JST to WAT Converter
Time Difference
Japan Standard Time is 8 hours ahead of West Africa Time
9:30 pm21:30 in JST is 1:30 pm13:30 in WAT
JST to WAT call time
Best time for a conference call or a meeting is between 4pm-6pm in JST which corresponds to 8am-10am in WAT
9:30 pm21:30 Japan Standard Time (JST). Offset UTC +9:00 hours
1:30 pm13:30 West Africa Time (WAT). Offset UTC +1:00 hour
9:30 pm21:30 JST / 1:30 pm13:30 WAT
JST | WAT |
---|---|
12am (midnight) | 4pm |
1am | 5pm |
2am | 6pm |
3am | 7pm |
4am | 8pm |
5am | 9pm |
6am | 10pm |
7am | 11pm |
8am | 12am (midnight) |
9am | 1am |
10am | 2am |
11am | 3am |
12pm (noon) | 4am |
1pm | 5am |
2pm | 6am |
3pm | 7am |
4pm | 8am |
5pm | 9am |
6pm | 10am |
7pm | 11am |
8pm | 12pm (noon) |
9pm | 1pm |
10pm | 2pm |
11pm | 3pm |
0:00 | 16:00 |
1:00 | 17:00 |
2:00 | 18:00 |
3:00 | 19:00 |
4:00 | 20:00 |
5:00 | 21:00 |
6:00 | 22:00 |
7:00 | 23:00 |
8:00 | 0:00 |
9:00 | 1:00 |
10:00 | 2:00 |
11:00 | 3:00 |
12:00 | 4:00 |
13:00 | 5:00 |
14:00 | 6:00 |
15:00 | 7:00 |
16:00 | 8:00 |
17:00 | 9:00 |
18:00 | 10:00 |
19:00 | 11:00 |
20:00 | 12:00 |
21:00 | 13:00 |
22:00 | 14:00 |
23:00 | 15:00 |
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
West Africa Time
Offset: WAT is 1 hour ahead Greenwich Mean Time (GMT) and is used in Africa
Countries: It is used in following countries: Angola, Benin, Congo (Dem. Rep.), Central African Rep., Congo (Rep.), Cameroon, Gabon, Equatorial Guinea, Niger, Nigeria, Chad
Principal Cities: The largest city in the WAT timezone is Lagos from Nigeria with population about 9 million people. Other major cities in the area are Kinshasa, Kano, Ibadan, Luanda
Daylight Saving: West Africa Time (WAT) is not adjusted for daylight saving therefore WAT 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, West Africa Time remains the same

WAT representations, usage and related time zones
- +01 - basic short
- +0100 - basic
- +01:00 - extended
- +0100 - sign character (+) followed by a four digit time providing hours (01) and minutes (00) of the offset. Indicates one hour and zero minutes time differences to the east of the zero meridian.
- Alpha - Military abbreviation for WAT
- A - short form of 'Alpha'
- Africa/Bangui
- Africa/Brazzaville
- Africa/Douala
- Africa/Kinshasa
- Africa/Lagos
- Africa/Libreville
- Africa/Luanda
- Africa/Malabo
- Africa/Ndjamena
- Africa/Niamey
- Africa/Porto-Novo
- BST - British Summer Time
- CET - Central European Time
- IST - Irish Standard Time
- WEST - Western European Summer Time
- A - Alpha Time Zone
- CET - Central European Time
- MEZ - Mitteleuropäische Zeit
- WAT - West Africa Time
- WST - Western Sahara Summer Time
- BMT - Biel Mean Time