Seattle to Guam Time Difference
🇺🇸 Seattle is currently 17 hours ahead of 🇬🇺 Guam. This difference varies between 17h and 18h due to Daylight Saving Time.
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Difference
+17h
Business overlap
None
Distance
9,120 km
Approx. flight
10.7h
Hour-by-Hour: Seattle to Guam
| 🇺🇸 Seattle | 🇬🇺 Guam | Note |
|---|---|---|
| 12:00 AM | 5:00 PM(prev day) | Previous day |
| 1:00 AM | 6:00 PM(prev day) | Previous day |
| 2:00 AM | 7:00 PM(prev day) | Previous day |
| 3:00 AM | 8:00 PM(prev day) | Previous day |
| 4:00 AM | 9:00 PM(prev day) | Previous day |
| 5:00 AM | 10:00 PM(prev day) | Previous day |
| 6:00 AM | 11:00 PM(prev day) | Previous day |
| 7:00 AM | 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 |
Daylight Saving Time (DST)
Seattle observes Daylight Saving Time, while Guam does not. This causes the time difference to shift between 17 hours ahead and 18 hours ahead depending on the season. Currently, Seattle is 17 hours ahead relative to Guam.
Min difference
17h
Max difference
18h
Best Meeting Times
There is no overlap between standard business hours (9 AM – 6 PM) in Seattle and Guam. Consider scheduling early morning or late evening calls to bridge the gap.
Frequently Asked Questions
What is the time difference between Seattle and Guam?
The time difference between Seattle and Guam is currently 17 hours ahead. Seattle uses PDT (UTC-7), while Guam uses GMT+10 (UTC+10). This difference varies seasonally due to Daylight Saving Time, ranging from 17 hours ahead to 18 hours ahead.
When it's noon in Seattle, what time is it in Guam?
When it's 12:00 PM (noon) in Seattle, it is 5:00 AM in Guam. Use our calculator above to convert any other time.
Does the time difference between Seattle and Guam change?
Yes, the time difference changes throughout the year. Because Seattle observes Daylight Saving Time, the offset shifts between 17 hours ahead and 18 hours ahead at different times of the year.
What are the best times to schedule a call between Seattle and Guam?
There is no overlap between standard business hours (9 AM – 6 PM) in Seattle and Guam. Consider scheduling early morning in one city or late evening in the other to find a mutually reasonable time.
Is Seattle ahead or behind Guam?
Seattle is currently 17 hours behind Guam.
What time zone is Seattle in?
Seattle is in the America/Los Angeles time zone, currently using PDT (UTC-7). Seattle observes Daylight Saving Time, so the offset changes twice a year.
What time is midnight in Seattle in Guam?
When it is midnight (12:00 AM) in Seattle, it is 5:00 PM in Guam.