The time difference between Monterrey and San Francisco is 1 hour. When it is 12:00 noon in Monterrey, it is 11:00 in San Francisco. Monterrey uses the America/Monterrey time zone (UTC-6), while San Francisco uses America/Los_Angeles (UTC-7).
| Detail | Monterrey | San Francisco |
|---|---|---|
| Time Zone ID | America/Monterrey | America/Los_Angeles |
| UTC Offset | UTC-6 | UTC-7 |
| Abbreviation | CST | PDT |
| DST Active | No | Yes — currently observing |
| Country | Mexico | United States |
| Region | North America | North America |
There are 7 overlapping business hours between Monterrey and San Francisco (assuming 9:00–17:00 in each city). The ideal window for calls and meetings is:
Use this table to quickly convert any hour from Monterrey time to San Francisco time. Rows highlighted in green indicate overlapping business hours in both cities.
| Monterrey | San Francisco | |
|---|---|---|
| 00:00 | 23:00 (-1 day) | Night |
| 01:00 | 00:00 | Night |
| 02:00 | 01:00 | Night |
| 03:00 | 02:00 | Night |
| 04:00 | 03:00 | Night |
| 05:00 | 04:00 | Night |
| 06:00 | 05:00 | |
| 07:00 | 06:00 | |
| 08:00 | 07:00 | |
| 09:00 | 08:00 | |
| 10:00 | 09:00 | Overlap |
| 11:00 | 10:00 | Overlap |
| 12:00 | 11:00 | Overlap |
| 13:00 | 12:00 | Overlap |
| 14:00 | 13:00 | Overlap |
| 15:00 | 14:00 | Overlap |
| 16:00 | 15:00 | Overlap |
| 17:00 | 16:00 | |
| 18:00 | 17:00 | |
| 19:00 | 18:00 | |
| 20:00 | 19:00 | |
| 21:00 | 20:00 | |
| 22:00 | 21:00 | Night |
| 23:00 | 22:00 | Night |
San Francisco is currently observing daylight saving time, while Monterrey is on standard time. When San Francisco switches back to standard time, the difference between these two cities will shift by 1 hour.
The time difference is 1 hour. San Francisco is 1 hour behind Monterrey.
Yes. One of these cities observes DST while the other does not, so the difference shifts by 1 hour when DST begins or ends.
The best window is between 10:00 and 17:00 Monterrey time, which corresponds to 09:00–16:00 in San Francisco. Both sides fall within normal business hours.
Subtract 1 hour from Monterrey time to get San Francisco time. Use the hour-by-hour table above for a quick reference.
For sunrise and sunset data, visit TheSunsetTimes.com. For detailed DST schedules, see DaylightSavingTime.info.