Agana Heights to Nuku'alofa: time difference
Nuku'alofa is 3 h ahead of Agana Heights. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Agana Heights 16:53 4:53 PM Nuku'alofa 19:53 7:53 PM You –:–
16:53 4:53 PM
Chamorro Standard Time · UTC+10
☀️ 06:12 · 🌙 18:06
19:53 7:53 PM
Tonga Standard Time · UTC+13
☀️ 06:15 · 🌙 18:42
·
+3 h
Nuku'alofa is 3 h ahead of Agana Heights.
When you, Agana Heights and Nuku'alofa are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇬🇺 Agana Heights
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
🇹🇴 Nuku'alofa
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 0 12 AM 1 1 AM 2 2 AM
📍 Your time
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Time zones side by side
| Detail | 🇬🇺 Agana Heights | 🇹🇴 Nuku'alofa |
|---|---|---|
| Local time | 16:53 | 19:53 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Chamorro Standard Time | Tonga Standard Time |
| UTC offset | UTC+10 | UTC+13 |
| Offset from Agana Heights | — | +3 h |
| IANA zone | Pacific/Guam | Pacific/Tongatapu |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:12 | 06:15 |
| Sunset | 18:06 | 18:42 |
| Daylight | 11 h 55 min | 12 h 27 min |
| People on this clock | 3,940 | 24,500 |
Compare Agana Heights with another city
More comparisons with Agana Heights: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Agana Heights and Nuku'alofa: common questions
How many hours ahead of Agana Heights is Nuku'alofa?
The clocks in Nuku'alofa are 3 hours ahead of those in Agana Heights (UTC+13 and UTC+10).
What time is it in Nuku'alofa when it is 9:00 AM in Agana Heights?
When it is 9:00 AM in Agana Heights, it is 12:00 PM in Nuku'alofa.
What time is it in Nuku'alofa at the end of the working day in Agana Heights?
The working day in Agana Heights ends at 6:00 PM; in Nuku'alofa it is 9:00 PM at that moment.
When do working hours in Agana Heights and in Nuku'alofa overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 3:00 PM in Agana Heights, which is 12:00 PM to 6:00 PM in Nuku'alofa.
When is it already the next day in Nuku'alofa?
From 9:00 PM in Agana Heights it is already the next day in Nuku'alofa. The other way round, until 3:00 AM in Nuku'alofa it is still the previous day in Agana Heights.
Does the time difference between Agana Heights and Nuku'alofa change?
No. Neither place uses daylight saving time, so the difference stays 3 hours all year.
