Stamford, CT to Calgary: time difference
Calgary is 2 h behind Stamford, CT. 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.
Stamford, CT 00:03 12:03 AM Calgary 22:03 10:03 PM You –:–
00:03 12:03 AM
Eastern Daylight Time · UTC-4
☀️ 07:09 · 🌙 18:10
22:03 10:03 PM
Mountain Daylight Time · UTC-6
☀️ 08:05 · 🌙 18:39
·
−2 h
Calgary is 2 h behind Stamford, CT.
When you, Stamford, CT and Calgary are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇺🇸 Stamford, CT
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
🇨🇦 Calgary
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 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
📍 Your time
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Time zones side by side
| Detail | 🇺🇸 Stamford, CT | 🇨🇦 Calgary |
|---|---|---|
| Local time | 00:03 | 22:03 |
| Local date | Monday, October 19, 2026 | Sunday, October 18, 2026 |
| Time zone | Eastern Daylight Time | Mountain Daylight Time |
| UTC offset | UTC-4 | UTC-6 |
| Offset from Stamford, CT | — | −2 h |
| IANA zone | America/New York | America/Edmonton |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | On summer time → UTC-7, Nov 1, 01:00 |
| Sunrise | 07:09 | 08:05 |
| Sunset | 18:10 | 18:39 |
| Daylight | 11 h 1 min | 10 h 34 min |
| People on this clock | 129,000 | 1,267,344 |
Compare Stamford, CT with another city
More comparisons with Stamford, CT: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Stamford, CT and Calgary: common questions
How far behind Stamford, CT, is Calgary?
Calgary is 2 hours behind Stamford: UTC−6 against UTC−4.
If it is 9:00 AM in Stamford, CT, what time is it in Calgary?
At 9:00 AM in Stamford, clocks in Calgary show 7:00 AM.
What time is it in Calgary at the end of the working day in Stamford, CT?
The working day in Stamford ends at 6:00 PM; in Calgary it is 4:00 PM at that moment.
When do working hours in Stamford, CT, and in Calgary overlap?
Working hours (9:00 AM–6:00 PM) overlap from 11:00 AM to 6:00 PM in Stamford, which is 9:00 AM to 4:00 PM in Calgary.
When is it still the previous day in Calgary?
Until 2:00 AM in Stamford, CT, it is still the previous day in Calgary. The other way round, from 10:00 PM in Calgary it is already the next day in Stamford.
Does the time difference between Stamford, CT, and Calgary change?
Yes. The clocks change only in Stamford. From November 1, 2026, Calgary will be 1 hour behind Stamford.
