Calendar

IST monthly and yearly calendar, add notes, customize your calendar, and print a calendar for any month or year.

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About IST Calendar

IST Calendar is part of the IST Time platform and is built to provide clear and accurate calendar information in a simple format. The tool is based on the modern Gregorian calendar system, which divides the year into 12 months and organizes time into days and weeks used worldwide.

Our goal is to make calendar information easy to access for anyone who needs to quickly check a date, confirm the day of the week, view a monthly layout, or print a calendar for personal use.

Calendar FAQs

  1. How many months are in a year?

    12 months.

  2. How many days are in a year?

    365 days in a common year, 366 days in a leap year.

  3. What is a leap year?

    A leap year is a year with 366 days, occurring every 4 years, when February has 29 days.

  4. How many weeks are in a year?

    52 weeks and 1 day (or 2 days in a leap year).

  5. Who introduced the Gregorian calendar?

    Pope Gregory XIII in 1582.

  6. How many days are in each month?

    January – 31, February – 28/29, March – 31, April – 30, May – 31, June – 30, July – 31, August – 31, September – 30, October – 31, November – 30, December – 31

  7. How many months have 30 days?

    Four months: April, June, September, November.

  8. How many months have 31 days?

    Seven months: January, March, May, July, August, October, December.

  9. Which month has the least days?

    February.

  10. How to add notes and print your calendar?

    You can also add personal notes directly to the calendar. Simply click on any date, a small pop-up will appear where you can write your note. After adding the note, click OK or Save, and it will stay saved in the calendar. You can then print the calendar with your notes or keep it saved online for later use.