Highlands Ranch, CO to Rio de Janeiro: time difference
Rio de Janeiro is 3 h ahead of Highlands Ranch, 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.
Highlands Ranch, CO 19:21 7:21 PM Rio de Janeiro 22:21 10:21 PM You –:–
19:21 7:21 PM
Mountain Daylight Time · UTC-6
☀️ 07:17 · 🌙 18:14
22:21 10:21 PM
Brasilia Standard Time · UTC-3
☀️ 05:16 · 🌙 18:00
·
+3 h
Rio de Janeiro is 3 h ahead of Highlands Ranch, CO.
When you, Highlands Ranch, 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
🇺🇸 Highlands Ranch, 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
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Time zones side by side
| Detail | 🇺🇸 Highlands Ranch, CO | 🇧🇷 Rio de Janeiro |
|---|---|---|
| Local time | 19:21 | 22:21 |
| 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 Highlands Ranch, 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 | 05:16 |
| Sunset | 18:14 | 18:00 |
| Daylight | 10 h 57 min | 12 h 44 min |
| People on this clock | — | 6,211,223 |
Compare Highlands Ranch, CO with another city
More comparisons with Highlands Ranch, CO: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Highlands Ranch, CO and Rio de Janeiro: common questions
What is the time difference between Highlands Ranch, CO, and Rio de Janeiro?
Rio de Janeiro is 3 hours ahead: it uses UTC−3, while Highlands Ranch is on UTC−6.
What time is it in Rio de Janeiro when it is 9:00 AM in Highlands Ranch, CO?
When it is 9:00 AM in Highlands Ranch, it is 12:00 PM in Rio de Janeiro.
If it is 6:00 PM in Highlands Ranch, CO, what time is it in Rio de Janeiro?
At 6:00 PM in Highlands Ranch, clocks in Rio de Janeiro show 9:00 PM.
When do working hours in Highlands Ranch, CO, and in Rio de Janeiro overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 3:00 PM in Highlands Ranch, which is 12:00 PM to 6:00 PM in Rio de Janeiro.
From what time in Highlands Ranch, CO, is it tomorrow in Rio de Janeiro?
Once it is 9:00 PM in Highlands Ranch, the date in Rio de Janeiro has already changed. Until 3:00 AM in Rio de Janeiro, it is still the previous day in Highlands Ranch.
Does the time difference between Highlands Ranch, CO, and Rio de Janeiro change?
Yes. The clocks change only in Highlands Ranch. From November 1, 2026, Rio de Janeiro will be 4 hours ahead of Highlands Ranch.
