Updating current time…
EST
12am
3am
6am
9am
12pm
3pm
6pm
9pm
California, USAPST
UTC−8
3h behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

11:30 am11:30 EST (UTC-5), Nov 1, 2026 = 8:30 am08:30 PST (UTC-8), Nov 1, 2026

EST is 3 hours ahead of South San Francisco.

How the time difference changes

For most of the year, EDT is 3 hours ahead of South San Francisco. From Nov 1, 2026 to Mar 14, 2027, EST is 3 hours ahead of South San Francisco. Briefly around clock changes, EDT is 4 hours ahead of South San Francisco or EST is 2 hours ahead of South San Francisco.

For most of the year, working hours of 9:00 am to 6:00 pm in EDT correspond to 6:00 am to 3:00 pm in South San Francisco. At other times of the year, working hours of 9:00 am to 6:00 pm in EST correspond to 6:00 am to 3:00 pm in South San Francisco.For most of the year, working hours of 09:00 to 18:00 in EDT correspond to 06:00 to 15:00 in South San Francisco. At other times of the year, working hours of 09:00 to 18:00 in EST correspond to 06:00 to 15:00 in South San Francisco.

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

Time Difference

Eastern Standard Time is 3 hours ahead of PST (Pacific Standard Time).
11:30 am11:30 in EST is 8:30 am08:30 in South San Francisco, CA, USA

EST to South San Francisco call time
Best time for a conference call or a meeting is between 12pm-6pm12:00-18:00 in EST which corresponds to 9am-3pm09:00-15:00 in South San Francisco

11:30 am11:30 Eastern Standard Time (EST). Offset UTC -5:00 hours
8:30 am08:30 PST (Pacific Standard Time) (South San Francisco, CA, USA). Offset UTC -8:00 hours

11:30 am11:30 EST / 8:30 am08:30 South San Francisco, CA, USA

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
ESTSouth San Francisco, CA, USA
9:00pm previous day PDT UTC-7
10:00pm previous day PDT UTC-7
12:00am PDT UTC-7
1:00am PDT UTC-7
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21:00 previous day PDT UTC-7
22:00 previous day PDT UTC-7
00:00 PDT UTC-7
01:00 PDT UTC-7
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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.

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

South San Francisco 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.

South San Francisco Facts

Country
USA
State
California
Alternative Names
Baden, Juzhen San Francisko, Saus-San-Francisko, Saut San Francisko, South San Francisco, nan jiu jin shan, sa'utha syana phransisko, saususanfuranshisuko, swt san fransyskw kalyfrnya, swwth san fransyskw, Саус-Сан-Франциско, Саут Сан Франциско, Южен Сан Франциско, سوت سان فرانسیسکو، کالیفرنیا, سووث سان فرانسيسكو, साउथ स्यान फ्रान्सिस्को, サウスサンフランシスコ, 南旧金山, 南舊金山
Population
67,271
Currency
Dollar (USD)
Geographic Coordinates
37° 39' N Latitude / 122° 24' W Longitude
International Dialing Code
+1
More About South San Francisco