Monterrey to Watertown, SD: time difference
Watertown, SD is 1 h ahead of Monterrey. 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.
Monterrey 12:20 12:20 PM Watertown, SD 13:20 1:20 PM You –:–
12:20 12:20 PM
Central Standard Time · UTC-6
☀️ 06:43 · 🌙 18:11
13:20 1:20 PM
Central Daylight Time · UTC-5
☀️ 07:50 · 🌙 18:38
·
+1 h
Watertown, SD is 1 h ahead of Monterrey.
When you, Monterrey and Watertown, SD are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇲🇽 Monterrey
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
🇺🇸 Watertown, SD
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 | 🇲🇽 Monterrey | 🇺🇸 Watertown, SD |
|---|---|---|
| Local time | 12:20 | 13:20 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 2026 |
| Time zone | Central Standard Time | Central Daylight Time |
| UTC offset | UTC-6 | UTC-5 |
| Offset from Monterrey | — | +1 h |
| IANA zone | America/Monterrey | America/Chicago |
| Daylight saving | Not observed | On summer time → UTC-6, Nov 1, 01:00 |
| Sunrise | 06:43 | 07:50 |
| Sunset | 18:11 | 18:38 |
| Daylight | 11 h 29 min | 10 h 49 min |
| People on this clock | 1,142,994 | 31,915 |
Compare Monterrey with another city
More comparisons with Monterrey: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Monterrey and Watertown, SD: common questions
How far ahead of Monterrey is Watertown, SD?
Watertown is 1 hour ahead of Monterrey: UTC−5 against UTC−6.
What time is it in Watertown, SD, when it is 9:00 AM in Monterrey?
When it is 9:00 AM in Monterrey, it is 10:00 AM in Watertown.
If it is 6:00 PM in Monterrey, what time is it in Watertown, SD?
At 6:00 PM in Monterrey, clocks in Watertown show 7:00 PM.
Is there a time when both Monterrey and Watertown, SD, are at work?
Yes: from 9:00 AM to 5:00 PM in Monterrey (10:00 AM to 6:00 PM in Watertown), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Watertown, SD, compared with Monterrey?
The new day starts in Watertown earlier: at 11:00 PM in Monterrey it is already midnight there. Until 1:00 AM in Watertown, Monterrey is still on the previous day.
Does the time difference between Monterrey and Watertown, SD, change?
Yes. The clocks change only in Watertown. From November 1, 2026, Watertown and Monterrey will have the same time.
