Croatia uses Central European Time (CET), which is UTC+1 during Standard Time, and Central European Summer Time (CEST), UTC+2, during Daylight Saving Time.

Yes, Croatia observes Daylight Saving Time. The clocks are set forward by 1 hour in the summer, shifting from UTC+1 (CET) to UTC+2 (CEST).

The time difference between Croatia and the United States varies depending on the U.S. time zone. For example, Croatia is 6 hours ahead of Eastern Standard Time (EST) and 9 hours ahead of Pacific Standard Time (PST) during Standard Time.

Yes, Croatia shares its time zone (CET/CEST) with several other Central European countries, including Germany, France, Italy, and Spain. Many of these countries follow the same time zone practices.