Shanghai to San Mateo, CA, USA Time Converter
Quick answers
Selected conversion
12:30 am00:30 CST (UTC+8), Nov 2, 2026 = 8:30 am08:30 PST (UTC-8), Nov 1, 2026
Shanghai is 16 hours ahead of San Mateo.
How the time difference changes
For most of the year, Shanghai is 15 hours ahead of San Mateo, CA, USA. From Nov 1, 2026 to Mar 14, 2027, Shanghai is 16 hours ahead of San Mateo, CA, USA.
For most of the year, working hours of 9:00 am to 6:00 pm in Shanghai correspond to 6:00 pm (previous day) to 3:00 am in San Mateo, CA, USA. At other times of the year, working hours of 9:00 am to 6:00 pm in Shanghai correspond to 5:00 pm (previous day) to 2:00 am in San Mateo, CA, USA.For most of the year, working hours of 09:00 to 18:00 in Shanghai correspond to 18:00 (previous day) to 03:00 in San Mateo, CA, USA. At other times of the year, working hours of 09:00 to 18:00 in Shanghai correspond to 17:00 (previous day) to 02:00 in San Mateo, CA, USA.
Compare Shanghai time with San Mateo time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
CST (China Standard Time) is 16 hours ahead of PST (Pacific Standard Time).
12:30 am00:30 in Shanghai, China is 8:30 am08:30 in San Mateo, CA, USA
Shanghai to San Mateo call time
Best time for a conference call or a meeting is between 9am-10am09:00-10:00 in Shanghai which corresponds to 5pm-6pm17:00-18:00 in San Mateo (previous day)
12:30 am00:30 CST (China Standard Time) (Shanghai, China). Offset UTC +8:00 hours
8:30 am08:30 PST (Pacific Standard Time) (San Mateo, CA, USA). Offset UTC -8:00 hours
12:30 am00:30 Shanghai, China / 8:30 am08:30 San Mateo, CA, USA
Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.
| Shanghai, China | San Mateo, CA, USA |
|---|---|
| 8:00am previous day | |
| 9:00am previous day | |
| 10:00am previous day | |
| 11:00am previous day | |
| 12:00pm previous day | |
| 1:00pm previous day | |
| 2:00pm previous day | |
| 3:00pm previous day | |
| 4:00pm previous day | |
| 5:00pm previous day | |
| 6:00pm previous day | |
| 7:00pm previous day | |
| 8:00pm previous day | |
| 9:00pm previous day | |
| 10:00pm previous day | |
| 11:00pm previous day | |
| 12:00am | |
| 1:00am | |
| 2:00am | |
| 3:00am | |
| 4:00am | |
| 5:00am | |
| 6:00am | |
| 7:00am | |
| 08:00 previous day | |
| 09:00 previous day | |
| 10:00 previous day | |
| 11:00 previous day | |
| 12:00 previous day | |
| 13:00 previous day | |
| 14:00 previous day | |
| 15:00 previous day | |
| 16:00 previous day | |
| 17:00 previous day | |
| 18:00 previous day | |
| 19:00 previous day | |
| 20:00 previous day | |
| 21:00 previous day | |
| 22:00 previous day | |
| 23:00 previous day | |
| 00:00 | |
| 01:00 | |
| 02:00 | |
| 03:00 | |
| 04:00 | |
| 05:00 | |
| 06:00 | |
| 07:00 |
Shanghai Time Zone and Facts
Time Zone
Shanghai Facts
San Mateo Time Zone and Facts
Time Zone
PDT – Pacific Daylight Time, UTC-7 (daylight saving time)