Watertown, SD to Rio de Janeiro: time difference
Rio de Janeiro is 2 h ahead of Watertown, SD. Live clocks for both, the working hours they share, and how each one sits against your own time.
+2 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Watertown, SD 11:43 11:43 AM Rio de Janeiro 13:43 1:43 PM You –:–
11:43 11:43 AM
Central Daylight Time · UTC-5
☀️ 07:50 · 🌙 18:38
13:43 1:43 PM
Brasilia Standard Time · UTC-3
☀️ 05:18 · 🌙 17:59
·
+2 h
Rio de Janeiro is 2 h ahead of Watertown, SD.
When you, Watertown, SD 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
🇺🇸 Watertown, SD
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
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 1 1 AM
📍 Your time
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Time zones side by side
| Detail | 🇺🇸 Watertown, SD | 🇧🇷 Rio de Janeiro |
|---|---|---|
| Local time | 11:43 | 13:43 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 2026 |
| Time zone | Central Daylight Time | Brasilia Standard Time |
| UTC offset | UTC-5 | UTC-3 |
| Offset from Watertown, SD | — | +2 h |
| IANA zone | America/Chicago | America/Sao Paulo |
| Daylight saving | On summer time → UTC-6, Nov 1, 01:00 | Not observed |
| Sunrise | 07:50 | 05:18 |
| Sunset | 18:38 | 17:59 |
| Daylight | 10 h 49 min | 12 h 41 min |
| People on this clock | 31,915 | 6,211,223 |
Compare Watertown, SD with another city
More comparisons with Watertown, SD: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Watertown, SD and Rio de Janeiro: common questions
What is the time difference between Watertown, SD, and Rio de Janeiro?
Rio de Janeiro is 2 hours ahead: it uses UTC−3, while Watertown is on UTC−5.
What time is it in Rio de Janeiro when it is 9:00 AM in Watertown, SD?
When it is 9:00 AM in Watertown, it is 11:00 AM in Rio de Janeiro.
If it is 6:00 PM in Watertown, SD, what time is it in Rio de Janeiro?
At 6:00 PM in Watertown, clocks in Rio de Janeiro show 8:00 PM.
When do working hours in Watertown, SD, and in Rio de Janeiro overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 4:00 PM in Watertown, which is 11:00 AM to 6:00 PM in Rio de Janeiro.
From what time in Watertown, SD, is it tomorrow in Rio de Janeiro?
Once it is 10:00 PM in Watertown, the date in Rio de Janeiro has already changed. Until 2:00 AM in Rio de Janeiro, it is still the previous day in Watertown.
Does the time difference between Watertown, SD, and Rio de Janeiro change?
Yes. The clocks change only in Watertown. From November 1, 2026, Rio de Janeiro will be 3 hours ahead of Watertown.
