Guinea-Bissau · GMT
Tue, 15 Sept 2026
Timezone Guide
Bissau, Guinea-Bissau runs on UTC+0. This time zone stays fixed year-round at UTC+0 — daylight saving time is not observed. There is a 4-hour difference between Bissau and New York. Standard 9-to-6 working hours overlap for about 5 hours a day with New York. A good time to connect: 13:00–18:00 in Bissau lines up with 09:00–14:00 in New York. There is a 1-hour difference between Bissau and London. Standard 9-to-6 working hours overlap for about 8 hours a day with London. A good time to connect: 09:00–17:00 in Bissau lines up with 10:00–18:00 in London. There is a 9-hour difference between Bissau 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 Reykjavík, Accra, Dakar. Keeping these offsets in mind makes it easier to schedule calls or travel to and from Bissau.
Practical Info
Bissau (Guinea-Bissau) is home to roughly 490K people. Today brings about 12.8 hours of daylight: sunrise at 06:42, sunset at 19:30. This time zone stays fixed year-round at UTC+0 — daylight saving time is not observed. It sits in the Northern Hemisphere, about 12° north of the equator. Traffic drives on the right.
Flag
Guinea-Bissau
Capital
Bissau 👑
Continent
Africa
Time Zone
GMT · Africa/Bissau
Coordinates
11.86°N, 15.60°W
Currency
XOF (CFA)
Calling Code
+245
Driving Side
Right
Hemisphere
Northern
Language
Portuguese
Measurement System
Metric
Did You Know?
The Bijagós archipelago off Bissau holds 88 islands, around twenty of them inhabited, and is a UNESCO biosphere reserve. Its Bijagó society is matrilineal, with women choosing husbands and holding religious authority.
The clock: Bissau keeps UTC+0. Guinea-Bissau produces a large share of the world's cashew nuts, which dominate its exports.
Annual Daylight
Working Hours
6h overlap