United States
Time now in Costa Mesa
Sunrise 06:18Sunset 07:31Time zone UTC −7
Time zone
America/Los_Angeles
UTC offset
UTC −7
Daylight saving
In effect now
Population
109,960
Sunrise
06:18
Sunset
07:31
Day length
13h 14m
Coordinates
33.67, -117.91
Time difference from Costa Mesa
Hours ahead (right) or behind (left) Costa Mesa right now.
Costa Mesa on the map
About the time in Costa Mesa
Around 109,960 people live in Costa Mesa, and all of them keep the same civil time, so the reading above applies to the whole urban area — not just the city centre.
Costa Mesa sits at latitude 33.67, in the mid-latitude band, so day length here swings noticeably between midwinter and midsummer — today's 13h 14m is one point on that curve, not a fixed value.
Costa Mesa is on daylight saving time at the moment, which is why the offset reads UTC −7 instead of its winter value. Clocks go back on 1 November 2026, and anything scheduled across that date shifts by an hour.
Frequently asked questions about time in Costa Mesa
- How far ahead or behind UTC is Costa Mesa?
- Costa Mesa is UTC −7 at this moment; the offset is read live, so it already accounts for daylight saving.
- Does Costa Mesa change its clocks for daylight saving?
- Yes, and it is in effect now. Clocks change again on 1 November 2026.
- What are normal business hours in Costa Mesa in UTC?
- A 09:00–17:00 working day in Costa Mesa runs from 16:00–00:00 UTC today.
- What time is it in Costa Mesa right now?
- The live clock above shows the current time in Costa Mesa, updating every second from America/Los_Angeles (UTC −7).
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