Time in San Diego and Nantucket
The time difference between San Diego, California, and Nantucket, Massachusetts, is 3 hours. Nantucket is 3 hours ahead of San Diego.
This means 9am in San Diego is 12pm in Nantucket and 5pm in San Diego is 8pm in Nantucket.
San Diego
- The current local time in San Diego is 11:00 pm (June 9, 2026)
- San Diego is in the Pacific Daylight Time Zone
- The time zone offset for San Diego, United States, is UTC-07:00
Nantucket
- The current local time in Nantucket is 2:00 am (June 9, 2026)
- Nantucket is in the Eastern Daylight Time Zone
- The time zone offset for Nantucket, United States, is UTC-04:00
How to convert San Diego time to Nantucket time?
Add 3 hours to San Diego time to get Nantucket time.
Time in San Diego
00:00
Time in Nantucket
00:00
Use the slider above to convert San Diego time to Nantucket 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
| San Diego | Nantucket |
|---|---|
| 12am | 3am |
| 1am | 4am |
| 2am | 5am |
| 3am | 6am |
| 4am | 7am |
| 5am | 8am |
| 6am | 9am |
| 7am | 10am |
| 8am | 11am |
| 9am | 12pm |
| 10am | 1pm |
| 11am | 2pm |
| 12pm | 3pm |
| 1pm | 4pm |
| 2pm | 5pm |
| 3pm | 6pm |
| 4pm | 7pm |
| 5pm | 8pm |
| 6pm | 9pm |
| 7pm | 10pm |
| 8pm | 11pm |
| 9pm | 12am |
| 10pm | 1am |
| 11pm | 2am |