Time difference between San Juan and Ulaanbaatar
Compare the current local time in San Juan and Ulaanbaatar, see when your working hours overlap, and convert any specific hour between the two timezones.
How do I convert a specific time?
What's the working-hours overlap?
When San Juan's 9:00–17:00 business hours overlap with Ulaanbaatar's.
How do you schedule across San Juan and Ulaanbaatar?
Scheduling between San Juan and Ulaanbaatar is hard. Their standard business hours do not overlap on the same day, with the smallest gap running 4 hours between Ulaanbaatar closing at 17:00 local and San Juan opening at 09:00 local. Practical bridging slots: an early San Juan start at 05:00 (catching Ulaanbaatar just at close, 17:00), or a late Ulaanbaatar call at 21:00 (catching San Juan at opening, 09:00).
What's the quick reference?
| 🇵🇷 San Juan | 🇲🇳 Ulaanbaatar | In Ulaanbaatar it's… |
|---|---|---|
| 06:00 — Early morning | — | — |
| 09:00 — Start of work | — | — |
| 12:00 — Lunchtime | — | — |
| 15:00 — Mid-afternoon | — | — |
| 17:00 — End of work | — | — |
| 20:00 — Evening | — | — |
What's the daylight saving status?
🇵🇷 San Juan
San Juan does not observe daylight saving time. The local offset is fixed year-round.
🇲🇳 Ulaanbaatar
Ulaanbaatar does not observe daylight saving time. The local offset is fixed year-round.