Time difference
Time difference between San José and Ulaanbaatar
Find the best time to schedule a call or meeting.
Ulaanbaatar is currently 14 hours ahead of San José.
San José • CST
7:15 AM
Thursday, Jun 18
Ulaanbaatar • GMT+8
9:15 PM
Thursday, Jun 18
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Best times to meet
Standard 9 AM – 5 PM hours in San José and Ulaanbaatar do not overlap. The least-bad options are an early start in one city or a late evening call in the other — for example a 7–8 AM meeting in San José, or a 6–8 PM meeting in Ulaanbaatar.
Quick conversion table
| San José | Ulaanbaatar |
|---|---|
| 8 AM | 10:00 PM |
| 12 PM | 2:00 AM (next day) |
| 3 PM | 5:00 AM (next day) |
| 5 PM | 7:00 AM (next day) |
| 9 PM | 11:00 AM (next day) |
Daylight saving
The time difference between these two cities stays the same over the next six months — neither zone is changing for daylight saving in that window.
Frequently asked questions
- How many hours ahead is Ulaanbaatar than San José?
- Ulaanbaatar is 14 hours ahead of San José.
- What time is 9 AM in San José in Ulaanbaatar?
- 9:00 AM in San José is 11:00 PM in Ulaanbaatar.
- Do San José and Ulaanbaatar observe daylight saving?
- The time difference between these two cities stays the same over the next six months — neither zone is changing for daylight saving in that window.
- When is the best time to call Ulaanbaatar from San José?
- San José and Ulaanbaatar business hours don't overlap. The closest options are early mornings in San José or late evenings, when one side stretches outside 9–5.