Time difference between Guam and Sydney
Compare the current local time in Guam and Sydney, see when your working hours overlap, and convert any specific hour between the two timezones.
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Convert a specific time
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Working-hours overlap
When Guam's 9:00–17:00 business hours overlap with Sydney's.
Guam working hours
Sydney working hours
Overlap (both working)
🇬🇺 Guam
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🇦🇺 Sydney
Scheduling across Guam and Sydney
Working across Guam and Sydney is very easy. Their standard business hours overlap for around 8 hours every day, from 09:00 to 17:00 in Guam (09:00 to 17:00 in Sydney). Meetings can sit comfortably inside the regular working day on both sides.
Quick reference
| 🇬🇺 Guam | 🇦🇺 Sydney | In Sydney it's… |
|---|---|---|
| 06:00 — Early morning | — | — |
| 09:00 — Start of work | — | — |
| 12:00 — Lunchtime | — | — |
| 15:00 — Mid-afternoon | — | — |
| 17:00 — End of work | — | — |
| 20:00 — Evening | — | — |
Daylight saving status
🇬🇺 Guam
Guam does not observe daylight saving time. The local offset is fixed year-round.
🇦🇺 Sydney
Currently in AEST (standard time)
Clocks go forward to AEDT
on Saturday 3 October 2026