JST to Salt Lake City to Sao Paulo to Florida to IST to UTC Time Converter

Updating current time…
JST
Japan Standard Time
UTC+9
12am
3am
6am
9am
12pm
3pm
6pm
9pm
Salt Lake City
Utah, USAMST
UTC−7
16h behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm
Sao Paulo
BrazilBRT
UTC−3
12h behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm
Florida
CubaCDT
UTC−4
13h behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm
IST
India Standard Time
UTC+5:30
3h 30m behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm
UTC
Coordinated Universal Time
UTC+0
9h behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

9:00 pm21:00 JST (UTC+9), Nov 8, 2026 = 5:00 am05:00 MST (UTC-7), Nov 8, 2026 = 9:00 am09:00 BRT (UTC-3), Nov 8, 2026 = 8:00 am08:00 CDT (UTC-4), Nov 8, 2026 = 5:30 pm17:30 IST (UTC+5:30), Nov 8, 2026 = 12:00 pm12:00 UTC (UTC+0), Nov 8, 2026

JST is 16 hours ahead of Salt Lake City. JST is 12 hours ahead of São Paulo. JST is 13 hours ahead of Florida. JST is 3 hours and 30 minutes ahead of IST. JST is 9 hours ahead of UTC.

How the time difference changes

JST to Salt Lake City

For most of the year, JST is 15 hours ahead of Salt Lake City. From Nov 1, 2026 to Mar 14, 2027, and from Nov 7, 2027 to Mar 12, 2028, JST is 16 hours ahead of Salt Lake City.

For most of the year, working hours of 9:00 am to 6:00 pm in JST correspond to 6:00 pm (previous day) to 3:00 am in Salt Lake City. At other times of the year, working hours of 9:00 am to 6:00 pm in JST correspond to 5:00 pm (previous day) to 2:00 am in Salt Lake City.For most of the year, working hours of 09:00 to 18:00 in JST correspond to 18:00 (previous day) to 03:00 in Salt Lake City. At other times of the year, working hours of 09:00 to 18:00 in JST correspond to 17:00 (previous day) to 02:00 in Salt Lake City.

JST to Sao Paulo

JST is 12 hours ahead of Sao Paulo year-round.

Working hours of 9:00 am to 6:00 pm in JST correspond to 9:00 pm (previous day) to 6:00 am in Sao Paulo.Working hours of 09:00 to 18:00 in JST correspond to 21:00 (previous day) to 06:00 in Sao Paulo.

JST to Florida

In 2026, JST is 13 hours ahead of Florida for most of the year. Until Mar 8, 2026, JST is 14 hours ahead of Florida.

In 2026, working hours of 9:00 am to 6:00 pm in JST correspond to 8:00 pm (previous day) to 5:00 am in Florida for most of the year. At other times that year, working hours of 9:00 am to 6:00 pm in JST correspond to 7:00 pm (previous day) to 4:00 am in Florida.In 2026, working hours of 09:00 to 18:00 in JST correspond to 20:00 (previous day) to 05:00 in Florida for most of the year. At other times that year, working hours of 09:00 to 18:00 in JST correspond to 19:00 (previous day) to 04:00 in Florida.

JST to IST

JST is 3 hours and 30 minutes ahead of IST year-round.

Working hours of 9:00 am to 6:00 pm in JST correspond to 5:30 am to 2:30 pm in IST.Working hours of 09:00 to 18:00 in JST correspond to 05:30 to 14:30 in IST.

JST to UTC

JST is 9 hours ahead of UTC year-round.

Working hours of 9:00 am to 6:00 pm in JST correspond to 12:00 am to 9:00 am in UTC.Working hours of 09:00 to 18:00 in JST correspond to 00:00 to 09:00 in UTC.

Compare JST time with Salt Lake City, Sao Paulo, Florida, IST, and UTC time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

Japan Standard Time is 16 hours ahead of MST (Mountain Standard Time). Japan Standard Time is 12 hours ahead of BRT (Brasilia Time). Japan Standard Time is 13 hours ahead of CDT (Cuba Daylight Time). Japan Standard Time is 3 hours and 30 minutes ahead of India Standard Time. Japan Standard Time is 9 hours ahead of Coordinated Universal Time.
9:00 pm21:00 in JST is 5:00 am05:00 in Salt Lake City, UT, USA and is 9:00 am09:00 in Sao Paulo, Brazil and is 8:00 am08:00 in Florida, Cuba and is 5:30 pm17:30 in IST and is 12:00 pm12:00 in UTC

