San Francisco ↔ Ulaanbaatar
Best Time to Call
Decent overlap available between 16:00 and 19:00 (San Francisco time).
Sync San Francisco and Ulaanbaatar easily. San Francisco is 16 hours behind Ulaanbaatar. Decent overlap available between 16:00 and 19:00 (San Francisco time).
Upcoming Time Change
- New York City clocks forward 1h in 11 days Mar 09
💡 Review recurring meetings scheduled during these dates to avoid sync issues.
Meeting Optimizer
Sync Score
3.3/10
-12h Current Time +12h
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Tokyo
15:44 GMT+9
Working
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New York City
01:44 EST
Sleeping
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London
06:44 GMT
Sleeping
Synchronization Context
Operating on opposite sides of the clock, these cities have virtually no overlapping business hours. Expect a 24-hour turnaround for most communications.
San Francisco Business Pulse
- Culture Innovation-focused and casual. Values disruption, speed, and technical excellence.
- Lunch Break 12:30 PM - 1:30 PM.
- Pro Tip Best reached between 10:00 AM and 4:00 PM. Expect a casual, tech-first vibe—informal language and dress are the norm. However, technical competence and speed are non-negotiable. Many in the Bay Area work non-traditional hours, but standard business times remain the safest bet.
Ulaanbaatar Business Pulse
- Culture Resilient, pragmatic, and values relationship building. Influenced by its unique history and climate.
- Lunch Break 1:00 PM - 2:00 PM.
- Pro Tip Reach out between 10:00 AM and 12:00 PM. Mongolian business culture is relational; personal trust must be built through multiple interactions. Be direct but also patient and polite. Personal presence is highly valued. In winter, be mindful that local schedules may be slightly affected by extreme cold.
Quick Comparison
| Feature | San Francisco | Ulaanbaatar |
|---|---|---|
| Timezone | America/Los_Angeles | Asia/Ulaanbaatar |
| Country | USA | Mongolia |
| Coordinates | 37.77, -122.42 | 47.89, 106.91 |
| Population | 3,318,000 | 1,377,308 |