Tokyo to San Marcos time converter

San Marcos is 15 hours behind Tokyo. When it is 9:00 AM in Tokyo, it is 6:00 PM (Wed, Oct 21) in San Marcos.

Tokyo JST

Thursday, October 22, 2026

San Marcos CST

Wednesday, October 21, 2026

Japan
Thu, Oct 22
JSTUTC+9
Guatemala
Wed, Oct 21
CSTUTC-6-15h
Finding your time zone…

5:17 AM in Tokyo, Thursday, October 22, 2026

Shared working hours (9:00–18:00)

Tokyo to San Marcos conversion table

Every hour of today in Tokyo and the matching time in San Marcos. Light rows are typical working hours (9:00–18:00).

TokyoSan Marcos
12:00 AM9:00 AM−1 day
1:00 AM10:00 AM−1 day
2:00 AM11:00 AM−1 day
3:00 AM12:00 PM−1 day
4:00 AM1:00 PM−1 day
5:00 AM2:00 PM−1 day
6:00 AM3:00 PM−1 day
7:00 AM4:00 PM−1 day
8:00 AM5:00 PM−1 day
9:00 AM6:00 PM−1 day
10:00 AM7:00 PM−1 day
11:00 AM8:00 PM−1 day
12:00 PM9:00 PM−1 day
1:00 PM10:00 PM−1 day
2:00 PM11:00 PM−1 day
3:00 PM12:00 AM
4:00 PM1:00 AM
5:00 PM2:00 AM
6:00 PM3:00 AM
7:00 PM4:00 AM
8:00 PM5:00 AM
9:00 PM6:00 AM
10:00 PM7:00 AM
11:00 PM8:00 AM

Best time to call or meet

Working hours don't overlap fully. The closest fit is 7:00 AM – 9:00 AM in Tokyo (4:00 PM – 6:00 PM in San Marcos): working hours on one side, early or late on the other.

Daylight saving time and the difference

The difference stays 15 hours all year.

Distance

Tokyo and San Marcos are 12,204 km (7,583 miles) apart in a straight line.

More conversions

Questions and answers

What is the time difference between Tokyo and San Marcos?

San Marcos is 15 hours behind Tokyo.

What time is it in San Marcos when it is 9 AM in Tokyo?

When it is 9:00 AM in Tokyo, it is 6:00 PM (Wed, Oct 21) in San Marcos.

When is the best time to call San Marcos from Tokyo?

Working hours don't overlap fully. The closest fit is 7:00 AM – 9:00 AM in Tokyo (4:00 PM – 6:00 PM in San Marcos): working hours on one side, early or late on the other.

Does the time difference between Tokyo and San Marcos change?

No. The difference stays 15 hours all year.