French Guiana · GFT
Mon, 14 Sept 2026
Timezone Guide
Cayenne, French Guiana runs on UTC−3. This time zone stays fixed year-round at UTC−3 — daylight saving time is not observed. There is a 1-hour difference between Cayenne and New York. Standard 9-to-6 working hours overlap for about 8 hours a day with New York. A good time to connect: 10:00–18:00 in Cayenne lines up with 09:00–17:00 in New York. There is a 4-hour difference between Cayenne and London. Standard 9-to-6 working hours overlap for about 5 hours a day with London. A good time to connect: 09:00–14:00 in Cayenne lines up with 13:00–18:00 in London. There is a 12-hour difference between Cayenne 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 Buenos Aires, São Paulo, Santiago. Keeping these offsets in mind makes it easier to schedule calls or travel to and from Cayenne.
Practical Info
Cayenne (French Guiana) is home to roughly 65K people. Today brings about 12.4 hours of daylight: sunrise at 06:18, sunset at 18:42. This time zone stays fixed year-round at UTC−3 — daylight saving time is not observed. It sits in the Northern Hemisphere, about 5° north of the equator. Traffic drives on the right.
Flag
French Guiana
Capital
Cayenne 👑
Continent
South America
Time Zone
GFT · America/Cayenne
Coordinates
4.93°N, 52.33°W
Currency
EUR (€)
Calling Code
+594
Driving Side
Right
Hemisphere
Northern
Language
French
Measurement System
Metric
Did You Know?
The Guiana Space Centre at Kourou launches European rockets from about 5° north, close enough to the equator that the Earth's rotation adds roughly 460 m/s of free velocity eastward — worth a significant payload increase.
The clock: Cayenne keeps UTC−3, four hours behind Paris, in a département that is part of the EU and uses the euro.
Annual Daylight
Working Hours
3h overlap