Guam to Philadelphia Time Difference
🇬🇺 Guam is currently 14 hours behind of 🇺🇸 Philadelphia. This difference varies between 15h and 14h due to Daylight Saving Time.
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Atin 🇬🇺 Guam→it will be—in 🇺🇸 Philadelphia
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Difference
-14h
Business overlap
None
Distance
12,784 km
Approx. flight
15h
Hour-by-Hour: Guam to Philadelphia
| 🇬🇺 Guam | 🇺🇸 Philadelphia | Note |
|---|---|---|
| 12:00 AM | 10:00 AM | |
| 1:00 AM | 11:00 AM | |
| 2:00 AM | 12:00 PM | |
| 3:00 AM | 1:00 PM | |
| 4:00 AM | 2:00 PM | |
| 5:00 AM | 3:00 PM | |
| 6:00 AM | 4:00 PM | |
| 7:00 AM | 5:00 PM | |
| 8:00 AM | 6:00 PM | |
| 9:00 AM | 7:00 PM | |
| 10:00 AM | 8:00 PM | |
| 11:00 AM | 9:00 PM | |
| 12:00 PM | 10:00 PM | |
| 1:00 PM | 11:00 PM | |
| 2:00 PM | 12:00 AM(next day) | Next day |
| 3:00 PM | 1:00 AM(next day) | Next day |
| 4:00 PM | 2:00 AM(next day) | Next day |
| 5:00 PM | 3:00 AM(next day) | Next day |
| 6:00 PM | 4:00 AM(next day) | Next day |
| 7:00 PM | 5:00 AM(next day) | Next day |
| 8:00 PM | 6:00 AM(next day) | Next day |
| 9:00 PM | 7:00 AM(next day) | Next day |
| 10:00 PM | 8:00 AM(next day) | Next day |
| 11:00 PM | 9:00 AM(next day) | Next day |
Daylight Saving Time (DST)
Philadelphia observes Daylight Saving Time, while Guam does not. This causes the time difference to shift between 15 hours behind and 14 hours behind depending on the season. Currently, Guam is 14 hours behind relative to Philadelphia.
Min difference
15h
Max difference
14h
Best Meeting Times
There is no overlap between standard business hours (9 AM – 6 PM) in Guam and Philadelphia. Consider scheduling early morning or late evening calls to bridge the gap.
Frequently Asked Questions
What is the time difference between Guam and Philadelphia?
The time difference between Guam and Philadelphia is currently 14 hours behind. Guam uses GMT+10 (UTC+10), while Philadelphia uses EDT (UTC-4). This difference varies seasonally due to Daylight Saving Time, ranging from 15 hours behind to 14 hours behind.
When it's noon in Guam, what time is it in Philadelphia?
When it's 12:00 PM (noon) in Guam, it is 10:00 PM in Philadelphia. Use our calculator above to convert any other time.
Does the time difference between Guam and Philadelphia change?
Yes, the time difference changes throughout the year. Because Philadelphia observes Daylight Saving Time, the offset shifts between 15 hours behind and 14 hours behind at different times of the year.
What are the best times to schedule a call between Guam and Philadelphia?
There is no overlap between standard business hours (9 AM – 6 PM) in Guam and Philadelphia. Consider scheduling early morning in one city or late evening in the other to find a mutually reasonable time.
Is Guam ahead or behind Philadelphia?
Guam is currently 14 hours ahead of Philadelphia.
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 Philadelphia?
When it is midnight (12:00 AM) in Guam, it is 10:00 AM in Philadelphia.