Current time in Costa Mesa
Live local time in Costa Mesa with seconds.
USA, California, Costa Mesa — current time
PM
06:45:
20
Wednesday,
October
22,
2025
Costa Mesa on the map
PM
2025
October
We
22
05
35
10
40
3
9
15
45
20
50
25
55
6
12
30
00
Information
| Country | United States |
| Population | ~109 960 |
| Currency | USD — US Dollar |
| Country phone code | +1 |
| GPS coordinates (latitude, longitude) | 33.666226,-117.913385 |
Costa Mesa — switching to winter and summer time
| Current time zone | UTC-07:00 |
| Switch to summer time UTC-7:00 | Sunday, March 9, 2025 at 1:00 am |
| Switch to winter time UTC-8:00 | Sunday, November 2, 2025 at 3:00 am |