Time zone
- Currently Iran Standard Time (IRST), UTC +3:30
- Daylight saving time (Iran Daylight Time (IRDT), UTC +4:30) starts March 22, 2018
- Tehran is 10 hours and 30 minutes ahead of San Francisco.
The IANA time zone identifier for Tehran is Asia/Tehran.
Sunrise, sunset, day length and solar time for Tehran
- Sunrise: 06:24AM
- Sunset: 05:12PM
- Day length: 10h 48m
- Solar noon: 11:48AM
- The current local time in Tehran is 12 minutes behind apparent solar time.