Quarter to Twelve

Time in Sierra Vista and San Diego

The time difference between Sierra Vista, Arizona and San Diego, California is 1 hour. San Diego is 1 hour behind Sierra Vista.

This means 9am in Sierra Vista is 8am in San Diego and 5pm in Sierra Vista is 4pm in San Diego.

Sierra Vista

  • The current local time in Sierra Vista is 3:47 am (November 9, 2026)
  • Sierra Vista is in the Mountain Standard Time Zone
  • The time zone offset for Sierra Vista, United States, is UTC-07:00

San Diego

  • The current local time in San Diego is 2:47 am (November 9, 2026)
  • San Diego is in the Pacific Standard Time Zone
  • The time zone offset for San Diego, United States, is UTC-08:00

How to convert Sierra Vista time to San Diego time?

Subtract 1 hour from Sierra Vista time to get San Diego time.

Time in Sierra Vista

00:00

Time in San Diego

00:00

Use the slider above to convert Sierra Vista time to San Diego time and view the day and night map at different times.

Day–night colors on the map:
Day colors Day
Civil twilight colors Civil twilight
Nautical twilight colors Nautical twilight
Astronomical twilight colors Astronomical twilight
Night colors Night

Time Conversion Chart

Sierra VistaSan Diego
12am11pm
1am12am
2am1am
3am2am
4am3am
5am4am
6am5am
7am6am
8am7am
9am8am
10am9am
11am10am
12pm11am
1pm12pm
2pm1pm
3pm2pm
4pm3pm
5pm4pm
6pm5pm
7pm6pm
8pm7pm
9pm8pm
10pm9pm
11pm10pm

Time difference from Sierra Vista (UTC-07:00)

San Diego
-1 hour