GMT to United States time converter

United States is 4 hours behind GMT. When it is 9:00 AM in GMT, it is 5:00 AM in United States.

GMT UTC

Saturday, October 17, 2026

United States EDT

Saturday, October 17, 2026

GMT
Greenwich Mean Time
Sat, Oct 17
UTC
United States
Washington, D.C.
Sat, Oct 17
EDTUTC-4-4h
Finding your time zone…
Shared working hours (9:00–18:00)

GMT to United States conversion table

Every hour of today in GMT and the matching time in United States. Light rows are typical working hours (9:00–18:00).

GMTUnited States
12:00 AM8:00 PM−1 day
1:00 AM9:00 PM−1 day
2:00 AM10:00 PM−1 day
3:00 AM11:00 PM−1 day
4:00 AM12:00 AM
5:00 AM1:00 AM
6:00 AM2:00 AM
7:00 AM3:00 AM
8:00 AM4:00 AM
9:00 AM5:00 AM
10:00 AM6:00 AM
11:00 AM7:00 AM
12:00 PM8:00 AM
1:00 PM9:00 AM
2:00 PM10:00 AM
3:00 PM11:00 AM
4:00 PM12:00 PM
5:00 PM1:00 PM
6:00 PM2:00 PM
7:00 PM3:00 PM
8:00 PM4:00 PM
9:00 PM5:00 PM
10:00 PM6:00 PM
11:00 PM7:00 PM

Best time to call or meet

Both sides are at work from 1:00 PM – 6:00 PM in GMT (9:00 AM – 2:00 PM in United States).

Daylight saving time and the difference

The difference changes during the year because GMT and United States switch clocks on different dates:

  • Oct 17, 2026 – Nov 1, 2026: -4h
  • Nov 1, 2026 – Mar 14, 2027: -5h
  • Mar 14, 2027 – Oct 17, 2027: -4h

More conversions

United States to GMTGMT to UTCGMT to ESTGMT to CSTGMT to MSTGMT to PSTGMT to CETGMT to MSKGMT to GSTGMT to PKTGMT to ISTGMT to SGTGMT to PHT
New York to United StatesLondon to United StatesLos Angeles to United StatesChicago to United StatesToronto to United StatesSão Paulo to United StatesParis to United StatesBerlin to United StatesMoscow to United StatesDubai to United StatesNew Delhi to United StatesBangkok to United States

Questions and answers

What is the time difference between GMT and United States?

United States is 4 hours behind GMT.

What time is it in United States when it is 9 AM in GMT?

When it is 9:00 AM in GMT, it is 5:00 AM in United States.

When is the best time to call United States from GMT?

Both sides are at work from 1:00 PM – 6:00 PM in GMT (9:00 AM – 2:00 PM in United States).

Does the time difference between GMT and United States change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.