Londonderry County Borough to EDT Time Converter
Londonderry County Borough's clocks go back 1 hour on Sun, Oct 25 · BST → GMT
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Quick answers
Selected conversion
1:00 pm13:00 BST (UTC+1), Oct 21, 2026 = 8:00 am08:00 EDT (UTC-4), Oct 21, 2026
Londonderry County Borough is 5 hours ahead of EDT.
How the time difference changes
For most of the year, Londonderry County Borough is 5 hours ahead of EDT. From Oct 25 to Nov 1, 2026, and from Mar 14 to Mar 28, 2027, Londonderry County Borough is 4 hours ahead of EDT. From Nov 1, 2026 to Mar 14, 2027, Londonderry County Borough is 5 hours ahead of EST.
For most of the year, working hours of 9:00 am to 6:00 pm in Londonderry County Borough correspond to 4:00 am to 1:00 pm in EDT. At other times of the year, working hours of 9:00 am to 6:00 pm in Londonderry County Borough correspond to 4:00 am to 1:00 pm in EST or working hours of 9:00 am to 6:00 pm in Londonderry County Borough correspond to 5:00 am to 2:00 pm in EDT.For most of the year, working hours of 09:00 to 18:00 in Londonderry County Borough correspond to 04:00 to 13:00 in EDT. At other times of the year, working hours of 09:00 to 18:00 in Londonderry County Borough correspond to 04:00 to 13:00 in EST or working hours of 09:00 to 18:00 in Londonderry County Borough correspond to 05:00 to 14:00 in EDT.
Compare Londonderry County Borough time with EDT time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
BST (British Summer Time) is 5 hours ahead of Eastern Daylight Time.
1:00 pm13:00 in Londonderry County Borough, United Kingdom is 8:00 am08:00 in EDT
Londonderry County Borough to EDT call time
Best time for a conference call or a meeting is between 2pm-6pm14:00-18:00 in Londonderry County Borough which corresponds to 9am-1pm09:00-13:00 in EDT
1:00 pm13:00 BST (British Summer Time) (Londonderry County Borough, United Kingdom). Offset UTC +1:00 hour
8:00 am08:00 Eastern Daylight Time (EDT). Offset UTC -4:00 hours
1:00 pm13:00 Londonderry County Borough, United Kingdom / 8:00 am08:00 EDT
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Londonderry County Borough Time Zone and Facts
Time Zone
GMT – Greenwich Mean Time, UTC+0 (standard time)
Londonderry County Borough Facts
Eastern Daylight Time
Offset: EDT is 4 hours behind Greenwich Mean Time (GMT).
Countries using this time zone: Bahamas, Canada, Haiti, Turks and Caicos Islands, United States
Principal Cities: The largest city in the EDT time zone is New York City in the United States, with about 8.804 million people. Other major cities in this time zone include Toronto, Montréal, Philadelphia, Port-au-Prince.
French: HAE - Heure Avancée de l'Est
Spanish: EDT - Tiempo de verano del Este, ET - Zona Sureste
Today all shaded areas are on EDT.
Daylight Saving: Eastern Daylight Time (EDT) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Eastern Standard Time (EST).
Start: Eastern Daylight Time (EDT) started on Sunday, March 8, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, March 8, 2026, 3:00 am03:00. Daylight saving starts annually on the second Sunday of March.
End: Eastern Daylight Time (EDT) ends on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, November 1, 2026, 1:00 am01:00 local standard time instead. Daylight saving ends annually on the first Sunday of November.
See USA daylight saving time and upcoming clock changes worldwide.
EDT representations, usage and related time zones
- -04 - basic short
- -0400 - basic
- -04:00 - extended
- -0400 - sign character (-) followed by a four digit time providing hours (04) and minutes (00) of the offset. Indicates an offset of four hours to the west of the zero meridian.
- Quebec - Military abbreviation for EDT
- Q - short form of 'Quebec'
- America/Detroit
- America/Fort_Wayne
- America/Grand_Turk
- America/Indiana/Indianapolis
- America/Indiana/Marengo
- America/Indiana/Petersburg
- America/Indiana/Vevay
- America/Indiana/Vincennes
- America/Indiana/Winamac
- America/Indianapolis
- America/Iqaluit
- America/Kentucky/Louisville
- America/Kentucky/Monticello
- America/Louisville
- America/Montreal
- America/Nassau
- America/New_York
- America/Nipigon
- America/Pangnirtung
- America/Port-au-Prince
- America/Thunder_Bay
- America/Toronto
- Canada/Eastern
- EST5EDT
- US/East-Indiana
- US/Eastern
- US/Michigan
- AST - Atlantic Standard Time
- EDT - Eastern Daylight Time
- AMT - Amazon Time
- BOT - Bolivia Time
- CDT - Cuba Daylight Time
- CLT - Chile Standard Time
- GYT - Guyana Time
- HLV - Hora Legal de Venezuela
- Q - Quebec Time Zone
- VET - Venezuelan Standard Time