Time in San Mateo vs Karachi
San Mateo keeps PST (UTC+8) and Karachi keeps PKT (UTC+5) today. Karachi is 3 hours behind San Mateo; 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: 09:00–15:00 in Karachi (12:00–18:00 your time).
| City | 00:00 in San Mateo | 01:00 in San Mateo | 02:00 in San Mateo | 03:00 in San Mateo | 04:00 in San Mateo | 05:00 in San Mateo | 06:00 in San Mateo | 07:00 in San Mateo | 08:00 in San Mateo | 09:00 in San Mateo | 10:00 in San Mateo | 11:00 in San Mateo | 12:00 in San Mateo | 13:00 in San Mateo | 14:00 in San Mateo | 15:00 in San Mateo | 16:00 in San Mateo | 17:00 in San Mateo | 18:00 in San Mateo | 19:00 in San Mateo | 20:00 in San Mateo | 21:00 in San Mateo | 22:00 in San Mateo | 23:00 in San Mateo |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 |
| Karachi—— | 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 San Mateo and Karachi
Best hours to call
12:00 in San Mateo
Inside working hours on both sides
09:00 in Karachi
13:00 in San Mateo
Inside working hours on both sides
10:00 in Karachi
14:00 in San Mateo
Inside working hours on both sides
11:00 in Karachi
15:00 in San Mateo
Inside working hours on both sides
12:00 in Karachi
Where daylight saving pulls them apart
Neither San Mateo nor Karachi changes its clocks, so the gap above holds all year.
Also useful
Common questions
How many hours ahead is Karachi of San Mateo?
Karachi is 3 hours behind San Mateo right now. The gap is not fixed: it moves whenever either side changes its clocks.
What is the best time to call between San Mateo and Karachi?
Any hour in 12:00–18:00 San Mateo time is inside working hours in both cities.
Do San Mateo and Karachi change clocks on the same date?
Neither city changes its clocks, so the gap between them never moves.