2018 Time Zones - San Juan
The graph above shows that there is no clock change in San Juan during 2018.
Time Changes in San Juan Over the Years
Daylight Saving Time (DST) changes do not necessarily occur on the same date every year.
|Year||Date & Time||Abbreviation||Time Change||Offset After|
|2010 — 2019||No changes, UTC -4 hours all of the period|
|* All times are local San Juan time.|