Clock changes worldwide › Guinea-Bissau

Does Guinea-Bissau have daylight saving time?

No. Guinea-Bissau does not change its clocks. It stays on GMT, UTC+0 all year.

Guinea-Bissau has not used daylight saving time since at least 1970. Its standard time changed more recently, in 1975.

More: current time in Guinea-Bissau · every country's clock changes · time zone converter · daylight saving time explained

Questions people ask

Does Guinea-Bissau have daylight saving time?

No. Guinea-Bissau does not change its clocks. It stays on GMT, UTC+0 all year.

When did Guinea-Bissau last change its clocks?

Guinea-Bissau has not used daylight saving time since at least 1970. Its standard time changed more recently, in 1975.

What time zone is Guinea-Bissau in?

Guinea-Bissau uses UTC+0. See the current time in Guinea-Bissau.

Source: IANA time zone database, version 2026e, the same data phones and computers use. History is shown from 1970, the period the database documents reliably.