Rock Island, IL to Monterrey: time difference
Monterrey is 1 h behind Rock Island, IL. 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.
Rock Island, IL 16:15 4:15 PM Monterrey 15:15 3:15 PM You –:–
16:15 4:15 PM
Central Daylight Time · UTC-5
☀️ 07:20 · 🌙 18:15
15:15 3:15 PM
Central Standard Time · UTC-6
☀️ 06:43 · 🌙 18:10
·
−1 h
Monterrey is 1 h behind Rock Island, IL.
When you, Rock Island, IL and Monterrey are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇺🇸 Rock Island, IL
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
🇲🇽 Monterrey
23 11 PM 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
📍 Your time
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Time zones side by side
| Detail | 🇺🇸 Rock Island, IL | 🇲🇽 Monterrey |
|---|---|---|
| Local time | 16:15 | 15:15 |
| Local date | Tuesday, October 20, 2026 | Tuesday, October 20, 2026 |
| Time zone | Central Daylight Time | Central Standard Time |
| UTC offset | UTC-5 | UTC-6 |
| Offset from Rock Island, IL | — | −1 h |
| IANA zone | America/Chicago | America/Monterrey |
| Daylight saving | On summer time → UTC-6, Nov 1, 01:00 | Not observed |
| Sunrise | 07:20 | 06:43 |
| Sunset | 18:15 | 18:10 |
| Daylight | 10 h 55 min | 11 h 27 min |
| People on this clock | 37,108 | 1,142,994 |
Compare Rock Island, IL with another city
More comparisons with Rock Island, IL: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Rock Island, IL and Monterrey: common questions
How far behind Rock Island, IL, is Monterrey?
Monterrey is 1 hour behind Rock Island: UTC−6 against UTC−5.
What time is it in Monterrey at the start of the working day in Rock Island, IL?
The working day in Rock Island starts at 9:00 AM; in Monterrey it is 8:00 AM at that moment.
If it is 6:00 PM in Rock Island, IL, what time is it in Monterrey?
At 6:00 PM in Rock Island, clocks in Monterrey show 5:00 PM.
When do working hours in Rock Island, IL, and in Monterrey overlap?
Working hours (9:00 AM–6:00 PM) overlap from 10:00 AM to 6:00 PM in Rock Island, which is 9:00 AM to 5:00 PM in Monterrey.
When is it still the previous day in Monterrey?
Until 1:00 AM in Rock Island, IL, it is still the previous day in Monterrey. The other way round, from 11:00 PM in Monterrey it is already the next day in Rock Island.
Is the time difference between Rock Island, IL, and Monterrey the same all year?
No. Only Rock Island switches to summer time, so the gap changes twice a year. From November 1, 2026, Monterrey and Rock Island will have the same time.
