Guam to Sydney Time Difference
🇬🇺 Guam is currently 1 hour ahead of 🇦🇺 Sydney. This difference varies between 0h and 1h due to Daylight Saving Time.
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Atin 🇬🇺 Guam→it will be—in 🇦🇺 Sydney
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Difference
+1h
Business overlap
8h
Distance
5,305 km
Approx. flight
6.2h
Hour-by-Hour: Guam to Sydney
| 🇬🇺 Guam | 🇦🇺 Sydney | Note |
|---|---|---|
| 12:00 AM | 1:00 AM | |
| 1:00 AM | 2:00 AM | |
| 2:00 AM | 3:00 AM | |
| 3:00 AM | 4:00 AM | |
| 4:00 AM | 5:00 AM | |
| 5:00 AM | 6:00 AM | |
| 6:00 AM | 7:00 AM | |
| 7:00 AM | 8:00 AM | |
| 8:00 AM | 9:00 AM | |
| 9:00 AM | 10:00 AM | |
| 10:00 AM | 11:00 AM | |
| 11:00 AM | 12:00 PM | |
| 12:00 PM | 1:00 PM | |
| 1:00 PM | 2:00 PM | |
| 2:00 PM | 3:00 PM | |
| 3:00 PM | 4:00 PM | |
| 4:00 PM | 5:00 PM | |
| 5:00 PM | 6:00 PM | |
| 6:00 PM | 7:00 PM | |
| 7:00 PM | 8:00 PM | |
| 8:00 PM | 9:00 PM | |
| 9:00 PM | 10:00 PM | |
| 10:00 PM | 11:00 PM | |
| 11:00 PM | 12:00 AM(next day) | Next day |
Daylight Saving Time (DST)
Sydney observes Daylight Saving Time, while Guam does not. This causes the time difference to shift between the same time and 1 hour ahead depending on the season. Currently, Guam is 1 hour ahead relative to Sydney.
Min difference
0h
Max difference
1h
Best Meeting Times
There are 8 overlapping business hours between Guam and Sydney (9 AM – 6 PM in each city).
🇬🇺 Guam
9:00 AM – 5:00 PM
🇦🇺 Sydney
10:00 AM – 6:00 PM
Frequently Asked Questions
What is the time difference between Guam and Sydney?
The time difference between Guam and Sydney is currently 1 hour ahead. Guam uses GMT+10 (UTC+10), while Sydney uses GMT+11 (UTC+11). This difference varies seasonally due to Daylight Saving Time, ranging from the same time to 1 hour ahead.
When it's noon in Guam, what time is it in Sydney?
When it's 12:00 PM (noon) in Guam, it is 1:00 PM in Sydney. Use our calculator above to convert any other time.
Does the time difference between Guam and Sydney change?
Yes, the time difference changes throughout the year. Because Sydney observes Daylight Saving Time, the offset shifts between the same time and 1 hour ahead at different times of the year.
What are the best times to schedule a call between Guam and Sydney?
The best time to call is between 9:00 AM and 5:00 PM in Guam (which is 10:00 AM – 6:00 PM in Sydney). This 8-hour window falls within business hours in both cities.
Is Guam ahead or behind Sydney?
Guam is currently 1 hour behind Sydney.
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 Sydney?
When it is midnight (12:00 AM) in Guam, it is 1:00 AM in Sydney.