Cheyenne, WY to Sao Paulo: time difference
Sao Paulo is 3 h ahead of Cheyenne, WY. 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.
Cheyenne, WY 20:12 8:12 PM Sao Paulo 23:12 11:12 PM You –:–
20:12 8:12 PM
Mountain Daylight Time · UTC-6
☀️ 07:18 · 🌙 18:11
23:12 11:12 PM
Brasilia Standard Time · UTC-3
☀️ 05:29 · 🌙 18:14
·
+3 h
Sao Paulo is 3 h ahead of Cheyenne, WY.
When you, Cheyenne, WY 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
🇺🇸 Cheyenne, WY
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
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Time zones side by side
| Detail | 🇺🇸 Cheyenne, WY | 🇧🇷 Sao Paulo |
|---|---|---|
| Local time | 20:12 | 23:12 |
| Local date | Wednesday, October 21, 2026 | Wednesday, October 21, 2026 |
| Time zone | Mountain Daylight Time | Brasilia Standard Time |
| UTC offset | UTC-6 | UTC-3 |
| Offset from Cheyenne, WY | — | +3 h |
| IANA zone | America/Denver | America/Sao Paulo |
| Daylight saving | On summer time → UTC-7, Nov 1, 01:00 | Not observed |
| Sunrise | 07:18 | 05:29 |
| Sunset | 18:11 | 18:14 |
| Daylight | 10 h 53 min | 12 h 45 min |
| People on this clock | 65,035 | 11,451,999 |
Compare Cheyenne, WY with another city
More comparisons with Cheyenne, WY: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Cheyenne, WY and Sao Paulo: common questions
How far ahead of Cheyenne, WY, is Sao Paulo?
Sao Paulo is 3 hours ahead of Cheyenne: UTC−3 against UTC−6.
What time is it in Sao Paulo when it is 9:00 AM in Cheyenne, WY?
When it is 9:00 AM in Cheyenne, it is 12:00 PM in Sao Paulo.
What time is it in Sao Paulo at the end of the working day in Cheyenne, WY?
The working day in Cheyenne ends at 6:00 PM; in Sao Paulo it is 9:00 PM at that moment.
Is there a time when both Cheyenne, WY, and Sao Paulo are at work?
Yes: from 9:00 AM to 3:00 PM in Cheyenne (12:00 PM to 6:00 PM in Sao Paulo), the working days (9:00 AM–6:00 PM) overlap.
When is it already the next day in Sao Paulo?
From 9:00 PM in Cheyenne, WY, it is already the next day in Sao Paulo. The other way round, until 3:00 AM in Sao Paulo it is still the previous day in Cheyenne.
Is the time difference between Cheyenne, WY, and Sao Paulo the same all year?
No. Only Cheyenne switches to summer time, so the gap changes twice a year. From November 1, 2026, Sao Paulo will be 4 hours ahead of Cheyenne.
