Mexico
Time now in San Mateo
Sunrise 06:39Sunset 07:34Time zone UTC −6
Time zone
America/Monterrey
UTC offset
UTC −6
Daylight saving
Not in effect
Population
16
Sunrise
06:39
Sunset
07:34
Day length
12h 55m
Coordinates
25.77, -105.87
Time difference from San Mateo
Hours ahead (right) or behind (left) San Mateo right now.
San Mateo on the map
About the time in San Mateo
Clocks in San Mateo stay put all year. There is no summer-time switch to remember, so UTC −6 is what you will get in January and in July alike — useful if you book recurring calls with people in Mexico.
San Mateo runs on America/Monterrey, which puts the city UTC −6 from Coordinated Universal Time right now. The clock at the top of this page is not copied from your device: it is anchored to our reference timestamp and re-rendered every second against the IANA time zone database, so it stays right even when a laptop or phone has quietly drifted.
San Mateo sits at latitude 25.77, in the mid-latitude band, so day length here swings noticeably between midwinter and midsummer — today's 12h 55m is one point on that curve, not a fixed value.
Frequently asked questions about time in San Mateo
- Does San Mateo change its clocks for daylight saving?
- No. San Mateo keeps UTC −6 throughout the year.
- When do the sun rise and set in San Mateo today?
- Sunrise is at 06:39 and sunset at 07:34, giving 12h 55m of daylight.
- What are normal business hours in San Mateo in UTC?
- A 09:00–17:00 working day in San Mateo runs from 15:00–23:00 UTC today.
- What time is it in San Mateo right now?
- The live clock above shows the current time in San Mateo, updating every second from America/Monterrey (UTC −6).
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