Singapore
Singapore11:07 AM
Friday, December 12, 2025
GMT+8 (UTC+08:00)
View Singapore timezone details →San Francisco
USA07:07 PM
Thursday, December 11, 2025
PST (UTC-08:00)
View San Francisco timezone details →San Francisco is 16 hours behind Singapore
San Francisco is 16 hours behind Singapore
No overlapping business hours (9 AM – 6 PM)
With a 16-hour time difference, standard business hours don't overlap. Consider early morning calls from Singapore or late evening calls, or use asynchronous communication methods like email or recorded video messages.
The time difference varies seasonally due to Daylight Saving Time. In winter it's -16 hours, and in summer it's -15 hours.
Singapore
Standard time
San Francisco
Standard time