Local time · San Mateo
What time is it in San Mateo, California?
1:50:54AM
- Time zone
- PST
- America/Los_Angeles
- UTC offset
- −8:00
- Standard is −8:00
- Daylight saving
- Not in force
- Starts Sun, Mar 14
- Population
- 103,006
- City proper
Around the world
About this clock
Daylight saving in San Mateo
San Mateo is currently on standard time. The next change is Sunday, March 14, 2027, when 2:00 am becomes 3:00 am local time.
San Mateo sits at 37.56°N, 122.31°W. For sunrise and sunset there — which do depend on exactly where it is, unlike the clock — see sunrise and sunset in San Mateo.
Clock time against sun time
The clock says the same thing everywhere in Pacific Standard Time, but the sun does not. Over San Mateo it is highest at 11:53 am today — 7 minutes before clock noon.
At 122.3°W, San Mateo sits 9 minutes of solar time west of Pacific Standard Time’s 120° meridian, so on standard time the sun peaks 9 minutes after noon.
Daylight in San Mateo today
- Sunrise
- 6:47 am
- Sunset
- 4:59 pm
- Day length
- 10 hours 12 minutes
- Longest day
- 14 hours 46 minutes
Today runs 10 hours 12 minutes in San Mateo, and the day is getting shorter by 2 minutes a day. Across the year it swings 5 hours 12 minutes, from 14 hours 46 minutes at the June solstice down to 9 hours 34 minutes in December.
At 37.6°N that puts San Mateo between Kailua at 2 hours 22 minutes and Fairbanks at 18 hours 9 minutes.