Monterrey to South Portland, ME: time difference
South Portland, ME 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 06:38 6:38 AM South Portland, ME 07:38 7:38 AM You –:–
06:38 6:38 AM
Central Standard Time · UTC-6
☀️ 06:56 · 🌙 17:56
07:38 7:38 AM
Eastern Standard Time · UTC-5
☀️ 06:29 · 🌙 16:22
·
+1 h
South Portland, ME is 1 h ahead of Monterrey.
When you, Monterrey and South Portland, ME 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
🇺🇸 South Portland, ME
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
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Time zones side by side
| Detail | 🇲🇽 Monterrey | 🇺🇸 South Portland, ME |
|---|---|---|
| Local time | 06:38 | 07:38 |
| Local date | Tuesday, November 10, 2026 | Tuesday, November 10, 2026 |
| Time zone | Central Standard Time | Eastern Standard Time |
| UTC offset | UTC-6 | UTC-5 |
| Offset from Monterrey | — | +1 h |
| IANA zone | America/Monterrey | America/New York |
| Daylight saving | Not observed | On standard time → UTC-4, Mar 14, 03:00 |
| Sunrise | 06:56 | 06:29 |
| Sunset | 17:56 | 16:22 |
| Daylight | 10 h 59 min | 9 h 53 min |
| People on this clock | 1,142,994 | 26,498 |
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 South Portland, ME: common questions
What is the time difference between Monterrey and South Portland, ME?
South Portland is 1 hour ahead: it uses UTC−5, while Monterrey is on UTC−6.
What time is it in South Portland, ME, at the start of the working day in Monterrey?
The working day in Monterrey starts at 9:00 AM; in South Portland it is 10:00 AM at that moment.
What time is it in South Portland, ME, when it is 6:00 PM in Monterrey?
When it is 6:00 PM in Monterrey, it is 7:00 PM in South Portland.
When is a good time to call South Portland, ME, from Monterrey?
Between 9:00 AM and 5:00 PM in Monterrey – that is 10:00 AM to 6:00 PM in South Portland – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in South Portland, ME, compared with Monterrey?
The new day starts in South Portland earlier: at 11:00 PM in Monterrey it is already midnight there. Until 1:00 AM in South Portland, Monterrey is still on the previous day.
Does the time difference between Monterrey and South Portland, ME, change?
Yes. The clocks change only in South Portland. From March 14, 2027, South Portland will be 2 hours ahead of Monterrey.
