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Helena Number One to EST Time Converter

Updating current time…
Helena Number One
Guyana
GYT
12am
3am
6am
9am
12pm
3pm
6pm
9pm
EDT/EST
Eastern Daylight Time
GMT -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

8:00 am08:00 GYT (UTC-4), Oct 11, 2026 = 8:00 am08:00 EDT (UTC-4), Oct 11, 2026

Helena Number One and EDT have the same local time.

How the time difference changes

For most of the year, Helena Number One and EDT have the same time. At other times of the year, Helena Number One is 1 hour ahead of EST.

For most of the year, working hours of 9:00 am to 5:00 pm in Helena Number One correspond to 9:00 am to 5:00 pm in EDT. At other times of the year, working hours of 9:00 am to 5:00 pm in Helena Number One correspond to 8:00 am to 4:00 pm in EST.For most of the year, working hours of 09:00 to 17:00 in Helena Number One correspond to 09:00 to 17:00 in EDT. At other times of the year, working hours of 09:00 to 17:00 in Helena Number One correspond to 08:00 to 16:00 in EST.

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

Time Difference

GYT (Guyana Time) and Eastern Daylight Time have the same local time.
8:00 am08:00 in Helena Number One, Guyana is 8:00 am08:00 in EDT

Helena Number One to EDT call time
Best time for a conference call or a meeting is between 9am-5pm09:00-17:00 in Helena Number One which corresponds to 9am-5pm09:00-17:00 in EDT

8:00 am08:00 GYT (Guyana Time) (Helena Number One, Guyana). Offset UTC -4:00 hours
8:00 am08:00 Eastern Daylight Time (EDT). Offset UTC -4:00 hours

8:00 am08:00 Helena Number One, Guyana / 8:00 am08:00 EDT

Helena Number One, GuyanaEDT
12:00am12:00am
1:00am1:00am
2:00am2:00am
3:00am3:00am
4:00am4:00am
5:00am5:00am
6:00am6:00am
7:00am7:00am
8:00am8:00am
9:00am9:00am
10:00am10:00am
11:00am11:00am
12:00pm12:00pm
1:00pm1:00pm
2:00pm2:00pm
3:00pm3:00pm
4:00pm4:00pm
5:00pm5:00pm
6:00pm6:00pm
7:00pm7:00pm
8:00pm8:00pm
9:00pm9:00pm
10:00pm10:00pm
11:00pm11:00pm
00:0000:00
01:0001:00
02:0002:00
03:0003:00
04:0004:00
05:0005:00
06:0006:00
07:0007:00
08:0008:00
09:0009:00
10:0010:00
11:0011:00
12:0012:00
13:0013:00
14:0014:00
15:0015:00
16:0016:00
17:0017:00
18:0018:00
19:0019:00
20:0020:00
21:0021:00
22:0022:00
23:0023:00

Helena Number One Information

Time Zone

Abbreviation / Name
GYT - Guyana Time
UTC / GMT Offset
-4:00 hours during Guyana Time, currently in use.

Helena Number One Facts

Country
Guyana
Population
1,568
Currency
Dollar (GYD)
Geographic Coordinates
6° 40' N Latitude / 57° 55' W Longitude
International Dialing Code
+592

Eastern Standard Time

Offset: EST is 5 hours behind Greenwich Mean Time (GMT) and is used in North America

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, Brooklyn, Borough of Queens, Montreal.

French: HNE - Heure Normale de l'Est

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

EST Time Zone Geo Map
EST timezone map

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).

Daylight saving time clock moves forward for one hourEnd: 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.

Daylight saving time clock moves back for one hourStart: 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.

See upcoming clock changes worldwide.

EST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -05 - basic short
  • -0500 - basic
  • -05:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0500 - sign character (-) followed by a four digit time providing hours (05) and minutes (00) of the offset. Indicates an offset of five hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Romeo - Military abbreviation for EST
  • R - short form of 'Romeo'
IANA/Olson: Reflects EST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Atikokan
  • America/Cancun
  • America/Cayman
  • America/Coral_Harbour
  • 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/Jamaica
  • America/Kentucky/Louisville
  • America/Kentucky/Monticello
  • America/Louisville
  • America/Montreal
  • America/Nassau
  • America/New_York
  • America/Nipigon
  • America/Panama
  • America/Pangnirtung
  • America/Port-au-Prince
  • America/Thunder_Bay
  • America/Toronto
  • Canada/Eastern
  • EST
  • EST5EDT
  • Jamaica
  • US/East-Indiana
  • US/Eastern
  • US/Michigan
Time zones with the GMT -5 offset:
  • CDT - Central Daylight Time
  • EST - Eastern Standard Time
  • ET - Eastern Time
  • COT - Colombia Time
  • CST - Cuba Standard Time
  • EASST - Easter Island Summer Time
  • ECT - Ecuador Time
  • PET - Peru Time
  • R - Romeo Time Zone
EST to ISTGMT to ESTPST to ESTEST to GMTPST to GMT