Curaçao · AST
Mon, 14 Sept 2026
Timezone Guide
Willemstad, Curaçao runs on UTC−4. This time zone stays fixed year-round at UTC−4 — daylight saving time is not observed. Willemstad and New York currently share the same clock. Standard 9-to-6 working hours overlap for about 9 hours a day with New York. A good time to connect: 09:00–18:00 in Willemstad lines up with 09:00–18:00 in New York. There is a 5-hour difference between Willemstad and London. Standard 9-to-6 working hours overlap for about 4 hours a day with London. A good time to connect: 09:00–13:00 in Willemstad lines up with 14:00–18:00 in London. There is a 13-hour difference between Willemstad and Tokyo. Standard working hours don't overlap at all with Tokyo, so meetings need an early or late slot on one side. This timezone is also shared with cities such as Toronto, Caracas, Havana. Keeping these offsets in mind makes it easier to schedule calls or travel to and from Willemstad.
Practical Info
Willemstad (Curaçao) is home to roughly 150K people. Today brings about 12.9 hours of daylight: sunrise at 06:12, sunset at 19:06. This time zone stays fixed year-round at UTC−4 — daylight saving time is not observed. It sits in the Northern Hemisphere, about 12° north of the equator. Traffic drives on the right.
Flag
Curaçao
Capital
Willemstad 👑
Continent
North America
Time Zone
AST · America/Curacao
Coordinates
12.11°N, 68.93°W
Currency
ANG (ƒ)
Calling Code
+599
Driving Side
Right
Hemisphere
Northern
Language
Dutch, Papiamento
Measurement System
Metric
Did You Know?
The Queen Emma pontoon bridge floats across St Anna Bay on sixteen pontoons and swings aside on its own engine whenever a ship comes through — several times a day since 1888. Pedestrians ride it across when it opens.
The clock: Curaçao keeps UTC−4. Its harbourfront buildings are painted in colours because a 19th-century governor, blaming his migraines on the glare, banned white.
Annual Daylight
Working Hours
2h overlap