Guam to Kolkata Time Difference
🇬🇺 Guam is currently 4.5 hours behind of 🇮🇳 Kolkata.
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Atin 🇬🇺 Guam→it will be—in 🇮🇳 Kolkata
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Difference
-4.5h
Business overlap
5h
Distance
6,020 km
Approx. flight
7.1h
Hour-by-Hour: Guam to Kolkata
| 🇬🇺 Guam | 🇮🇳 Kolkata | Note |
|---|---|---|
| 12:00 AM | 7:30 PM(prev day) | Previous day |
| 1:00 AM | 8:30 PM(prev day) | Previous day |
| 2:00 AM | 9:30 PM(prev day) | Previous day |
| 3:00 AM | 10:30 PM(prev day) | Previous day |
| 4:00 AM | 11:30 PM(prev day) | Previous day |
| 5:00 AM | 12:30 AM | |
| 6:00 AM | 1:30 AM | |
| 7:00 AM | 2:30 AM | |
| 8:00 AM | 3:30 AM | |
| 9:00 AM | 4:30 AM | |
| 10:00 AM | 5:30 AM | |
| 11:00 AM | 6:30 AM | |
| 12:00 PM | 7:30 AM | |
| 1:00 PM | 8:30 AM | |
| 2:00 PM | 9:30 AM | |
| 3:00 PM | 10:30 AM | |
| 4:00 PM | 11:30 AM | |
| 5:00 PM | 12:30 PM | |
| 6:00 PM | 1:30 PM | |
| 7:00 PM | 2:30 PM | |
| 8:00 PM | 3:30 PM | |
| 9:00 PM | 4:30 PM | |
| 10:00 PM | 5:30 PM | |
| 11:00 PM | 6:30 PM |
Daylight Saving Time (DST)
Neither Guam nor Kolkata observes Daylight Saving Time. The time difference is always 4.5 hours behind.
Best Meeting Times
There are 5 overlapping business hours between Guam and Kolkata (9 AM – 6 PM in each city).
🇬🇺 Guam
1:00 PM – 6:00 PM
🇮🇳 Kolkata
8:30 AM – 1:30 PM
Frequently Asked Questions
What is the time difference between Guam and Kolkata?
The time difference between Guam and Kolkata is currently 4.5 hours behind. Guam uses GMT+10 (UTC+10), while Kolkata uses GMT+5:30 (UTC+5:30).
When it's noon in Guam, what time is it in Kolkata?
When it's 12:00 PM (noon) in Guam, it is 7:30 AM in Kolkata. Use our calculator above to convert any other time.
Does the time difference between Guam and Kolkata change?
No. The time difference between Guam and Kolkata is always 4.5 hours behind — neither city observes Daylight Saving Time, so the offset never changes.
What are the best times to schedule a call between Guam and Kolkata?
The best time to call is between 1:00 PM and 6:00 PM in Guam (which is 8:30 AM – 1:30 PM in Kolkata). This 5-hour window falls within business hours in both cities.
Is Guam ahead or behind Kolkata?
Guam is currently 4.5 hours ahead of Kolkata.
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 Kolkata?
When it is midnight (12:00 AM) in Guam, it is 7:30 PM in Kolkata.