JST to ACDT Converter
Time Difference
Japan Standard Time is 1 hours and 30 minutes behind of Australian Central Daylight Time
7:30 pm19:30 in JST is 9:00 pm21:00 in ACDT
JST to ACDT call time
Best time for a conference call or a meeting is between 8am-4:30pm in JST which corresponds to 9:30am-6pm in ACDT
7:30 pm19:30 Japan Standard Time (JST). Offset UTC +9:00 hours
9:00 pm21:00 Australian Central Daylight Time (ACDT). Offset UTC +10:30 hours
7:30 pm19:30 JST / 9:00 pm21:00 ACDT
JST | ACDT |
---|---|
12am (midnight) | 1:30 am |
1am | 2:30 am |
2am | 3:30 am |
3am | 4:30 am |
4am | 5:30 am |
5am | 6:30 am |
6am | 7:30 am |
7am | 8:30 am |
8am | 9:30 am |
9am | 10:30 am |
10am | 11:30 am |
11am | 12:30 pm |
12pm (noon) | 1:30 pm |
1pm | 2:30 pm |
2pm | 3:30 pm |
3pm | 4:30 pm |
4pm | 5:30 pm |
5pm | 6:30 pm |
6pm | 7:30 pm |
7pm | 8:30 pm |
8pm | 9:30 pm |
9pm | 10:30 pm |
10pm | 11:30 pm |
11pm | 12:30 am |
0:00 | 1:30 |
1:00 | 2:30 |
2:00 | 3:30 |
3:00 | 4:30 |
4:00 | 5:30 |
5:00 | 6:30 |
6:00 | 7:30 |
7:00 | 8:30 |
8:00 | 9:30 |
9:00 | 10:30 |
10:00 | 11:30 |
11:00 | 12:30 |
12:00 | 13:30 |
13:00 | 14:30 |
14:00 | 15:30 |
15:00 | 16:30 |
16:00 | 17:30 |
17:00 | 18:30 |
18:00 | 19:30 |
19:00 | 20:30 |
20:00 | 21:30 |
21:00 | 22:30 |
22:00 | 23:30 |
23:00 | 0:30 |
Japan Standard Time
Offset: JST is 9 hours ahead Greenwich Mean Time (GMT) and is used in Asia
Countries: It is used in following countries: Japan
Principal Cities: The largest city in the JST timezone is Tokyo from Japan with population about 8.337 million people. Other major cities in the area are Yokohama, Osaka shi, Nagoya shi, Sapporo
Daylight Saving: Japan Standard Time (JST) is not adjusted for daylight saving therefore JST remains the same through out the year. This means, unlike some time zones where the clock is set forward by one hour every summer and backward by one hour during winter to adjust for daylight saving, Japan Standard Time remains the same

JST representations, usage and related time zones
- +09 - basic short
- +0900 - basic
- +09:00 - extended
- +0900 - sign character (+) followed by a four digit time providing hours (09) and minutes (00) of the offset. Indicates nine hour and zero minutes time differences to the east of the zero meridian.
- India - Military abbreviation for JST
- I - short form of 'India'
- Asia/Tokyo
- Japan
- 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
- +09 -
Australian Central Daylight Time
Offset: ACDT is 10 hours and 30 minutes ahead Greenwich Mean Time (GMT) and is used in Australia
Countries: It is used in following countries: Australia
Principal Cities: The largest city in the ACDT timezone is Adelaide from Australia with population about 1.225 million people. Other major cities in the area are Adelaide Hills, Mount Gambier, Morphett Vale, Prospect
Daylight Saving: Australian Central Daylight Time (ACDT) is a daylight saving/summer timezone, however during winter some places switch clocks for one hour back and observe Australian Central Standard Time (ACST).
Start: Australian Central Daylight Time (ACDT) started and clocks were set one hour forward on Sunday, 04 October 2020, at 2:00 (2:00 am) local time. End: Australian Central Daylight Time (ACDT) ends and clocks are set one hour back on Sunday, 04 April 2021, at 3:00 (3:00 am) local time.
ACDT representations, usage and related time zones
- +1030 - basic
- +10:30 - extended
- +1030 - sign character (+) followed by a four digit time providing hours (10) and minutes (30) of the offset. Indicates ten hour and thirty minutes time differences to the east of the zero meridian.
- Australia/Adelaide
- Australia/Broken_Hill
- Australia/South
- Australia/Yancowinna
- ACDT - Australian Central Daylight Time
- LHST - Lord Howe Standard Time