Guam to Hong Kong: time difference
Hong Kong is 2 h behind Guam. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇭🇰 Hong Kong, Hong Kong (China)
34
- Hong Kong Standard Time
- UTC+8
- Daytime
☀️ 06:18 · 🌙 18:04 · 11 h 46 min
−2 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Guam 11:31 11:31 AM Hong Kong 09:31 9:31 AM You –:–
11:31 11:31 AM
Chamorro Standard Time · UTC+10
☀️ 06:12 · 🌙 18:06
09:31 9:31 AM
Hong Kong Standard Time · UTC+8
☀️ 06:18 · 🌙 18:04
·
−2 h
Hong Kong is 2 h behind Guam.
When you, Guam and Hong Kong are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇬🇺 Guam
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇭🇰 Hong Kong
22 10 PM 23 11 PM 0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇬🇺 Guam | 🇭🇰 Hong Kong |
|---|---|---|
| Local time | 11:31 | 09:31 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Chamorro Standard Time | Hong Kong Standard Time |
| UTC offset | UTC+10 | UTC+8 |
| Offset from Guam | — | −2 h |
| IANA zone | Pacific/Guam | Asia/Hong Kong |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:12 | 06:18 |
| Sunset | 18:06 | 18:04 |
| Daylight | 11 h 55 min | 11 h 46 min |
| People on this clock | 153,836 | 1,367,900 |
Compare Guam with another city
More comparisons with Guam: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Guam and Hong Kong: common questions
How far behind Guam is Hong Kong?
Hong Kong is 2 hours behind Guam: UTC+8 against UTC+10.
What time is it in Hong Kong at the start of the working day in Guam?
The working day in Guam starts at 9:00 AM; in Hong Kong it is 7:00 AM at that moment.
If it is 6:00 PM in Guam, what time is it in Hong Kong?
At 6:00 PM in Guam, clocks in Hong Kong show 4:00 PM.
Is there a time when both Guam and Hong Kong are at work?
Yes: from 11:00 AM to 6:00 PM in Guam (9:00 AM to 4:00 PM in Hong Kong), the working days (9:00 AM–6:00 PM) overlap.
When is it still the previous day in Hong Kong?
Until 2:00 AM in Guam it is still the previous day in Hong Kong. The other way round, from 10:00 PM in Hong Kong it is already the next day in Guam.
Does the time gap between Guam and Hong Kong change during the year?
No, the clocks change neither in Guam nor in Hong Kong, so the gap is 2 hours all year round.
