ChST to EDT to Los Angeles to San Francisco Time Converter

Updating current time…
ChST
Chamorro Standard Time
UTC+10
12am
3am
6am
9am
12pm
3pm
6pm
9pm
EDT
Eastern Daylight Time
UTC−4
14h behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm
Los Angeles
California, USAPDT
UTC−7
17h behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm
Clocks in Los Angeles go back 1 hour on Sun, Nov 1 · PDT → PST
San Francisco
California, USAPDT
UTC−7
17h behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm
San Francisco's clocks go back 1 hour on Sun, Nov 1 · PDT → PST

Quick answers

Selected conversion

10:00 pm22:00 ChST (UTC+10), Oct 19, 2026 = 8:00 am08:00 EDT (UTC-4), Oct 19, 2026 = 5:00 am05:00 PDT (UTC-7), Oct 19, 2026 = 5:00 am05:00 PDT (UTC-7), Oct 19, 2026

ChST is 14 hours ahead of EDT. ChST is 17 hours ahead of Los Angeles. ChST is 17 hours ahead of San Francisco.

How the time difference changes

ChST to EDT

For most of the year, ChST is 14 hours ahead of EDT. From Nov 1, 2026 to Mar 14, 2027, ChST is 15 hours ahead of EST.

For most of the year, working hours of 9:00 am to 6:00 pm in ChST correspond to 7:00 pm (previous day) to 4:00 am in EDT. At other times of the year, working hours of 9:00 am to 6:00 pm in ChST correspond to 6:00 pm (previous day) to 3:00 am in EST.For most of the year, working hours of 09:00 to 18:00 in ChST correspond to 19:00 (previous day) to 04:00 in EDT. At other times of the year, working hours of 09:00 to 18:00 in ChST correspond to 18:00 (previous day) to 03:00 in EST.

ChST to Los Angeles

For most of the year, ChST is 17 hours ahead of Los Angeles. From Nov 1, 2026 to Mar 14, 2027, ChST is 18 hours ahead of Los Angeles.

For most of the year, working hours of 9:00 am to 6:00 pm in ChST correspond to 4:00 pm (previous day) to 1:00 am in Los Angeles. At other times of the year, working hours of 9:00 am to 6:00 pm in ChST correspond to 3:00 pm (previous day) to 12:00 am in Los Angeles.For most of the year, working hours of 09:00 to 18:00 in ChST correspond to 16:00 (previous day) to 01:00 in Los Angeles. At other times of the year, working hours of 09:00 to 18:00 in ChST correspond to 15:00 (previous day) to 00:00 in Los Angeles.

ChST to San Francisco

For most of the year, ChST is 17 hours ahead of San Francisco. From Nov 1, 2026 to Mar 14, 2027, ChST is 18 hours ahead of San Francisco.

For most of the year, working hours of 9:00 am to 6:00 pm in ChST correspond to 4:00 pm (previous day) to 1:00 am in San Francisco. At other times of the year, working hours of 9:00 am to 6:00 pm in ChST correspond to 3:00 pm (previous day) to 12:00 am in San Francisco.For most of the year, working hours of 09:00 to 18:00 in ChST correspond to 16:00 (previous day) to 01:00 in San Francisco. At other times of the year, working hours of 09:00 to 18:00 in ChST correspond to 15:00 (previous day) to 00:00 in San Francisco.

Compare ChST time with EDT, Los Angeles, and San Francisco time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

Chamorro Standard Time is 14 hours ahead of Eastern Daylight Time. Chamorro Standard Time is 17 hours ahead of PDT (Pacific Daylight Time). Chamorro Standard Time is 17 hours ahead of PDT (Pacific Daylight Time).
10:00 pm22:00 in ChST is 8:00 am08:00 in EDT and is 5:00 am05:00 in Los Angeles, CA, USA and is 5:00 am05:00 in San Francisco, CA, USA

ChST to EDT call time
Best time for a conference call or a meeting is between 8am-9am08:00-09:00 in ChST which corresponds to 6pm-7pm18:00-19:00 in EDT (previous day). Their 9am–6pm09:00–18:00 working hours do not overlap; this is a suggested compromise.
ChST to Los Angeles call time
Best time for a conference call or a meeting is between 9am-11am09:00-11:00 in ChST which corresponds to 4pm-6pm16:00-18:00 in Los Angeles (previous day)
ChST to San Francisco call time
Best time for a conference call or a meeting is between 9am-11am09:00-11:00 in ChST which corresponds to 4pm-6pm16:00-18:00 in San Francisco (previous day)

10:00 pm22:00 Chamorro Standard Time (ChST). Offset UTC +10:00 hours
8:00 am08:00 Eastern Daylight Time (EDT). Offset UTC -4:00 hours
5:00 am05:00 PDT (Pacific Daylight Time) (Los Angeles, CA, USA). Offset UTC -7:00 hours
5:00 am05:00 PDT (Pacific Daylight Time) (San Francisco, CA, USA). Offset UTC -7:00 hours

