Time difference between Ko Samui and San Juan
Compare the current local time in Ko Samui and San Juan, see when your working hours overlap, and convert any specific hour between the two timezones.
How do I convert a specific time?
What's the working-hours overlap?
When Ko Samui's 9:00–17:00 business hours overlap with San Juan's.
How do you schedule across Ko Samui and San Juan?
Scheduling between Ko Samui and San Juan is hard. Their standard business hours do not overlap on the same day, with the smallest gap running 3 hours between Ko Samui closing at 17:00 local and San Juan opening at 09:00 local. Practical bridging slots: an early San Juan start at 06:00 (catching Ko Samui just at close, 17:00), or a late Ko Samui call at 20:00 (catching San Juan at opening, 09:00).
What's the quick reference?
| 🇹🇭 Ko Samui | 🇵🇷 San Juan | In San Juan 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 | — | — |
What's the daylight saving status?
🇹🇭 Ko Samui
Ko Samui does not observe daylight saving time. The local offset is fixed year-round.
🇵🇷 San Juan
San Juan does not observe daylight saving time. The local offset is fixed year-round.