What time is it in London when it is 9 AM in New York?

When it is 9 AM Eastern Time in New York it is 2 PM GMT in London — a 5-hour difference. During US daylight saving time (March to November) the difference is 5 hours. Outside DST when the US is on standard time the difference is also 5 hours as the UK observes GMT in winter.

How many time zones does the US have?

The US has 6 standard time zones: Eastern (UTC-5) Central (UTC-6) Mountain (UTC-7) Pacific (UTC-8) Alaska (UTC-9) and Hawaii (UTC-10). Arizona does not observe daylight saving time and stays on Mountain Standard Time year-round. Indiana counties used to vary but now all observe Eastern Time.

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Time Zone Converter — What Time Is It Anywhere in the World?

Instant conversion with daylight saving time handled automatically

Quick Answer

New York (EST) is 5 hours behind London (GMT) and 14 hours behind Tokyo (JST). When it is 9 AM Monday in New York it is 2 PM Monday in London and 11 PM Monday in Tokyo. The US has 6 time zones from Eastern (UTC-5) to Hawaii (UTC-10). Daylight saving time shifts clocks forward 1 hour in spring and back in fall in most US states except Arizona and Hawaii.

Time zones divide the world into regions that observe the same standard time. There are 24 primary time zones each representing one hour of difference from UTC (Universal Coordinated Time). Remote work has made time zone conversion a daily need for millions of workers worldwide. This converter handles daylight saving time adjustments automatically for all major world cities.