JST to Salt Lake City call time
Best time for a conference call or a meeting is between 9am-10am09:00-10:00 in JST which corresponds to 5pm-6pm17:00-18:00 in Salt Lake City (previous day).
JST to São Paulo call time
Best time for a conference call or a meeting is between 7am-8am07:00-08:00 in JST which corresponds to 7pm-8pm19:00-20:00 in São Paulo (previous day). Their 9am–6pm09:00–18:00 working hours do not overlap; this is a suggested compromise.
JST to Florida call time
Best time for a conference call or a meeting is between 7:30am-8:30am07:30-08:30 in JST which corresponds to 6:30pm-7:30pm18:30-19:30 in Florida (previous day). Their 9am–6pm09:00–18:00 working hours do not overlap; this is a suggested compromise.
JST to IST call time
Best time for a conference call or a meeting is between 12:30pm-6pm12:30-18:00 in JST which corresponds to 9am-2:30pm09:00-14:30 in IST.
JST to UTC call time
Best time for a conference call or a meeting is between 5:30pm-6:30pm17:30-18:30 in JST which corresponds to 8:30am-9:30am08:30-09:30 in UTC. Their 9am–6pm09:00–18:00 working hours do not overlap; this is a suggested compromise.

9:00 pm21:00 Japan Standard Time (JST). Offset UTC +9:00 hours
5:00 am05:00 MST (Mountain Standard Time) (Salt Lake City, UT, USA). Offset UTC -7:00 hours
9:00 am09:00 BRT (Brasilia Time) (Sao Paulo, Brazil). Offset UTC -3:00 hours
8:00 am08:00 CDT (Cuba Daylight Time) (Florida, Cuba). Offset UTC -4:00 hours
5:30 pm17:30 India Standard Time (IST). Offset UTC +5:30 hours
12:00 pm12:00 Coordinated Universal Time (UTC). Offset UTC 0:00 hours

9:00 pm21:00 JST / 5:00 am05:00 Salt Lake City, UT, USA / 9:00 am09:00 Sao Paulo, Brazil / 8:00 am08:00 Florida, Cuba / 5:30 pm17:30 IST / 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
JSTSalt Lake City, UT, USASao Paulo, BrazilFlorida, CubaISTUTC
8:00am previous day12:00pm previous day11:00am previous day8:30pm previous day3:00pm previous day
9:00am previous day1:00pm previous day12:00pm previous day9:30pm previous day4:00pm previous day
10:00am previous day2:00pm previous day1:00pm previous day10:30pm previous day5:00pm previous day
11:00am previous day3:00pm previous day2:00pm previous day11:30pm previous day6:00pm previous day
12:00pm previous day4:00pm previous day3:00pm previous day12:30am7:00pm previous day
1:00pm previous day5:00pm previous day4:00pm previous day1:30am8:00pm previous day
2:00pm previous day6:00pm previous day5:00pm previous day2:30am9:00pm previous day
3:00pm previous day7:00pm previous day6:00pm previous day3:30am10:00pm previous day
4:00pm previous day8:00pm previous day7:00pm previous day4:30am11:00pm previous day
5:00pm previous day9:00pm previous day8:00pm previous day5:30am12:00am
6:00pm previous day10:00pm previous day9:00pm previous day6:30am1:00am
7:00pm previous day11:00pm previous day10:00pm previous day7:30am2:00am
8:00pm previous day12:00am11:00pm previous day8:30am3:00am
9:00pm previous day1:00am12:00am9:30am4:00am
10:00pm previous day2:00am1:00am10:30am5:00am
11:00pm previous day3:00am2:00am11:30am6:00am
12:00am4:00am3:00am12:30pm7:00am
1:00am5:00am4:00am1:30pm8:00am
2:00am6:00am5:00am2:30pm9:00am
3:00am7:00am6:00am3:30pm10:00am
4:00am8:00am7:00am4:30pm11:00am
5:00am9:00am8:00am5:30pm12:00pm
6:00am10:00am9:00am6:30pm1:00pm
7:00am11:00am10:00am7:30pm2:00pm
08:00 previous day12:00 previous day11:00 previous day20:30 previous day15:00 previous day
09:00 previous day13:00 previous day12:00 previous day21:30 previous day16:00 previous day
10:00 previous day14:00 previous day13:00 previous day22:30 previous day17:00 previous day
11:00 previous day15:00 previous day14:00 previous day23:30 previous day18:00 previous day
12:00 previous day16:00 previous day15:00 previous day00:3019:00 previous day
13:00 previous day17:00 previous day16:00 previous day01:3020:00 previous day
14:00 previous day18:00 previous day17:00 previous day02:3021:00 previous day
15:00 previous day19:00 previous day18:00 previous day03:3022:00 previous day
16:00 previous day20:00 previous day19:00 previous day04:3023:00 previous day
17:00 previous day21:00 previous day20:00 previous day05:3000:00
18:00 previous day22:00 previous day21:00 previous day06:3001:00
19:00 previous day23:00 previous day22:00 previous day07:3002:00
20:00 previous day00:0023:00 previous day08:3003:00
21:00 previous day01:0000:0009:3004:00
22:00 previous day02:0001:0010:3005:00
23:00 previous day03:0002:0011:3006:00
00:0004:0003:0012:3007:00
01:0005:0004:0013:3008:00
02:0006:0005:0014:3009:00
03:0007:0006:0015:3010:00
04:0008:0007:0016:3011:00
05:0009:0008:0017:3012:00
06:0010:0009:0018:3013:00
07:0011:0010:0019:3014:00

