First weekday
Monday
Last weekday
Wednesday
December 2025 in Guinea-Bissau has 31 days, begins on Monday, ends on Wednesday, and includes 5 local holidays.
Online calendar
View the full December 2025 calendar for Guinea-Bissau with local holidays, month facts, and quick links to nearby dates.
Guinea-Bissau time
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Guinea-Bissau December 2025 Calendar
First weekday
Monday
Last weekday
Wednesday
December 2025 in Guinea-Bissau has 31 days, begins on Monday, ends on Wednesday, and includes 5 local holidays.