Gaithersburg, MD to Calgary: time difference
Calgary is 2 h behind Gaithersburg, MD. 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.
Gaithersburg, MD 10:42 10:42 AM Calgary 08:42 8:42 AM You –:–
10:42 10:42 AM
Eastern Daylight Time · UTC-4
☀️ 07:21 · 🌙 18:29
08:42 8:42 AM
Mountain Daylight Time · UTC-6
☀️ 08:04 · 🌙 18:41
·
−2 h
Calgary is 2 h behind Gaithersburg, MD.
When you, Gaithersburg, MD 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
🇺🇸 Gaithersburg, MD
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
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇺🇸 Gaithersburg, MD | 🇨🇦 Calgary |
|---|---|---|
| Local time | 10:42 | 08:42 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Eastern Daylight Time | Mountain Daylight Time |
| UTC offset | UTC-4 | UTC-6 |
| Offset from Gaithersburg, MD | — | −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 | 07:21 | 08:04 |
| Sunset | 18:29 | 18:41 |
| Daylight | 11 h 8 min | 10 h 37 min |
| People on this clock | 69,657 | 1,267,344 |
Compare Gaithersburg, MD with another city
More comparisons with Gaithersburg, MD: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Gaithersburg, MD and Calgary: common questions
How many hours behind Gaithersburg, MD, is Calgary?
The clocks in Calgary are 2 hours behind those in Gaithersburg (UTC−6 and UTC−4).
If it is 9:00 AM in Gaithersburg, MD, what time is it in Calgary?
At 9:00 AM in Gaithersburg, clocks in Calgary show 7:00 AM.
What time is it in Calgary at the end of the working day in Gaithersburg, MD?
The working day in Gaithersburg ends at 6:00 PM; in Calgary it is 4:00 PM at that moment.
When is a good time to call Calgary from Gaithersburg, MD?
Between 11:00 AM and 6:00 PM in Gaithersburg – that is 9:00 AM to 4:00 PM in Calgary – both places are within working hours (9:00 AM–6:00 PM).
Until what time in Gaithersburg, MD, is it still yesterday in Calgary?
Before 2:00 AM in Gaithersburg, the date in Calgary has not changed yet. From 10:00 PM in Calgary, it is already the next day in Gaithersburg.
Is the time difference between Gaithersburg, MD, and Calgary the same all year?
No. Only Gaithersburg switches to summer time, so the gap changes twice a year. From November 1, 2026, Calgary will be 1 hour behind Gaithersburg.