Japan Standard Time

Offset: JST is 9 hours ahead of Greenwich Mean Time (GMT).

Countries using this time zone: Japan

Principal Cities: The largest city in the JST time zone is Tokyo in Japan, with about 9.733 million people. Other major cities in this time zone include Yokohama, Osaka, Nagoya, Sapporo.

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

Current time in Japan: Japan time now

Map of the areas on Japan Standard Time (JST)
JST all year

Open the world time zone map© OpenStreetMap

JST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +09 - basic short
  • +0900 - basic
  • +09:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0900 - sign character (+) followed by a four digit time providing hours (09) and minutes (00) of the offset. Indicates an offset of nine hours to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • India - Military abbreviation for JST
  • I - short form of 'India'
IANA/Olson: Reflects JST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Asia/Tokyo
  • Japan
Time zones with the GMT +9 offset:
  • AWDT - Australian Western Daylight Time
  • CHOST - Choibalsan Summer Time
  • I - India Time Zone
  • IRKST - Irkutsk Summer Time
  • JST - Japan Standard Time
  • KST - Korea Standard Time
  • PWT - Palau Time
  • TLT - East Timor Time
  • ULAST - Ulaanbaatar Summer Time
  • WIT - Eastern Indonesian Time
  • YAKT - Yakutsk Time

Salt Lake City Time Zone and Facts

Time Zone

Abbreviation / Offset
MST – Mountain Standard Time, UTC-7 (now)
MDT – Mountain Daylight Time, UTC-6 (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 (MDT). 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 (MST). 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

Salt Lake City Facts

Country
USA
State
Utah
Alternative Names
Cathair Salt Lake, Civitas Lacus Salsi, Kota Salt Lake, Lungsod ng Salt Lake, SLC, Sallaga Urbo, Salt Lake, Salt Lake Ceety, Salt Lake City, Sol Lek Siti, Solt Leik Sites, Solt Leik Siti, Solt Leik Sitis, Solt Leik Sitės, Solt Lejk Siti, Solt Leyk Siti, Solt-Lehjk-Sici, Solt-Lejk-Siti, Soltleiksitija, Thanh pho Salt Lake, Thành phố Salt Lake, calt lek nakaram, salata leka siti, salt lek siti, salt lyk, salt lyk syty, salta leka siti, solta leka siti, solteuleikeusiti, sorutoreikushiti, swlt lyyq syty, sxltleksiti, yan hu cheng, Σολτ Λέικ Σίτι, Солт Лейк Сити, Солт Лејк Сити, Солт-Лейк-Сити, Солт-Лейк-Сіті, Солт-Лэйк-Сіці, Սոլթ Լեյք Սիթի, סולט לייק סיטי, سالت ليك, سالت لیک سیتی, سالت‌لیک‌سیتی, سالٹ لیک سٹی, سالٹ لیک سٹی، یوٹاہ, साल्ट लेक सिटी, साल्ट् लेक् सिटी, सॉल्ट लेक सिटी, ਸਾਲਟ ਲੇਕ ਸਿਟੀ, சால்ட் லேக் நகரம், ಸಾಲ್ಟ್ ಲೇಕ್ ಸಿಟಿ, ซอลต์เลกซิตี, ཚྭ་མཚོའི་གྲོང་ཁྱེར།, სოლტ-ლეიკ-სიტი, ソルトレイクシティ, 盐湖城, 鹽湖城, 솔트레이크시티
Population
215,548
Currency
Dollar (USD)
Geographic Coordinates
40° 45' N Latitude / 111° 53' W Longitude
International Dialing Code
+1
More About Salt Lake City
Salt Lake City local time and city facts

