Chiang Mai to Grimsby: time difference
Grimsby is 11 h behind Chiang Mai. 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.
Chiang Mai 06:58 6:58 AM Grimsby 19:58 7:58 PM You –:–
06:58 6:58 AM
Indochina Time · UTC+7
☀️ 06:18 · 🌙 18:03
19:58 7:58 PM
Eastern Daylight Time · UTC-4
☀️ 07:31 · 🌙 18:39
·
−11 h
Grimsby is 11 h behind Chiang Mai.
When you, Chiang Mai and Grimsby are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇹🇭 Chiang Mai
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
🇨🇦 Grimsby
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 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇹🇭 Chiang Mai | 🇨🇦 Grimsby |
|---|---|---|
| Local time | 06:58 | 19:58 |
| Local date | Thursday, October 15, 2026 | Wednesday, October 14, 2026 |
| Time zone | Indochina Time | Eastern Daylight Time |
| UTC offset | UTC+7 | UTC-4 |
| Offset from Chiang Mai | — | −11 h |
| IANA zone | Asia/Bangkok | America/Toronto |
| Daylight saving | Not observed | On summer time → UTC-5, Nov 1, 01:00 |
| Sunrise | 06:18 | 07:31 |
| Sunset | 18:03 | 18:39 |
| Daylight | 11 h 44 min | 11 h 7 min |
| People on this clock | 127,240 | 28,883 |
Compare Chiang Mai with another city
More comparisons with Chiang Mai: the time zones next to it and the far side of the clock.
Big time differences
Chiang Mai and Grimsby: common questions
What is the time difference between Chiang Mai and Grimsby?
Grimsby is 11 hours behind: it uses UTC−4, while Chiang Mai is on UTC+7.
What time is it in Grimsby when it is 9:00 AM in Chiang Mai?
When it is 9:00 AM in Chiang Mai, it is 10:00 PM (the previous day) in Grimsby.
What time is it in Grimsby when it is 6:00 PM in Chiang Mai?
When it is 6:00 PM in Chiang Mai, it is 7:00 AM in Grimsby.
When is a good time to call Grimsby from Chiang Mai?
Working hours (9:00 AM–6:00 PM) in Chiang Mai and in Grimsby do not overlap. At 9:00 AM in Chiang Mai it is 10:00 PM (the previous day) in Grimsby; when the working day starts in Grimsby, it is 8:00 PM in Chiang Mai.
When is it still the previous day in Grimsby?
Until 11:00 AM in Chiang Mai it is still the previous day in Grimsby. The other way round, from 1:00 PM in Grimsby it is already the next day in Chiang Mai.
Is the time difference between Chiang Mai and Grimsby the same all year?
No. Only Grimsby switches to summer time, so the gap changes twice a year. From November 1, 2026, Grimsby will be 12 hours behind Chiang Mai.
