Saint Lucia · AST
Mon, 14 Sept 2026
Timezone Guide
Castries, Saint Lucia runs on UTC−4. This time zone stays fixed year-round at UTC−4 — daylight saving time is not observed. Castries 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 Castries lines up with 09:00–18:00 in New York. There is a 5-hour difference between Castries 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 Castries lines up with 14:00–18:00 in London. There is a 13-hour difference between Castries 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 Castries.
Practical Info
Castries (Saint Lucia) is home to roughly 20K people. Today brings about 13.0 hours of daylight: sunrise at 05:36, sunset at 18:36. This time zone stays fixed year-round at UTC−4 — daylight saving time is not observed. It sits in the Northern Hemisphere, about 14° north of the equator. Traffic drives on the left.
Flag
Saint Lucia
Capital
Castries 👑
Continent
North America
Time Zone
AST · America/St_Lucia
Coordinates
14.01°N, 60.99°W
Currency
XCD ($)
Calling Code
+1
Driving Side
Left
Hemisphere
Northern
Language
English
Measurement System
Metric
Did You Know?
Saint Lucia has produced two Nobel laureates — Arthur Lewis in economics and Derek Walcott in literature — from a population of under 180,000, the highest number of laureates per capita of any country.
The clock: Castries keeps UTC−4. The Pitons, two volcanic spires rising about 770 metres straight from the sea, are a UNESCO site.
Annual Daylight
Working Hours
2h overlap