San Francisco to Tehran Time Difference
🇺🇸 San Francisco is currently 10.5 hours ahead of 🇮🇷 Tehran. This difference varies between 10.5h and 11.5h due to Daylight Saving Time.
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Difference
+10.5h
Business overlap
None
Distance
11,821 km
Approx. flight
13.9h
Hour-by-Hour: San Francisco to Tehran
| 🇺🇸 San Francisco | 🇮🇷 Tehran | Note |
|---|---|---|
| 12:00 AM | 10:30 AM | |
| 1:00 AM | 11:30 AM | |
| 2:00 AM | 12:30 PM | |
| 3:00 AM | 1:30 PM | |
| 4:00 AM | 2:30 PM | |
| 5:00 AM | 3:30 PM | |
| 6:00 AM | 4:30 PM | |
| 7:00 AM | 5:30 PM | |
| 8:00 AM | 6:30 PM | |
| 9:00 AM | 7:30 PM | |
| 10:00 AM | 8:30 PM | |
| 11:00 AM | 9:30 PM | |
| 12:00 PM | 10:30 PM | |
| 1:00 PM | 11:30 PM | |
| 2:00 PM | 12:30 AM(next day) | Next day |
| 3:00 PM | 1:30 AM(next day) | Next day |
| 4:00 PM | 2:30 AM(next day) | Next day |
| 5:00 PM | 3:30 AM(next day) | Next day |
| 6:00 PM | 4:30 AM(next day) | Next day |
| 7:00 PM | 5:30 AM(next day) | Next day |
| 8:00 PM | 6:30 AM(next day) | Next day |
| 9:00 PM | 7:30 AM(next day) | Next day |
| 10:00 PM | 8:30 AM(next day) | Next day |
| 11:00 PM | 9:30 AM(next day) | Next day |
Daylight Saving Time (DST)
San Francisco observes Daylight Saving Time, while Tehran does not. This causes the time difference to shift between 10.5 hours ahead and 11.5 hours ahead depending on the season. Currently, San Francisco is 10.5 hours ahead relative to Tehran.
Min difference
10.5h
Max difference
11.5h
Best Meeting Times
There is no overlap between standard business hours (9 AM – 6 PM) in San Francisco and Tehran. Consider scheduling early morning or late evening calls to bridge the gap.
Frequently Asked Questions
What is the time difference between San Francisco and Tehran?
The time difference between San Francisco and Tehran is currently 10.5 hours ahead. San Francisco uses PDT (UTC-7), while Tehran uses GMT+3:30 (UTC+3:30). This difference varies seasonally due to Daylight Saving Time, ranging from 10.5 hours ahead to 11.5 hours ahead.
When it's noon in San Francisco, what time is it in Tehran?
When it's 12:00 PM (noon) in San Francisco, it is 10:30 PM in Tehran. Use our calculator above to convert any other time.
Does the time difference between San Francisco and Tehran change?
Yes, the time difference changes throughout the year. Because San Francisco observes Daylight Saving Time, the offset shifts between 10.5 hours ahead and 11.5 hours ahead at different times of the year.
What are the best times to schedule a call between San Francisco and Tehran?
There is no overlap between standard business hours (9 AM – 6 PM) in San Francisco and Tehran. Consider scheduling early morning in one city or late evening in the other to find a mutually reasonable time.
Is San Francisco ahead or behind Tehran?
San Francisco is currently 10.5 hours behind Tehran.
What time zone is San Francisco in?
San Francisco is in the America/Los Angeles time zone, currently using PDT (UTC-7). San Francisco observes Daylight Saving Time, so the offset changes twice a year.
What time is midnight in San Francisco in Tehran?
When it is midnight (12:00 AM) in San Francisco, it is 10:30 AM in Tehran.