Guam to Calgary Time Difference
🇬🇺 Guam is currently 16 hours behind of 🇨🇦 Calgary. This difference varies between 17h and 16h due to Daylight Saving Time.
Live Calculator
Atin 🇬🇺 Guam→it will be—in 🇨🇦 Calgary
Open full calculator →DST-accurate · shareable link
Difference
-16h
Business overlap
1h
Distance
9,608 km
Approx. flight
11.3h
Hour-by-Hour: Guam to Calgary
| 🇬🇺 Guam | 🇨🇦 Calgary | Note |
|---|---|---|
| 12:00 AM | 8:00 AM | |
| 1:00 AM | 9:00 AM | |
| 2:00 AM | 10:00 AM | |
| 3:00 AM | 11:00 AM | |
| 4:00 AM | 12:00 PM | |
| 5:00 AM | 1:00 PM | |
| 6:00 AM | 2:00 PM | |
| 7:00 AM | 3:00 PM | |
| 8:00 AM | 4:00 PM | |
| 9:00 AM | 5:00 PM | |
| 10:00 AM | 6:00 PM | |
| 11:00 AM | 7:00 PM | |
| 12:00 PM | 8:00 PM | |
| 1:00 PM | 9:00 PM | |
| 2:00 PM | 10:00 PM | |
| 3:00 PM | 11:00 PM | |
| 4:00 PM | 12:00 AM(next day) | Next day |
| 5:00 PM | 1:00 AM(next day) | Next day |
| 6:00 PM | 2:00 AM(next day) | Next day |
| 7:00 PM | 3:00 AM(next day) | Next day |
| 8:00 PM | 4:00 AM(next day) | Next day |
| 9:00 PM | 5:00 AM(next day) | Next day |
| 10:00 PM | 6:00 AM(next day) | Next day |
| 11:00 PM | 7:00 AM(next day) | Next day |
Daylight Saving Time (DST)
Calgary observes Daylight Saving Time, while Guam does not. This causes the time difference to shift between 17 hours behind and 16 hours behind depending on the season. Currently, Guam is 16 hours behind relative to Calgary.
Min difference
17h
Max difference
16h
Best Meeting Times
There are 1 overlapping business hours between Guam and Calgary (9 AM – 6 PM in each city).
🇬🇺 Guam
9:00 AM – 10:00 AM
🇨🇦 Calgary
5:00 PM – 6:00 PM
Frequently Asked Questions
What is the time difference between Guam and Calgary?
The time difference between Guam and Calgary is currently 16 hours behind. Guam uses GMT+10 (UTC+10), while Calgary uses MDT (UTC-6). This difference varies seasonally due to Daylight Saving Time, ranging from 17 hours behind to 16 hours behind.
When it's noon in Guam, what time is it in Calgary?
When it's 12:00 PM (noon) in Guam, it is 8:00 PM in Calgary. Use our calculator above to convert any other time.
Does the time difference between Guam and Calgary change?
Yes, the time difference changes throughout the year. Because Calgary observes Daylight Saving Time, the offset shifts between 17 hours behind and 16 hours behind at different times of the year.
What are the best times to schedule a call between Guam and Calgary?
The best time to call is between 9:00 AM and 10:00 AM in Guam (which is 5:00 PM – 6:00 PM in Calgary). This 1-hour window falls within business hours in both cities.
Is Guam ahead or behind Calgary?
Guam is currently 16 hours ahead of Calgary.
What time zone is Guam in?
Guam is in the Pacific/Guam time zone, currently using GMT+10 (UTC+10). Guam does not observe Daylight Saving Time.
What time is midnight in Guam in Calgary?
When it is midnight (12:00 AM) in Guam, it is 8:00 AM in Calgary.