Time in California, United States

Time in San Mateo, California now

4:00:00 AM

Tuesday, November 3, 2026

PST · UTC−8 Pacific Standard Time

Sunrise: 6:36 AM
Sunset: 5:09 PM
Day length: 10 h 33 min
Daylight saving: Changes Mar 14, 2027

San Mateo time zone

Time zone

Pacific Standard Time (PST), UTC−8. IANA zone America/Los_Angeles.

Clock changes

Sunday, March 14, 2027: clocks go forward 1 hour at 2:00 AM local time (UTC−8 → UTC−7).

Daylight saving dates worldwide

Location

San Mateo, California, United States. Coordinates 37.56° N, 122.33° W; population about 103,536.

Sunrise and sunset in San Mateo today

Dawn (civil): 6:09 AM
Sunrise: 6:36 AM
Solar noon: 11:52 AM
Sunset: 5:09 PM
Dusk (civil): 5:36 PM
Day length: 10 h 33 min
Night length: 13 h 27 min
Golden hour, morning: 6:19 AM – 7:13 AM
Golden hour, evening: 4:32 PM – 5:26 PM
Blue hour, morning: 6:09 AM – 6:19 AM
Blue hour, evening: 5:26 PM – 5:36 PM

Calculated for the city centre at sea level; accurate to about a minute. Golden hour is when the sun is between 4° below and 6° above the horizon; blue hour between 6° and 4° below. See the whole month or another date.

San Mateo time compared with other cities

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City	Local time	Difference from San Mateo
New York City, New York	7:00 AM	3 hours ahead of San Mateo
Chicago, Illinois	6:00 AM	2 hours ahead of San Mateo
Denver, Colorado	5:00 AM	1 hour ahead of San Mateo
Phoenix, Arizona	5:00 AM	1 hour ahead of San Mateo
Honolulu, Hawaii	2:00 AM	2 hours behind San Mateo
Anchorage, Alaska	3:00 AM	1 hour behind San Mateo
Toronto, Canada	7:00 AM	3 hours ahead of San Mateo
Vancouver, Canada	5:00 AM	1 hour ahead of San Mateo
Mexico City, Mexico	6:00 AM	2 hours ahead of San Mateo
São Paulo, Brazil	9:00 AM	5 hours ahead of San Mateo
Buenos Aires, Argentina	9:00 AM	5 hours ahead of San Mateo
London, United Kingdom	12:00 PM	8 hours ahead of San Mateo
Dublin, Ireland	12:00 PM	8 hours ahead of San Mateo
Paris, France	1:00 PM	9 hours ahead of San Mateo

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Questions about time in San Mateo

What time zone is San Mateo in?

San Mateo uses Pacific Standard Time (PST, UTC−8) as standard time and Pacific Daylight Time (PDT, UTC−7) during daylight saving time. Its IANA time-zone identifier is America/Los_Angeles, which is what phones and computers use to set the local time.

Does San Mateo observe daylight saving time?

Yes. Sunday, March 14, 2027: clocks go forward 1 hour at 2:00 AM local time (UTC−8 → UTC−7). The previous change was on Sunday, November 1, 2026.

How far is San Mateo from UTC?

San Mateo is 8 hours behind UTC on standard time and 7 hours behind UTC during daylight saving time.

What time is sunrise and sunset in San Mateo today?

The table above shows today’s sunrise, sunset and day length for the city centre. As an example, on Tuesday, November 3, 2026 the sun rose at 6:36 AM and set at 5:09 PM, giving 10 h 33 min of daylight.

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