Niagara Falls, NY to Calgary: time difference
Calgary is 2 h behind Niagara Falls, NY. 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.
Niagara Falls, NY 00:44 12:44 AM Calgary 22:44 10:44 PM You –:–
00:44 12:44 AM
Eastern Daylight Time · UTC-4
☀️ 07:36 · 🌙 18:27
22:44 10:44 PM
Mountain Daylight Time · UTC-6
☀️ 08:09 · 🌙 18:35
·
−2 h
Calgary is 2 h behind Niagara Falls, NY.
When you, Niagara Falls, NY 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
🇺🇸 Niagara Falls, NY
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 | 🇺🇸 Niagara Falls, NY | 🇨🇦 Calgary |
|---|---|---|
| Local time | 00:44 | 22:44 |
| Local date | Wednesday, October 21, 2026 | Tuesday, October 20, 2026 |
| Time zone | Eastern Daylight Time | Mountain Daylight Time |
| UTC offset | UTC-4 | UTC-6 |
| Offset from Niagara Falls, NY | — | −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 | 07:36 | 08:09 |
| Sunset | 18:27 | 18:35 |
| Daylight | 10 h 51 min | 10 h 26 min |
| People on this clock | 48,671 | 1,267,344 |
Compare Niagara Falls, NY with another city
More comparisons with Niagara Falls, NY: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Niagara Falls, NY and Calgary: common questions
How many hours behind Niagara Falls, NY, is Calgary?
The clocks in Calgary are 2 hours behind those in Niagara Falls (UTC−6 and UTC−4).
What time is it in Calgary at the start of the working day in Niagara Falls, NY?
The working day in Niagara Falls starts at 9:00 AM; in Calgary it is 7:00 AM at that moment.
What time is it in Calgary at the end of the working day in Niagara Falls, NY?
The working day in Niagara Falls ends at 6:00 PM; in Calgary it is 4:00 PM at that moment.
When do working hours in Niagara Falls, NY, and in Calgary overlap?
Working hours (9:00 AM–6:00 PM) overlap from 11:00 AM to 6:00 PM in Niagara Falls, 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 Niagara Falls, NY, 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 Niagara Falls.
Is the time difference between Niagara Falls, NY, and Calgary the same all year?
No. Only Niagara Falls switches to summer time, so the gap changes twice a year. From November 1, 2026, Calgary will be 1 hour behind Niagara Falls.
