Chattanooga, TN to Sao Paulo: time difference
Sao Paulo is 1 h ahead of Chattanooga, TN. 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.
Chattanooga, TN 10:41 10:41 AM Sao Paulo 11:41 11:41 AM You –:–
10:41 10:41 AM
Eastern Daylight Time · UTC-4
☀️ 07:52 · 🌙 19:01
11:41 11:41 AM
Brasilia Standard Time · UTC-3
☀️ 05:30 · 🌙 18:14
·
+1 h
Sao Paulo is 1 h ahead of Chattanooga, TN.
When you, Chattanooga, TN 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
🇺🇸 Chattanooga, TN
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
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 0 12 AM
📍 Your time
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Time zones side by side
| Detail | 🇺🇸 Chattanooga, TN | 🇧🇷 Sao Paulo |
|---|---|---|
| Local time | 10:41 | 11:41 |
| Local date | Tuesday, October 20, 2026 | Tuesday, October 20, 2026 |
| Time zone | Eastern Daylight Time | Brasilia Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from Chattanooga, TN | — | +1 h |
| IANA zone | America/New York | America/Sao Paulo |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | Not observed |
| Sunrise | 07:52 | 05:30 |
| Sunset | 19:01 | 18:14 |
| Daylight | 11 h 9 min | 12 h 44 min |
| People on this clock | 176,588 | 11,451,999 |
Compare Chattanooga, TN with another city
More comparisons with Chattanooga, TN: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Chattanooga, TN and Sao Paulo: common questions
What is the time difference between Chattanooga, TN, and Sao Paulo?
Sao Paulo is 1 hour ahead: it uses UTC−3, while Chattanooga is on UTC−4.
What time is it in Sao Paulo when it is 9:00 AM in Chattanooga, TN?
When it is 9:00 AM in Chattanooga, it is 10:00 AM in Sao Paulo.
If it is 6:00 PM in Chattanooga, TN, what time is it in Sao Paulo?
At 6:00 PM in Chattanooga, clocks in Sao Paulo show 7:00 PM.
When do working hours in Chattanooga, TN, and in Sao Paulo overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 5:00 PM in Chattanooga, which is 10:00 AM to 6:00 PM in Sao Paulo.
When does the date change in Sao Paulo compared with Chattanooga, TN?
The new day starts in Sao Paulo earlier: at 11:00 PM in Chattanooga it is already midnight there. Until 1:00 AM in Sao Paulo, Chattanooga is still on the previous day.
Does the time gap between Chattanooga, TN, and Sao Paulo change during the year?
Yes – daylight saving time is used in Chattanooga but not in Sao Paulo. From November 1, 2026, Sao Paulo will be 2 hours ahead of Chattanooga.
