Time in Hilo and San Diego
The time difference between Hilo, Hawaii, and San Diego, California, is 3 hours. San Diego is 3 hours ahead of Hilo.
This means 9am in Hilo is 12pm in San Diego and 5pm in Hilo is 8pm in San Diego.
Hilo
- The current local time in Hilo is 10:09 am (July 20, 2026)
- Hilo is in the Hawaii–Aleutian Standard Time Zone
- The time zone offset for Hilo, United States, is UTC-10:00
San Diego
- The current local time in San Diego is 1:09 pm (July 20, 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 Hilo time to San Diego time?
Add 3 hours to Hilo time to get San Diego time.
Time in Hilo
00:00
Time in San Diego
00:00
Use the slider above to convert Hilo 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
| Hilo | San Diego |
|---|---|
| 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 |
Time difference from Hilo (UTC-10:00)
+3 hours
+3 hours
+3 hours
+3 hours
+3 hours
+20 hours
+3 hours
-1 hour
+2 hours
+2 hours