Guam to Singapore: time difference
Singapore is 2 h behind Guam. Live clocks for both, the working hours they share, and how each one sits against your own time.
−2 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Guam 10:56 10:56 AM Singapore 08:56 8:56 AM You –:–
10:56 10:56 AM
Chamorro Standard Time · UTC+10
☀️ 06:12 · 🌙 18:06
08:56 8:56 AM
Singapore Standard Time · UTC+8
☀️ 06:50 · 🌙 18:55
·
−2 h
Singapore is 2 h behind Guam.
When you, Guam and Singapore 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
🇸🇬 Singapore
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 | 🇸🇬 Singapore |
|---|---|---|
| Local time | 10:56 | 08:56 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Chamorro Standard Time | Singapore Standard Time |
| UTC offset | UTC+10 | UTC+8 |
| Offset from Guam | — | −2 h |
| IANA zone | Pacific/Guam | Asia/Singapore |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:12 | 06:50 |
| Sunset | 18:06 | 18:55 |
| Daylight | 11 h 55 min | 12 h 6 min |
| People on this clock | 153,836 | 5,535,002 |
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 Singapore: common questions
How many hours behind Guam is Singapore?
The clocks in Singapore are 2 hours behind those in Guam (UTC+8 and UTC+10).
What time is it in Singapore at the start of the working day in Guam?
The working day in Guam starts at 9:00 AM; in Singapore it is 7:00 AM at that moment.
What time is it in Singapore at the end of the working day in Guam?
The working day in Guam ends at 6:00 PM; in Singapore it is 4:00 PM at that moment.
When do working hours in Guam and in Singapore overlap?
Working hours (9:00 AM–6:00 PM) overlap from 11:00 AM to 6:00 PM in Guam, which is 9:00 AM to 4:00 PM in Singapore.
Until what time in Guam is it still yesterday in Singapore?
Before 2:00 AM in Guam, the date in Singapore has not changed yet. From 10:00 PM in Singapore, it is already the next day in Guam.
Does the time difference between Guam and Singapore change?
No. Neither place uses daylight saving time, so the difference stays 2 hours all year.
