00 AM and 1:00 PM EDT time (1:00 PM–5:00 PM GMT). That is roughly 4 hours of usable overlap.
- Booking travel or deliveries: tracking GMT local time against New York keeps pickup windows and arrival estimates honest across the +4h offset.
- Always state the zone abbreviation, not just the hour. "3:00 PM EDT" is unambiguous; "3 PM" across a +4h gap is not.
- Block 9:00 AM–1:00 PM EDT as the recurring meeting window if you work primarily from New York and need GMT colleagues present.
- New York: Clocks fall back on Sun, Nov 1, 2026. Re-check this page after that date because the offset changes and so does the +4h gap.
About EST (Eastern Standard Time)
Eastern Standard Time (EST) is observed during the winter months in the eastern part of North America. It covers 23 US states and parts of Canada including Ontario and Quebec. EST is the most populous time zone in the United States, home to major financial centers like New York City and global organizations headquartered in Washington D.C. During daylight saving time (March–November), clocks shift to Eastern Daylight Time (EDT, UTC-04:00). The time zone also covers parts of the Caribbean and Central America including Panama, Jamaica, and the Cayman Islands.
About GMT (Greenwich Mean Time)
Greenwich Mean Time (GMT) is the clock time at the Royal Observatory in Greenwich, London, which sits on the Prime Meridian (0° longitude). GMT serves as the reference point from which all other time zones are calculated. The United Kingdom uses GMT during winter months and switches to British Summer Time (BST, UTC+01:00) from late March to late October. Several West African nations use GMT year-round. GMT is often used interchangeably with UTC (Coordinated Universal Time), although technically they are different – UTC is based on atomic clocks while GMT is based on Earth's rotation.
Best time to call between New York and GMT
Both New York and GMT sit inside the 9 AM – 5 PM working day between 9:00 AM–1:00 PM EDT, which is 1:00 PM–5:00 PM GMT. That gives roughly 4 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
New York and GMT overlap for about 4 hours during the working day — enough for meetings if you avoid the edges of the window.
New York is 4 hours ahead of GMT (EDT UTC-04:00 → GMT UTC+00:00). The shared working window is 9:00 AM–1:00 PM EDT. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
New York
☀ Currently in DST
Standard: UTC-05:00 · DST: UTC-04:00
Clocks fall back on Sun, Nov 1, 2026
GMT
☀ Currently in DST
Standard: UTC+00:00 · DST: UTC+01:00
Clocks fall back on Sun, Oct 25, 2026
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between New York and GMT?
New York (EDT, UTC-04:00) is 4 hours ahead of GMT (GMT, UTC+00:00). The gap is currently +4h.
How do I convert New York time to GMT time?
Add +4h to New York local time. For example, 9:00 AM in New York is 1:00 PM in GMT.
What time is it in GMT right now?
GMT uses GMT at UTC+00:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +4h offset from New York.
What is the best time to call GMT from New York?
Call between 9:00 AM and 1:00 PM EDT — that maps to 1:00 PM–5:00 PM GMT and keeps both parties inside the working day.
Which is ahead, New York or GMT?
New York is 4 hours ahead of GMT. When it is 12:00 PM in New York it is 4:00 PM in GMT.
Do New York and GMT use different time zones?
New York (USA) uses EDT at UTC-04:00, while GMT uses GMT at UTC+00:00. The IANA identifiers are America/New_York and Europe/London.
Does daylight saving time affect the New York–GMT difference?
Yes at the moment: New York is on daylight saving time and GMT is not, so the +4h gap shifts by an hour when exactly one of them changes clocks.
Which other cities share New York's time zone?
EDT also covers New York City, Washington D.C., Miami, Toronto, Philadelphia, Atlanta, Boston, Montreal and 8 more.
Which countries use EDT, New York's zone?
EDT is used in United States (Eastern), Canada (Ontario, Quebec), Mexico (Quintana Roo), Panama, Jamaica, Cayman Islands, Haiti, Bahamas and 4 more.
Is there a day difference between New York and GMT?
Not normally. The +4h gap only pushes the date over for late-evening times.
What is the time difference between New York and GMT?
GMT is +4h from New York.
What timezone is New York in?
New York City, the financial capital of the world, operates on Eastern Time (EST/EDT). Home to Wall Street and the NYSE, NYC is crucial for global business coordination.
What timezone is GMT in?
GMT operates on its local timezone.
What are the business hours in New York?
Standard business hours in New York are 9:00 AM - 5:00 PM EST.
Which countries use EST (Eastern Standard Time)?
EST is used in United States (Eastern), Canada (Ontario, Quebec), Mexico (Quintana Roo), Panama, Jamaica, Cayman Islands, and 6 more countries.
Does EST observe daylight saving time?
Yes, EST switches to EDT during summer months.
What are some interesting facts about EST?
EST is the most widely used time zone in the United States by population. The New York Stock Exchange (NYSE) and NASDAQ operate on Eastern Time, opening at 9:30 AM EST.
Which cities are in the GMT timezone?
Major cities in the GMT timezone include London, Dublin, Lisbon, Accra, Reykjavik, Edinburgh, Casablanca, Dakar.
What is the UTC offset for GMT?
Greenwich Mean Time (GMT) is at UTC+00:00. During daylight saving time, it shifts to BST.
What should I know about the GMT timezone?
GMT is based on the Prime Meridian (0° longitude) passing through Greenwich, London. The Royal Observatory in Greenwich has been the reference point for GMT since 1884.
When is it midnight in New York, what time is it in GMT?
When it is 12:00 AM (midnight) in New York (EST), it is +4h later in GMT (GMT).
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