Louisville, KY to Sao Paulo: time difference
Sao Paulo is 1 h ahead of Louisville, KY. 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.
Louisville, KY 23:00 11:00 PM Sao Paulo 00:00 12:00 AM You –:–
23:00 11:00 PM
Eastern Daylight Time · UTC-4
☀️ 07:47 · 🌙 19:15
00:00 12:00 AM
Brasilia Standard Time · UTC-3
☀️ 05:40 · 🌙 18:09
·
+1 h
Sao Paulo is 1 h ahead of Louisville, KY.
When you, Louisville, KY 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
🇺🇸 Louisville, KY
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
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇺🇸 Louisville, KY | 🇧🇷 Sao Paulo |
|---|---|---|
| Local time | 23:00 | 00:00 |
| Local date | Friday, October 9, 2026 | Saturday, October 10, 2026 |
| Time zone | Eastern Daylight Time | Brasilia Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from Louisville, KY | — | +1 h |
| IANA zone | America/Kentucky/Louisville | America/Sao Paulo |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | Not observed |
| Sunrise | 07:47 | 05:40 |
| Sunset | 19:15 | 18:09 |
| Daylight | 11 h 29 min | 12 h 29 min |
| People on this clock | 612,780 | 11,451,999 |
Compare Louisville, KY with another city
More comparisons with Louisville, KY: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Louisville, KY and Sao Paulo: common questions
What is the time difference between Louisville, KY, and Sao Paulo?
Sao Paulo is 1 hour ahead: it uses UTC−3, while Louisville is on UTC−4.
What time is it in Sao Paulo when it is 9:00 AM in Louisville, KY?
When it is 9:00 AM in Louisville, it is 10:00 AM in Sao Paulo.
If it is 6:00 PM in Louisville, KY, what time is it in Sao Paulo?
At 6:00 PM in Louisville, clocks in Sao Paulo show 7:00 PM.
When is a good time to call Sao Paulo from Louisville, KY?
Between 9:00 AM and 5:00 PM in Louisville – that is 10:00 AM to 6:00 PM in Sao Paulo – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Sao Paulo compared with Louisville, KY?
The new day starts in Sao Paulo earlier: at 11:00 PM in Louisville it is already midnight there. Until 1:00 AM in Sao Paulo, Louisville is still on the previous day.
Is the time difference between Louisville, KY, and Sao Paulo the same all year?
No. Only Louisville switches to summer time, so the gap changes twice a year. From November 1, 2026, Sao Paulo will be 2 hours ahead of Louisville.
