Lafayette, CO to Rio de Janeiro: time difference
Rio de Janeiro is 3 h ahead of Lafayette, CO. Live clocks for both, the working hours they share, and how each one sits against your own time.
+3 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Lafayette, CO 09:33 9:33 AM Rio de Janeiro 12:33 12:33 PM You –:–
09:33 9:33 AM
Mountain Daylight Time · UTC-6
☀️ 07:17 · 🌙 18:15
12:33 12:33 PM
Brasilia Standard Time · UTC-3
☀️ 05:17 · 🌙 18:00
·
+3 h
Rio de Janeiro is 3 h ahead of Lafayette, CO.
When you, Lafayette, CO and Rio de Janeiro are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇺🇸 Lafayette, CO
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
🇧🇷 Rio de Janeiro
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 | 🇺🇸 Lafayette, CO | 🇧🇷 Rio de Janeiro |
|---|---|---|
| Local time | 09:33 | 12:33 |
| Local date | Tuesday, October 20, 2026 | Tuesday, October 20, 2026 |
| Time zone | Mountain Daylight Time | Brasilia Standard Time |
| UTC offset | UTC-6 | UTC-3 |
| Offset from Lafayette, CO | — | +3 h |
| IANA zone | America/Denver | America/Sao Paulo |
| Daylight saving | On summer time → UTC-7, Nov 1, 01:00 | Not observed |
| Sunrise | 07:17 | 05:17 |
| Sunset | 18:15 | 18:00 |
| Daylight | 10 h 58 min | 12 h 43 min |
| People on this clock | 27,729 | 6,211,223 |
Compare Lafayette, CO with another city
More comparisons with Lafayette, CO: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Lafayette, CO and Rio de Janeiro: common questions
How many hours ahead of Lafayette, CO, is Rio de Janeiro?
The clocks in Rio de Janeiro are 3 hours ahead of those in Lafayette (UTC−3 and UTC−6).
If it is 9:00 AM in Lafayette, CO, what time is it in Rio de Janeiro?
At 9:00 AM in Lafayette, clocks in Rio de Janeiro show 12:00 PM.
What time is it in Rio de Janeiro at the end of the working day in Lafayette, CO?
The working day in Lafayette ends at 6:00 PM; in Rio de Janeiro it is 9:00 PM at that moment.
Is there a time when both Lafayette, CO, and Rio de Janeiro are at work?
Yes: from 9:00 AM to 3:00 PM in Lafayette (12:00 PM to 6:00 PM in Rio de Janeiro), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Rio de Janeiro compared with Lafayette, CO?
The new day starts in Rio de Janeiro earlier: at 9:00 PM in Lafayette it is already midnight there. Until 3:00 AM in Rio de Janeiro, Lafayette is still on the previous day.
Does the time difference between Lafayette, CO, and Rio de Janeiro change?
Yes. The clocks change only in Lafayette. From November 1, 2026, Rio de Janeiro will be 4 hours ahead of Lafayette.
