Time in Perth and San Diego
The time difference between Perth and San Diego, California, is 15 hours. San Diego is 15 hours behind Perth.
This means 9am in Perth is 6pm in San Diego (previous day) and 5pm in Perth is 2am in San Diego.
Perth
- The current local time in Perth is 2:58 pm (July 11, 2026)
- Perth is in the Australian Western Standard Time Zone
- The time zone offset for Perth, Australia, is UTC+08:00
San Diego
- The current local time in San Diego is 11:58 pm (July 11, 2026)
- San Diego is in the Pacific Daylight Time Zone
- The time zone offset for San Diego, United States, is UTC-07:00
How to convert Perth time to San Diego time?
Subtract 15 hours from Perth time to get San Diego time.
Time in Perth
00:00
Time in San Diego
00:00
Use the slider above to convert Perth time to San Diego time and view the day and night map at different times.
Day–night colors on the map:
Day
Civil twilight
Nautical twilight
Astronomical twilight
NightTime Conversion Chart
| Perth | San Diego |
|---|---|
| 12am | 9am |
| 1am | 10am |
| 2am | 11am |
| 3am | 12pm |
| 4am | 1pm |
| 5am | 2pm |
| 6am | 3pm |
| 7am | 4pm |
| 8am | 5pm |
| 9am | 6pm |
| 10am | 7pm |
| 11am | 8pm |
| 12pm | 9pm |
| 1pm | 10pm |
| 2pm | 11pm |
| 3pm | 12am |
| 4pm | 1am |
| 5pm | 2am |
| 6pm | 3am |
| 7pm | 4am |
| 8pm | 5am |
| 9pm | 6am |
| 10pm | 7am |
| 11pm | 8am |
Time difference from Perth (UTC+08:00)
+2 hours
+2 hours
-7 hours
+1 hour 30 minutes
+1 hour 30 minutes
+2 hours
+4 hours
-1 hour 30 minutes
-1 hour
-1 hour