10:00 pm22:00 ChST / 8:00 am08:00 EDT / 5:00 am05:00 Los Angeles, CA, USA / 5:00 am05:00 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
ChSTEDTLos Angeles, CA, USASan Francisco, CA, USA
10:00am previous day7:00am previous day7:00am previous day
11:00am previous day8:00am previous day8:00am previous day
12:00pm previous day9:00am previous day9:00am previous day
1:00pm previous day10:00am previous day10:00am previous day
2:00pm previous day11:00am previous day11:00am previous day
3:00pm previous day12:00pm previous day12:00pm previous day
4:00pm previous day1:00pm previous day1:00pm previous day
5:00pm previous day2:00pm previous day2:00pm previous day
6:00pm previous day3:00pm previous day3:00pm previous day
7:00pm previous day4:00pm previous day4:00pm previous day
8:00pm previous day5:00pm previous day5:00pm previous day
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10:00pm previous day7:00pm previous day7:00pm previous day
11:00pm previous day8:00pm previous day8:00pm previous day
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1:00am10:00pm previous day10:00pm previous day
2:00am11:00pm previous day11:00pm previous day
3:00am12:00am12:00am
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5:00am2:00am2:00am
6:00am3:00am3:00am
7:00am4:00am4:00am
8:00am5:00am5:00am
9:00am6:00am6:00am
10:00 previous day07:00 previous day07:00 previous day
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17:00 previous day14:00 previous day14:00 previous day
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22:00 previous day19:00 previous day19:00 previous day
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00:0021:00 previous day21:00 previous day
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02:0023:00 previous day23:00 previous day
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Chamorro Standard Time

Offset: ChST is 10 hours ahead of Greenwich Mean Time (GMT).

Countries using this time zone: Guam, Northern Mariana Islands

Principal Cities: The largest city in the ChST time zone is Saipan in the Northern Mariana Islands, with about 48,220 people. Other major cities in this time zone include Dededo Village, Yigo Village, Tamuning-Tumon-Harmon Village, Mangilao Village.

Daylight Saving: Clocks in Chamorro Standard Time (ChST) do not change for daylight saving time, so ChST stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.

Map of the areas on Chamorro Standard Time (ChST)
ChST all year

Open the world time zone map© OpenStreetMap

ChST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +10 - basic short
  • +1000 - basic
  • +10:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +1000 - sign character (+) followed by a four digit time providing hours (10) and minutes (00) of the offset. Indicates an offset of ten hours to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Kilo - Military abbreviation for ChST
  • K - short form of 'Kilo'
IANA/Olson: Reflects ChST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Pacific/Guam
  • Pacific/Saipan
Time zones with the GMT +10 offset:
  • AEST - Australian Eastern Standard Time
  • CHUT - Chuuk Time
  • ChST - Chamorro Standard Time
  • K - Kilo Time Zone
  • KDT - Korea Daylight Time
  • PGT - Papua New Guinea Time
  • VLAT - Vladivostok Time
  • YAKST - Yakutsk Summer Time
  • YAPT - Yap Time

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

Map of the areas on Eastern Daylight Time (EDT)
EDT part of the year

Today all shaded areas are on EDT.

Open the world time zone map© OpenStreetMap

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).

123456789101112Start: 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.

123456789101112End: 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

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -04 - basic short
  • -0400 - basic
  • -04:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -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.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Quebec - Military abbreviation for EDT
  • Q - short form of 'Quebec'
IANA/Olson: Reflects EDT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • 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
Time zones with the GMT -4 offset:
  • 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

Los Angeles Time Zone and Facts

Time Zone

Abbreviation / Offset
PDT – Pacific Daylight Time, UTC-7 (now, daylight saving time)
PST – Pacific Standard Time, UTC-8 (standard time)
Daylight Saving Time Ends
123456789101112Sunday, November 1, 2026 at 2:00 amSunday, November 1, 2026 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.
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.
Clock Changes
USA daylight saving time · Clock changes worldwide

