San José to Guam Time Difference
🇨🇷 San José is currently 16 hours ahead of 🇬🇺 Guam.
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Atin 🇨🇷 San José→it will be—in 🇬🇺 Guam
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Difference
+16h
Business overlap
None
Distance
14,027 km
Approx. flight
16.5h
Hour-by-Hour: San José to Guam
| 🇨🇷 San José | 🇬🇺 Guam | Note |
|---|---|---|
| 12:00 AM | 4:00 PM(prev day) | Previous day |
| 1:00 AM | 5:00 PM(prev day) | Previous day |
| 2:00 AM | 6:00 PM(prev day) | Previous day |
| 3:00 AM | 7:00 PM(prev day) | Previous day |
| 4:00 AM | 8:00 PM(prev day) | Previous day |
| 5:00 AM | 9:00 PM(prev day) | Previous day |
| 6:00 AM | 10:00 PM(prev day) | Previous day |
| 7:00 AM | 11:00 PM(prev day) | Previous day |
| 8:00 AM | 12:00 AM | |
| 9:00 AM | 1:00 AM | |
| 10:00 AM | 2:00 AM | |
| 11:00 AM | 3:00 AM | |
| 12:00 PM | 4:00 AM | |
| 1:00 PM | 5:00 AM | |
| 2:00 PM | 6:00 AM | |
| 3:00 PM | 7:00 AM | |
| 4:00 PM | 8:00 AM | |
| 5:00 PM | 9:00 AM | |
| 6:00 PM | 10:00 AM | |
| 7:00 PM | 11:00 AM | |
| 8:00 PM | 12:00 PM | |
| 9:00 PM | 1:00 PM | |
| 10:00 PM | 2:00 PM | |
| 11:00 PM | 3:00 PM |
Daylight Saving Time (DST)
Neither San José nor Guam observes Daylight Saving Time. The time difference is always 16 hours ahead.
Best Meeting Times
There is no overlap between standard business hours (9 AM – 6 PM) in San José and Guam. Consider scheduling early morning or late evening calls to bridge the gap.
Frequently Asked Questions
What is the time difference between San José and Guam?
The time difference between San José and Guam is currently 16 hours ahead. San José uses CST (UTC-6), while Guam uses GMT+10 (UTC+10).
When it's noon in San José, what time is it in Guam?
When it's 12:00 PM (noon) in San José, it is 4:00 AM in Guam. Use our calculator above to convert any other time.
Does the time difference between San José and Guam change?
No. The time difference between San José and Guam is always 16 hours ahead — neither city observes Daylight Saving Time, so the offset never changes.
What are the best times to schedule a call between San José and Guam?
There is no overlap between standard business hours (9 AM – 6 PM) in San José and Guam. Consider scheduling early morning in one city or late evening in the other to find a mutually reasonable time.
Is San José ahead or behind Guam?
San José is currently 16 hours behind Guam.
What time zone is San José in?
San José is in the America/Costa Rica time zone, currently using CST (UTC-6). San José does not observe Daylight Saving Time.
What time is midnight in San José in Guam?
When it is midnight (12:00 AM) in San José, it is 4:00 PM in Guam.