2025 Calendar Weeks With Holidays List Price. Calendar weeks 2025 online 2025 uk calendar with week numbers include bank holidays, observances and celebrations which highlighted in yellow box. The first calendar week of 2025 starts on monday, december 30, 2024 and ends on sunday, january 5, 2025.

We’ve compiled a full list of 2025 week numbers with links to important dates. 20 rows discover our 2025 interactive calendar with all key dates and holidays.