Seattle to EST to CST to UTC Time Converter

Updating current time…
Seattle
Washington, USAPST
UTC−8
12am
3am
6am
9am
12pm
3pm
6pm
9pm
EST
Eastern Standard Time
UTC−5
3h ahead
12am
3am
6am
9am
12pm
3pm
6pm
9pm
CST
Central Standard Time
UTC−6
2h ahead
12am
3am
6am
9am
12pm
3pm
6pm
9pm
UTC
Coordinated Universal Time
UTC+0
8h ahead
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

4:00 am04:00 PST (UTC-8), Nov 13, 2026 = 7:00 am07:00 EST (UTC-5), Nov 13, 2026 = 6:00 am06:00 CST (UTC-6), Nov 13, 2026 = 12:00 pm12:00 UTC (UTC+0), Nov 13, 2026

Seattle is 3 hours behind EST. Seattle is 2 hours behind CST. Seattle is 8 hours behind UTC.

How the time difference changes

Seattle to EST

For most of the year, Seattle is 3 hours behind EDT. From Nov 1, 2026 to Mar 14, 2027, and from Nov 7, 2027 to Mar 12, 2028, Seattle is 3 hours behind EST. Briefly around clock changes, Seattle is 2 hours behind EST or Seattle is 4 hours behind EDT.

For most of the year, working hours of 9:00 am to 6:00 pm in Seattle correspond to 12:00 pm to 9:00 pm in EDT. At other times of the year, working hours of 9:00 am to 6:00 pm in Seattle correspond to 12:00 pm to 9:00 pm in EST.For most of the year, working hours of 09:00 to 18:00 in Seattle correspond to 12:00 to 21:00 in EDT. At other times of the year, working hours of 09:00 to 18:00 in Seattle correspond to 12:00 to 21:00 in EST.

Seattle to CST

For most of the year, Seattle is 2 hours behind CDT. From Nov 1, 2026 to Mar 14, 2027, and from Nov 7, 2027 to Mar 12, 2028, Seattle is 2 hours behind CST. Briefly around clock changes, Seattle is 1 hour behind CST or Seattle is 3 hours behind CDT.

For most of the year, working hours of 9:00 am to 6:00 pm in Seattle correspond to 11:00 am to 8:00 pm in CDT. At other times of the year, working hours of 9:00 am to 6:00 pm in Seattle correspond to 11:00 am to 8:00 pm in CST.For most of the year, working hours of 09:00 to 18:00 in Seattle correspond to 11:00 to 20:00 in CDT. At other times of the year, working hours of 09:00 to 18:00 in Seattle correspond to 11:00 to 20:00 in CST.

Seattle to UTC

For most of the year, Seattle is 7 hours behind UTC. From Nov 1, 2026 to Mar 14, 2027, and from Nov 7, 2027 to Mar 12, 2028, Seattle is 8 hours behind UTC.

For most of the year, working hours of 9:00 am to 6:00 pm in Seattle correspond to 4:00 pm to 1:00 am (next day) in UTC. At other times of the year, working hours of 9:00 am to 6:00 pm in Seattle correspond to 5:00 pm to 2:00 am (next day) in UTC.For most of the year, working hours of 09:00 to 18:00 in Seattle correspond to 16:00 to 01:00 (next day) in UTC. At other times of the year, working hours of 09:00 to 18:00 in Seattle correspond to 17:00 to 02:00 (next day) in UTC.

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

Time Difference

PST (Pacific Standard Time) is 3 hours behind Eastern Standard Time. PST (Pacific Standard Time) is 2 hours behind Central Standard Time. PST (Pacific Standard Time) is 8 hours behind Coordinated Universal Time.
4:00 am04:00 in Seattle, WA, USA is 7:00 am07:00 in EST and is 6:00 am06:00 in CST and is 12:00 pm12:00 in UTC

Seattle to EST call time
Best time for a conference call or a meeting is between 9am-3pm09:00-15:00 in Seattle which corresponds to 12pm-6pm12:00-18:00 in EST.
Seattle to CST call time
Best time for a conference call or a meeting is between 9am-4pm09:00-16:00 in Seattle which corresponds to 11am-6pm11:00-18:00 in CST.
Seattle to UTC call time
Best time for a conference call or a meeting is between 9am-10am09:00-10:00 in Seattle which corresponds to 5pm-6pm17:00-18:00 in UTC.

