San Francisco to Sao Paulo: time difference
Sao Paulo is 3 h ahead of San Francisco. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
San Francisco 06:30 6:30 AM Sao Paulo 09:30 9:30 AM You –:–
06:30 6:30 AM
Central Standard Time · UTC-6
☀️ 05:26 · 🌙 17:18
09:30 9:30 AM
Brasilia Standard Time · UTC-3
☀️ 05:31 · 🌙 18:13
·
+3 h
Sao Paulo is 3 h ahead of San Francisco.
When you, San Francisco and Sao Paulo are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇨🇷 San Francisco
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇧🇷 Sao Paulo
3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM 0 12 AM 1 1 AM 2 2 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇨🇷 San Francisco | 🇧🇷 Sao Paulo |
|---|---|---|
| Local time | 06:30 | 09:30 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 2026 |
| Time zone | Central Standard Time | Brasilia Standard Time |
| UTC offset | UTC-6 | UTC-3 |
| Offset from San Francisco | — | +3 h |
| IANA zone | America/Costa Rica | America/Sao Paulo |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:26 | 05:31 |
| Sunset | 17:18 | 18:13 |
| Daylight | 11 h 53 min | 12 h 43 min |
| People on this clock | 55,923 | 11,451,999 |
Compare San Francisco with another city
More comparisons with San Francisco: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
San Francisco and Sao Paulo: common questions
How many hours ahead of San Francisco is Sao Paulo?
The clocks in Sao Paulo are 3 hours ahead of those in San Francisco (UTC−3 and UTC−6).
What time is it in Sao Paulo at the start of the working day in San Francisco?
The working day in San Francisco starts at 9:00 AM; in Sao Paulo it is 12:00 PM at that moment.
What time is it in Sao Paulo at the end of the working day in San Francisco?
The working day in San Francisco ends at 6:00 PM; in Sao Paulo it is 9:00 PM at that moment.
When do working hours in San Francisco and in Sao Paulo overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 3:00 PM in San Francisco, which is 12:00 PM to 6:00 PM in Sao Paulo.
From what time in San Francisco is it tomorrow in Sao Paulo?
Once it is 9:00 PM in San Francisco, the date in Sao Paulo has already changed. Until 3:00 AM in Sao Paulo, it is still the previous day in San Francisco.
Does the time difference between San Francisco and Sao Paulo change?
No. Neither place uses daylight saving time, so the difference stays 3 hours all year.