São Paulo Time Zone and Facts

Time Zone

Abbreviation / Offset
BRT – Brasilia Time, UTC-3 (no daylight saving time)

São Paulo Facts

Country
Brazil
Alternative Names
SAO, Sampa, San Paolo, San Paul ed Brasil, San Paulas, San Paulo, San Paulu, San Paulu du Brasili, San Paulu dû Brasili, San Pauluw, San Pawlo, San Polo del Braxil, San Poulo, San Poło del Braxil, San Pàul ëd Brasil, San-Paulo, San-Paulu, San-Paŭlo, Sanpaulu, Sao Paolo, Sao Paulo, Sao Paulo capital, Saun Paulu, Sawo Palo, Sawo Pålo, São Paolo, São Paulo, São Paulo capital, Urbs Paulistana, cavo pavulo, sa'o pa'ulo, sa'o paulo, samu pa'ulu, sangpaollo, sangpaollu, sangpaullo, sangpaullu, sankt. paulos, sanpauro, savea pealea, savo palo, saw bawlw, saw palw, saw pwlw, saywpaywlw, sea pea lu, sheng bao luo, Σάο Πάολο, Сан Пауло, Сан Паулу, Сан-Паулу, Сан-Паўлу, Сао Паоло, Сао Пауло, Սան Պաուլու, סאו פאולא, סאו פאולו, ساؤ پالو, ساؤ پولو, سائوپائولو, ساو باولو, ܣܐܘ ܦܐܘܠܘ, ސައޮ ޕައުލޯ, साओ पाउलो, সাঁউ পাউলু, সাও পাউলো, சாவோ பாவுலோ, శఒ పౌలొ, ಸಾವೊ ಪಾಲೊ, സാവോ പോളോ, เซาเปาลู, ဆောပိုလိုမြို့, სან-პაულუ, ሳው ፓውሉ, サンパウロ, 聖保羅, 상파올로, 상파올루, 상파울로, 상파울루
Population
12,400,232
Currency
Real (BRL)
Geographic Coordinates
23° 32' S Latitude / 46° 38' W Longitude
International Dialing Code
+55
More About São Paulo
São Paulo local time and city facts

Florida Time Zone and Facts

Time Zone

Abbreviation / Offset
CDT – Cuba Daylight Time, UTC-4 (now, daylight saving time)
CST – Cuba Standard Time, UTC-5 (standard time)
Daylight Saving Time Ends
123456789101112Sunday, November 7, 2027 at 1:00 amSunday, November 7, 2027 at 01:00: clocks go back 1 hour to 12:00 am00:00 (CST). DST ends on the 1st Sunday of November each year. Also called Fall Back or Winter Time.
Clock Changes
Cuba daylight saving time · Clock changes worldwide

Florida Facts

Country
Cuba
Alternative Names
Florida, La Florida, Флорида
Population
63,007
Currency
Peso (CUP)
Geographic Coordinates
21° 31' N Latitude / 78° 13' W Longitude
International Dialing Code
+53
More About Florida
Florida local time and city facts

India Standard Time

Offset: IST is 5 hours and 30 minutes ahead of Greenwich Mean Time (GMT).

Countries using this time zone: India

Principal Cities: The largest city in the IST time zone is Mumbai in India, with about 12.692 million people. Other major cities in this time zone include Delhi, Bengaluru, Hyderabad, Ahmedabad.

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

Current time in India: India time now

Map of the areas on India Standard Time (IST)
IST all year

Open the world time zone map© OpenStreetMap

IST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +0530 - basic
  • +05:30 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0530 - sign character (+) followed by a four digit time providing hours (05) and minutes (30) of the offset. Indicates an offset of five hours and thirty minutes to the east of the zero meridian.
IANA/Olson: Reflects IST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Asia/Calcutta
  • Asia/Kolkata
IST Abbreviation: Several time zones share IST abbreviation and it could refer to these time zones
  • India Standard Time - UTC +5:30
  • Irish Standard Time - UTC +1
  • Israel Standard Time - UTC +2

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