4:00 am04:00 PST (Pacific Standard Time) (Seattle, WA, USA). Offset UTC -8:00 hours
7:00 am07:00 Eastern Standard Time (EST). Offset UTC -5:00 hours
6:00 am06:00 Central Standard Time (CST). Offset UTC -6:00 hours
12:00 pm12:00 Coordinated Universal Time (UTC). Offset UTC 0:00 hours

4:00 am04:00 Seattle, WA, USA / 7:00 am07:00 EST / 6:00 am06:00 CST / 12:00 pm12:00 UTC

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
Seattle, WA, USAESTCSTUTC
3:00am2:00am8:00am
4:00am3:00am9:00am
5:00am4:00am10:00am
6:00am5:00am11:00am
7:00am6:00am12:00pm
8:00am7:00am1:00pm
9:00am8:00am2:00pm
10:00am9:00am3:00pm
11:00am10:00am4:00pm
12:00pm11:00am5:00pm
1:00pm12:00pm6:00pm
2:00pm1:00pm7:00pm
3:00pm2:00pm8:00pm
4:00pm3:00pm9:00pm
5:00pm4:00pm10:00pm
6:00pm5:00pm11:00pm
7:00pm6:00pm12:00am next day
8:00pm7:00pm1:00am next day
9:00pm8:00pm2:00am next day
10:00pm9:00pm3:00am next day
11:00pm10:00pm4:00am next day
12:00am next day11:00pm5:00am next day
1:00am next day12:00am next day6:00am next day
2:00am next day1:00am next day7:00am next day
03:0002:0008:00
04:0003:0009:00
05:0004:0010:00
06:0005:0011:00
07:0006:0012:00
08:0007:0013:00
09:0008:0014:00
10:0009:0015:00
11:0010:0016:00
12:0011:0017:00
13:0012:0018:00
14:0013:0019:00
15:0014:0020:00
16:0015:0021:00
17:0016:0022:00
18:0017:0023:00
19:0018:0000:00 next day
20:0019:0001:00 next day
21:0020:0002:00 next day
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00:00 next day23:0005:00 next day
01:00 next day00:00 next day06:00 next day
02:00 next day01:00 next day07:00 next day

Seattle Time Zone and Facts

Time Zone

Abbreviation / Offset
PST – Pacific Standard Time, UTC-8 (now)
PDT – Pacific Daylight Time, UTC-7 (daylight saving time)
Daylight Saving Time Starts
123456789101112Sunday, March 14, 2027 at 2:00 amSunday, March 14, 2027 at 02:00: clocks go forward 1 hour to 3:00 am03:00 (PDT). DST starts on the 2nd Sunday of March each year. Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
123456789101112Sunday, November 7, 2027 at 2:00 amSunday, November 7, 2027 at 02:00: clocks go back 1 hour to 1:00 am01:00 (PST). DST ends on the 1st Sunday of November each year. Also called Fall Back or Winter Time.
Clock Changes
USA daylight saving time · Clock changes worldwide

Seattle Facts

Country
USA
State
Washington
Alternative Names
SEA, Seatl, Seattle, Seattlum, Siatl, Siatul, Siehtl, Sietl, Sietla, Sietlas, Sijetl, Siyaatil, Séatl, ciyattil, shiatoru, si'aitala, siaeteul, sietʼli, siyatal, siyatala, syatl, xi ya tu, Σιάτλ, Сиатъл, Сиетл, Сиэтл, Сијетл, Сіэтл, Сієтл, Սիեթլ, סיאטל, سياتل, سیئٹل, سیاتل, سیاٹل, सिअ‍ॅटल, सीऐटल, সিয়াটল, சியாட்டில், ಸಿಯಾಟಲ್, ซีแอตเทิล, სიეტლი, ስያትል, ស៊ីតថល, シアトル, 西雅圖, 시애틀
Population
780,995
Currency
Dollar (USD)
Geographic Coordinates
47° 36' N Latitude / 122° 19' W Longitude
International Dialing Code
+1
More About Seattle
Seattle time now

Eastern Standard Time

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

Countries using this time zone: Bahamas, Canada, Cayman Islands, Haiti, Jamaica, Mexico, Panama, Turks and Caicos Islands, 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 all shaded areas are on EST.

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).

123456789101112Start: Eastern Standard Time (EST) started on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks were set one hour back to Sunday, November 1, 2026, 1:00 am01:00. Standard time starts annually on the first Sunday of November.

123456789101112End: Eastern Standard Time (EST) ends on Sunday, March 14, 2027 at 2:00 am02:00 local time and clocks are set one hour forward to Sunday, March 14, 2027, 3:00 am03:00 local daylight time instead. Standard time ends annually on the second Sunday of March.

See USA daylight saving time and 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

Central Standard Time

Offset: CST is 6 hours behind Greenwich Mean Time (GMT).

Countries using this time zone: Belize, Canada, Costa Rica, El Salvador, Guatemala, Honduras, Mexico, Nicaragua, United States

Principal Cities: The largest city in the CST time zone is Mexico City in Mexico, with about 12.294 million people. Other major cities in this time zone include Chicago, Houston, Puebla, Santiago de Querétaro.

