Current local time in San Mateo, United States
The live clock above shows the time in San Mateo. San Mateo is in the America/Los Angeles time zone, UTC−7 right now (PDT).
| Country | United States |
|---|---|
| Region | California |
| Population | about 362,000 |
| Coordinates | 37.56° N, 122.31° W |
| Time zone | America/Los Angeles |
| Abbreviation | PST / PDT |
| UTC offset | UTC−8 (winter) / UTC−7 (summer) |
| Daylight saving time | Yes |
Daylight saving time
San Mateo uses daylight saving time: clocks switch between UTC−8 (PST) and UTC−7 (PDT). The next change is on Sunday, November 1, 2026, when clocks go back one hour.
Sunrise, sunset and daylight
Today: sunrise …, sunset …, .
| 2026 | Sunrise | Sunset | Daylight |
|---|---|---|---|
| March equinox | 7:12 AM | 7:20 PM | 12 h 7 min |
| June solstice | 5:48 AM | 8:33 PM | 14 h 45 min |
| September equinox | 6:57 AM | 7:06 PM | 12 h 9 min |
| December solstice | 7:20 AM | 4:54 PM | 9 h 33 min |
Clock time vs. sun time
The sun is highest over San Mateo at about 12:18 PM in mid-January, and about 1:14 PM in mid-July. On standard time, local clocks run about 9 minutes ahead of the sun, because San Mateo sits at 122.3° W, while its time zone is centred on 120.0° W.
San Mateo time compared with other cities
| City | Time now | Compared with San Mateo |
|---|---|---|
| New York | 3 hours ahead | |
| London | 8 hours ahead | |
| Paris | 9 hours ahead | |
| Dubai | 12 hours ahead in Jan, 11 hours ahead in Jul | |
| Mumbai | 13.5 hours ahead in Jan, 12.5 hours ahead in Jul | |
| Shanghai | 16 hours ahead in Jan, 15 hours ahead in Jul | |
| Tokyo | 17 hours ahead in Jan, 16 hours ahead in Jul | |
| Sydney | 19 hours ahead in Jan, 17 hours ahead in Jul |
Nearby cities
| City | Distance | Time now vs San Mateo |
|---|---|---|
| San Francisco | 24 km (15 mi) | same time |
| Oakland | 25 km (15 mi) | same time |
| Berkeley | 35 km (22 mi) | same time |
| San Jose | 50 km (31 mi) | same time |
| Vallejo | 62 km (38 mi) | same time |
| Santa Cruz | 70 km (43 mi) | same time |
| Stockton | 100 km (62 mi) | same time |
| Santa Rosa | 105 km (65 mi) | same time |
Other cities in United States
- New York
- Los Angeles
- Chicago
- Houston
- Philadelphia
- Dallas
- Miami
- Boston
- Detroit
- Atlanta
- Washington DC
- Phoenix
- San Francisco
- San Diego
- Denver
- Seattle
- Irvine
- Pittsburgh
Questions people ask
What time zone is San Mateo in?
San Mateo is in the America/Los Angeles time zone, UTC−8, or UTC−7 during daylight saving time.
Does San Mateo have daylight saving time?
San Mateo uses daylight saving time: clocks switch between UTC−8 (PST) and UTC−7 (PDT). The next change is on Sunday, November 1, 2026, when clocks go back one hour.
Why isn't noon in San Mateo when the sun is highest?
Because time zones are wide. San Mateo's clocks follow a zone centred on 120.0° W, so on standard time they run about 9 minutes ahead of the sun. Daylight saving time adds another hour.
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Time zone data: IANA tz database 2026e. Population: Natural Earth (approximate).