Paraguay Time (PYT) is 4 hours behind Coordinated Universal Time (UTC). This time zone is in use during standard time in: South America.
See full time zone map
Summer Time & DST
Some places observe daylight saving time/summer time during the summer, and therefore use PYST (Paraguay Summer Time) in the summer.
Where and When is PYT Observed?
South American countries using PYT in the winter and PYST in the summer:
Other Time Zones in UTC -4
Some time zones exist that have the same offset as PYT, but can be found under a different name: