Current Time in San Mateo, California, United States
6:42:50 AM PST
Friday, November 13, 2026
Time Zone Details
- IANA Zone
- America/Los_Angeles
- Time Zone
- PST
- GMT Offset
- GMT-8
- Daylight Saving Time
- PDT starts on Mar 14, 2027
- Country
- United States
- Est. Population
- ~104K people
Other Cities in This Time Zone
Frequently Asked Questions
- What time is it in San Mateo right now?
- Check the live clock above for the current time in San Mateo (PST (GMT-8)). Use the interactive converter on this page to compare San Mateo with other cities.
- Does San Mateo observe daylight saving time?
- San Mateo observes daylight saving time, but is currently on standard time (PST). Clocks will switch to daylight saving time (PDT) on Mar 14, 2027.
- What is the GMT offset for San Mateo?
- San Mateo is at GMT-8 (PST). The IANA timezone identifier is America/Los_Angeles.