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AZOST/AZOT

Azores Summer Time

UTC+0

12am

3am

6am

9am

12pm

3pm

6pm

9pm

AZOT is not used on this date.

This converter uses AZOST (UTC+0), as in Azores.

Keep AZOT (UTC−1)

EDT/EST

Eastern Daylight Time

UTC−4

12am

3am

6am

9am

12pm

3pm

6pm

9pm

Eastern Time is on daylight saving time: EDT (UTC−4) until Sun, Nov 1.

Use EST all year (UTC−5)

Quick answers

Selected conversion

12:00 pm12:00 AZOST (UTC+0), Oct 12, 2026 = 8:00 am08:00 EDT (UTC-4), Oct 12, 2026

AZOST is 4 hours ahead of EDT.

AZOT and EST (US winter time, UTC-5) examples

These examples always use AZOT (UTC-1) and EST (UTC-5). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.

AZOT is 4 hours ahead of EST.

EST is US Eastern winter time (early November to mid-March). The rest of the year New York uses EDT (UTC-4), one hour later. For Eastern Time that follows daylight saving time, use AZOT to ET. For daylight-time examples, use AZOST to EDT.

How the time difference changes

For most of the year, AZOST is 4 hours ahead of EDT. From Oct 25 to Nov 1, 2026, and from Mar 14 to Mar 28, 2027, AZOT is 3 hours ahead of EDT. From Nov 1, 2026 to Mar 14, 2027, AZOT is 4 hours ahead of EST.

For most of the year, working hours of 9:00 am to 5:00 pm in AZOST correspond to 5:00 am to 1:00 pm in EDT. At other times of the year, working hours of 9:00 am to 5:00 pm in AZOT correspond to 5:00 am to 1:00 pm in EST or working hours of 9:00 am to 5:00 pm in AZOT correspond to 6:00 am to 2:00 pm in EDT.For most of the year, working hours of 09:00 to 17:00 in AZOST correspond to 05:00 to 13:00 in EDT. At other times of the year, working hours of 09:00 to 17:00 in AZOT correspond to 05:00 to 13:00 in EST or working hours of 09:00 to 17:00 in AZOT correspond to 06:00 to 14:00 in EDT.

Compare AZOT time with EST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

Azores Summer Time is 4 hours ahead of Eastern Daylight Time.
12:00 pm12:00 in AZOST is 8:00 am08:00 in EDT

AZOST to EDT call time
Best time for a conference call or a meeting is between 1pm-5pm13:00-17:00 in AZOST which corresponds to 9am-1pm09:00-13:00 in EDT

12:00 pm12:00 Azores Summer Time (AZOST). Offset UTC 0:00 hours
8:00 am08:00 Eastern Daylight Time (EDT). Offset UTC -4:00 hours

12:00 pm12:00 AZOST / 8:00 am08:00 EDT

Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.

Hourly time comparison
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Azores Time

Offset: AZOT is 1 hour behind Greenwich Mean Time (GMT).

Countries using this time zone: Portugal

Principal Cities: The largest city in the AZOT time zone is Ponta Delgada in Portugal, with about 20,056 people. Other major cities in this time zone include Lagoa, Angra do Heroísmo, Rabo de Peixe, Horta.

Map of the areas on Azores Time (AZOT) — AZOT part of the year
Today the shaded areas are on UTC+0.
Open the world time zone map © OpenStreetMap

Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Azores Summer Time (AZOST).

End: Azores Time (AZOT) ended on Sunday, March 29, 2026 at 12:00 am00:00 local time and clocks were set one hour forward to Sunday, March 29, 2026, 1:00 am01:00 local daylight time instead. Standard time ends annually on the last Sunday of March.

Start: Azores Time (AZOT) starts on Sunday, October 25, 2026 at 1:00 am01:00 local time and clocks are set one hour back to Sunday, October 25, 2026, 12:00 am00:00. Standard time starts annually on the last Sunday of October.

See upcoming clock changes worldwide.

AZOT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data

-01 - basic short
-0100 - basic
-01:00 - extended

Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers

-0100 - sign character (-) followed by a four digit time providing hours (01) and minutes (00) of the offset. Indicates an offset of one hour to the west of the zero meridian.

Military/NATO: Used by the U.S. military, Chinese military and others

November - Military abbreviation for AZOT
N - short form of 'November'

Time zones with the GMT -1 offset:

EGT - East Greenland Time
WGST - Western Greenland Summer Time
AZOT - Azores Time
CVT - Cape Verde Time
N - November Time Zone

Eastern Standard Time

Offset: EST is 5 hours behind Greenwich Mean Time (GMT).

Countries using this time zone: Bahamas, Canada, Haiti, Jamaica, Cayman Islands, Mexico, Panama, Turks & Caicos Is, United States

Principal Cities: The largest city in the EST 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: HNE - Heure Normale de l'Est

Spanish: ET - Tiempo del Este, ET - Zona Sureste

Map of the areas on Eastern Standard Time (EST) — EST all year EST part of the year
Today the lighter areas are on UTC−4 (EDT).
Open the world time zone map © OpenStreetMap

Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Eastern Daylight Time (EDT).

End: Eastern Standard Time (EST) ended 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 local daylight time instead. Standard time ends annually on the second Sunday of March.

Start: Eastern Standard Time (EST) starts 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. Standard time starts annually on the first Sunday of November.