September 2025 – January 2025 Calendar Week. The year 2025 has got 52 calendar weeks and starts on wednesday, january 1st. Blank calendar 2025, free download, editable, printable 2025 calendars with week numbers, us federal holidays, space for notes in word (.docx), pdf (.pdf), excel (.xlsx).

The online calendar can be viewed or printed. Neighboring months are separated by color.