Monthly Calendar Generator
Create a printable monthly calendar for any month and year. Customize the start day, color theme, and layout, then download a PDF or print directly.
How to Use This Calendar Generator
- Select the month and year you want to generate.
- Choose whether weeks start on Sunday or Monday — important for different countries and organizations.
- Pick a color theme for the header row.
- Optionally show ISO week numbers in the left margin, useful for project planning.
- Click Preview Calendar to see a live preview, then Download PDF to save a printable landscape letter PDF.
Uses for Monthly Calendars
A one-page monthly calendar is one of the most practical planning tools available. Common uses include:
- Hanging in a kitchen, office, or classroom to track appointments and events
- Planning content or editorial schedules
- Classroom attendance or assignment tracking
- Personal goal tracking (habit grids)
- Project milestone planning alongside a Timeline Maker
Sunday vs. Monday Start
In the United States, Canada, and several other countries, calendars traditionally start on Sunday. In most of Europe, Latin America, and international ISO 8601 standard, Monday is considered the first day of the week. ISO week numbering (used in project management and many European countries) defines Week 1 as the week containing the first Thursday of January.
Frequently Asked Questions
Can I edit the calendar after downloading?
The PDF is a flat image-style export. For editable calendars, consider opening the PDF in a tool like Adobe Acrobat, or copying the layout to a spreadsheet or word processor.
What paper size does the PDF use?
The PDF uses US Letter (8.5 × 11 inches) in landscape orientation, which gives the widest view of all 7 columns. It prints well on standard letter paper at 100% scale with no margins adjustment needed.
How are ISO week numbers calculated?
ISO week numbers follow ISO 8601: Week 1 is the week containing the first Thursday of the year, and weeks always start on Monday. When you select Monday as the week start and enable week numbers, the numbers shown are ISO-standard week numbers.
Does it work for any year?
Yes — the calendar is generated entirely from JavaScript's Date object, which supports years from 100 to 9999 reliably. Enter any year between 1900 and 2100 for best results.