French: HNC - Heure Normale du Centre

Spanish: CT - Tiempo Central Estándar, CT - Zona Centro

Map of the areas on Central Standard Time (CST)
CST all year CST part of the year

Today all shaded areas are on CST.

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 Central Daylight Time (CDT).

123456789101112Start: Central Standard Time (CST) started on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks were set one hour back to Sunday, November 1, 2026, 1:00 am01:00. Standard time starts annually on the first Sunday of November.

123456789101112End: Central Standard Time (CST) ends on Sunday, March 14, 2027 at 2:00 am02:00 local time and clocks are set one hour forward to Sunday, March 14, 2027, 3:00 am03:00 local daylight time instead. Standard time ends annually on the second Sunday of March.

See USA daylight saving time and upcoming clock changes worldwide.

CST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -06 - basic short
  • -0600 - basic
  • -06:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0600 - sign character (-) followed by a four digit time providing hours (06) and minutes (00) of the offset. Indicates an offset of six hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Sierra - Military abbreviation for CST
  • S - short form of 'Sierra'
IANA/Olson: Reflects CST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Bahia_Banderas
  • America/Belize
  • America/Chicago
  • America/Chihuahua
  • America/Costa_Rica
  • America/El_Salvador
  • America/Guatemala
  • America/Indiana/Knox
  • America/Indiana/Tell_City
  • America/Knox_IN
  • America/Managua
  • America/Matamoros
  • America/Menominee
  • America/Merida
  • America/Mexico_City
  • America/Monterrey
  • America/North_Dakota/Beulah
  • America/North_Dakota/Center
  • America/North_Dakota/New_Salem
  • America/Ojinaga
  • America/Rainy_River
  • America/Rankin_Inlet
  • America/Regina
  • America/Resolute
  • America/Swift_Current
  • America/Tegucigalpa
  • America/Winnipeg
  • CST6CDT
  • Canada/Central
  • Canada/Saskatchewan
  • Mexico/General
  • US/Central
  • US/Indiana-Starke
CST Abbreviation: Several time zones share CST abbreviation and it could refer to these time zones
  • Central Standard Time - UTC -6
  • China Standard Time - UTC +8
  • Cuba Standard Time - UTC -5
Time zones with the GMT -6 offset:
  • CST - Central Standard Time
  • CT - Central Time
  • MDT - Mountain Daylight Time
  • EAST - Easter Island Standard Time
  • GALT - Galapagos Time
  • S - Sierra Time Zone

Coordinated Universal Time

Offset: UTC is the same as Greenwich Mean Time (GMT).

Countries using this time zone: Antarctica, Burkina Faso, Faroe Islands, Gambia, Ghana, Greenland, Guernsey, Guinea, Guinea-Bissau, Iceland, Ireland, Isle of Man, Ivory Coast, Jersey, Liberia, Mali, Mauritania, Morocco, Portugal, Saint Helena, São Tomé and Príncipe, Senegal, Sierra Leone, Spain, Togo, United Kingdom, Western Sahara

Principal Cities: The largest city in the UTC time zone is London in the United Kingdom, with about 8.962 million people. Other major cities in this time zone include Abidjan, Bamako, Casablanca, Dakar.

Coordinated Universal Time (UTC) is the world time standard that regulates clocks and time. It is the successor to Greenwich Mean Time (GMT). For casual use, UTC is the same as GMT, but UTC is the standard the scientific community uses.
UTC has been the time standard commonly used across the world since 1972. It is used in many technical fields, such as aviation and meteorology, and to synchronize time across internet networks.

Map of the areas on Coordinated Universal Time (UTC)
UTC all year UTC part of the year

Today some of the lighter areas are on UTC−1.

Open the world time zone map© OpenStreetMap

UTC representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • Z - is the zone designator for the zero UTC/GMT offset, also known as 'Zulu' time
  • +00 - basic short
  • +0000 - basic
  • +00:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0000 - sign character (+) followed by a four digit time providing hours (00) and minutes (00) of the offset. Indicates the zero UTC/GMT offset.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Zulu - Military abbreviation for UTC
  • Z - short form of 'Zulu'
IANA/Olson: Reflects UTC time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Etc/UCT
  • Etc/UTC
  • Etc/Universal
  • Etc/Zulu
  • UCT
  • UTC
  • Universal
  • Zulu
Time zones with the GMT +0 offset:
  • EGST - Eastern Greenland Summer Time
  • GMT - Greenwich Mean Time
  • WET - Western European Time
  • AZOST - Azores Summer Time
  • UTC - Coordinated Universal Time
  • WT - Western Sahara Standard Time
  • Z - Zulu Time Zone