Los Angeles Facts

Country
USA
State
California
Alternative Names
Angelopolis, Ciudad De los Angelos, Cuidad De Los Angelos, El Pueblo de Nuestra Senora La Reina de Los Angeles de Porcivncula, El Pueblo de Nuestra Senora de los Angeles de Porciuncula, El Pueblo de Nuestra Señora de los Ángeles de Porciúncula, El Pueblo del Rio de Nuestra Senora, L.A., LA, LAX, La Reina de Los Angeles de Porciuncula, Lok-chham-ki, Los And'eles, Los Andzelas, Los Andzeles, Los Andzheles, Los Andzhelis, Los Andželas, Los Andželes, Los Angeles, Los Anjeles, Los Anjélés, Los Antzeles, Los Anxheles, Los Anxhelos, Los Anzeles, Los Anzheles, Los Ángeles, Los-Anceles, Los-Andzeles, Los-Andzhehles, Los-Andzheles, Los-Angeleso, Los-Anjeles, Los-Anzheles, Los-Anzheles shaary, Los-Anĝeleso, Losandzelosa, Losandželosa, Lo̍k-chhám-kî, Lungsod ng Los Angeles, Luos Andzels, Luos Andžels, Os Anxeles, Os Ánxeles, Pueblo De Los Angeles, Pueblo Los Angelos, el-ei, las aynjls, las encalas, las enjales, las enjalis, lasa ainjalasa, lasa enjalasa, lasa enjilasa, leas anceles, los-anjelesi, losa enjelasa, losa enjelisa, losa enjelsa, loseuaenjelleseu, loseuenjelleseu, ls anjls, luo shan ji, lws anjls, lws anjlws, lws anjlys, lws ʼngls, rosanzerusu, Λος Άντζελες, Лос Анджелес, Лос Анджелис, Лос Андьелес, Лос Анжелес, Лос Анђелес, Лос Анџелес, Лос Анҷелес, Лос Анӂелес, Лос-Анджелес, Лос-Анджэлес, Лос-Анжелес, Лос-Анжелес шаары, Лос-Анџелес, Լոս Անջելես, לאס אנדזשעלעס, לוס אנגלס, لاس اینجلس, لس آنجلس, لس‌آنجلس, لوس آنجلس, لوس أنجلوس, لوس ئانجېلېس, لوس انجليس, لوس‌آنجلس, لۆس ئانجلەس, लस एञ्जिलस, लस एन्जलस, लास एंजलस, लॉस एंजेलिस, लॉस एंजेल्स, লস অ্যাঞ্জেলেস, ਲਾਸ ਐਂਜਲਸ, લોસ એન્જેલસ, லாஸ் ஏஞ்சலஸ், లాస్ ఏంజలెస్, ಲಾಸ್ ಎಂಜಲೀಸ್, ലോസ് ആഞ്ചെലെസ്, ลอสแอนเจลิส, လော့စ်အိန်ဂျယ်လိစ်မြို့, ლოს-ანჯელესი, ሎስ አንጄሌስ, ロサンゼルス, 洛杉矶, 洛杉磯, 로스앤젤레스, 로스엔젤레스, 엘에이
Population
3,820,914
Currency
Dollar (USD)
Geographic Coordinates
34° 03' N Latitude / 118° 14' W Longitude
International Dialing Code
+1
More About Los Angeles
Los Angeles time now

San Francisco Time Zone and Facts

Time Zone

Abbreviation / Offset
PDT – Pacific Daylight Time, UTC-7 (now, daylight saving time)
PST – Pacific Standard Time, UTC-8 (standard time)
Daylight Saving Time Ends
123456789101112Sunday, November 1, 2026 at 2:00 amSunday, November 1, 2026 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.
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.
Clock Changes
USA daylight saving time · Clock changes worldwide

San Francisco Facts

Country
USA
State
California
Alternative Names
Franciscopolis, Frisco, Kapalakiko, Khiu-kim-san, Khiu-kîm-sân, Lungsod ng San Francisco, New Albion, SF, SFO, San Francisco, San Franciscu, San Francisko, San Fransisco, San Fransiskas, San Fransisko, San Frantzisko, San Phransisko, San-Francisko, San-Francyska, San-Fransisko, Sanfrancisko, Sao Francisco, São Francisco, Yerba Buena, can pirancisko, jiu jin shan, saenpeulan, saenpeulansiseuko, saina pharansisako, saina phransisko, san f ran si s ko, san fan shi, san fransskw, san fransyskw, san fransyskۆ, san phransisko, sana phransisako ka'unti, sana phransisko, sanfuranshisuko, sena phransisko, sn prnsysqw, syana phransisko, Σαν Φρανσίσκο, Сан Франсиско, Сан Франциско, Сан-Франциско, Сан-Францыска, Сан-Франціско, Սան Ֆրանցիսկո, סאן פראנציסקא, סן פרנסיסקו, سان فرانسسکو, سان فرانسيسكو, سان فرانسیسکو, سان فرانسیسکۆ, सॅन फ्रान्सिस्को, सैन फ्रांसिस्को, स्यान फ्रान्सिस्को, সান ফ্রান্সিসকো কাউন্টি, সান ফ্রান্সিস্কো, ਸੈਨ ਫਰਾਂਸਿਸਕੋ, சான் பிரான்சிஸ்கோ, శాన్ ఫ్రాన్సిస్కో, സാൻ ഫ്രാൻസിസ്കോ, සැන් ෆ්‍රැන්සිස්කෝ, ซานฟรานซิสโก, སན་ཧྥུ་རན་སིས་ཁོ, ဆန်ဖရန်စစ္စကိုမြို့, სან-ფრანცისკო, サンフランシスコ, 三藩市, 旧金山, 舊金山, 샌프란, 샌프란시스코
Population
827,526
Currency
Dollar (USD)
Geographic Coordinates
37° 46' N Latitude / 122° 25' W Longitude
International Dialing Code
+1
More About San Francisco
San Francisco local time and city facts
EST to ISTGMT to ESTPST to ESTEST to GMTPST to GMT