Time in Beijing vs San Mateo
Beijing keeps CST (UTC+8) and San Mateo keeps PST (UTC+8) today. San Mateo is the same time as Beijing; the rows below read both clocks live.
The working day, side by side
Hours shaded in both rows are inside working hours in both cities: 09:00–18:00 in San Mateo (09:00–18:00 your time).
| City | 00:00 in Beijing | 01:00 in Beijing | 02:00 in Beijing | 03:00 in Beijing | 04:00 in Beijing | 05:00 in Beijing | 06:00 in Beijing | 07:00 in Beijing | 08:00 in Beijing | 09:00 in Beijing | 10:00 in Beijing | 11:00 in Beijing | 12:00 in Beijing | 13:00 in Beijing | 14:00 in Beijing | 15:00 in Beijing | 16:00 in Beijing | 17:00 in Beijing | 18:00 in Beijing | 19:00 in Beijing | 20:00 in Beijing | 21:00 in Beijing | 22:00 in Beijing | 23:00 in Beijing |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Beijing—— | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
| San Mateo—— | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
- Working hours
- Shoulder
- Night
- Overlap
Do more with Beijing and San Mateo
Best hours to call
09:00 in Beijing
Inside working hours on both sides
09:00 in San Mateo
10:00 in Beijing
Inside working hours on both sides
10:00 in San Mateo
11:00 in Beijing
Inside working hours on both sides
11:00 in San Mateo
12:00 in Beijing
Inside working hours on both sides
12:00 in San Mateo
Where daylight saving pulls them apart
Neither Beijing nor San Mateo changes its clocks, so the gap above holds all year.
Also useful
Common questions
How many hours ahead is San Mateo of Beijing?
San Mateo and Beijing read the same clock right now.
What is the best time to call between Beijing and San Mateo?
Any hour in 09:00–18:00 Beijing time is inside working hours in both cities.
Do Beijing and San Mateo change clocks on the same date?
Neither city changes its clocks, so the gap between them never moves.