Rotterdam ↔ San Francisco
Best Time to Call
Decent overlap available between 17:00 and 19:00 (Rotterdam time).
Sync Rotterdam and San Francisco easily. Rotterdam is 9 hours ahead of San Francisco. Decent overlap available between 17:00 and 19:00 (Rotterdam 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
15:43 GMT+9
Working
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New York City
01:43 EST
Sleeping
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London
06:43 GMT
Sleeping
Synchronization Context
Syncing between Rotterdam and San Francisco is challenging due to the 9 hours offset. Teams should prioritize asynchronous communication or specific 'handover' windows.
Rotterdam Business Pulse
- Culture Direct, pragmatic, and values hard work ("Rotterdam mentality"). A major global maritime hub.
- Lunch Break 12:30 PM - 1:30 PM.
- Pro Tip Reach out between 9:00 AM and 11:30 AM. Professionals in Rotterdam are famously direct and value efficiency above all. Avoid overly complex pitches; focus on practical solutions and clear results. Respect the standard 9-5 workday strictly. Direct honesty is highly respected.
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 | Rotterdam | San Francisco |
|---|---|---|
| Timezone | Europe/Amsterdam | America/Los_Angeles |
| Country | Netherlands | USA |
| Coordinates | 51.92, 4.48 | 37.77, -122.42 |
| Population | 623,652 | 3,318,000 |