Patna ↔ San Francisco
Best Time to Call
Decent overlap available between 8:00 and 9:00 (Patna time).
Sync Patna and San Francisco easily. Patna is 13 hours 30 minutes ahead of San Francisco. Decent overlap available between 8:00 and 9:00 (Patna 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
15:42 GMT+9
Working
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New York City
01:42 EST
Sleeping
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London
06:42 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.
Patna Business Pulse
- Culture Developing, relational, and values traditional business networks and personal trust.
- Lunch Break 1:30 PM - 2:30 PM.
- Pro Tip Reach out between 11:30 AM and 1:30 PM. Business in Patna is deeply relational; personal trust must be built through multiple interactions. Be patient and polite. Hierarchy is respected. Follow formal hierarchical lines and maintain a professional yet warm tone in all dealings.
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.
Quick Comparison
| Feature | Patna | San Francisco |
|---|---|---|
| Timezone | Asia/Kolkata | America/Los_Angeles |
| Country | India | USA |
| Coordinates | 25.59, 85.14 | 37.77, -122.42 |
| Population | 1,684,222 | 3,318,000 |