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Definitions and Terms US & Canadian Holidays
Days Between Dates

Calendar Comparisons

Calendars by Weekdays

Day of the Year

This Day In History

Day of the Year - Leap Year

Table of Seasons

Zodiac Calendar



Time Units

Calendar Comparisons

Julian vs Gregorian

Millenniums & Centuries



1990-1995

1995-2000

2000-2005

2005-2010

2010-2015

2015-2020

Holiday Determination

Holidays Trivia Quiz





Your guide for learning more about calendars!


Learn more about holiday dates, days between dates, historical calendars, and future calendars. See what day of the week your birthday will be on as far out as 50 years from now. Also find many time management tips and so much more!


Categories and Featured Information

Calendar resources offering calendar comparisons, table of seasons, this day in history, and days between dates. Other helpful resources include a detailed zodiac reference.
Definitions and terms explain the meaning of several important calendar related terms such as the leap year and the Julian and Gregorian calendars. You can also learn about time related terms such as time management strategies and time units.
Perpetual Calendars from the 19th Century, 20th Century, and 21st Century. Also find a leap year list showing all past and future years which contain a leap year
Identify US and Canadian holidays from 2005 - 2010, 2010 - 2015, and 2015 - 2020. Also find holiday determination methods to see how holidays get their dates

If you spend the time learning about managing time, you can end up saving time. -VPCalendar.net


Additional Resources


Holiday Trivia Quiz - Take the free challenge to determine how knowledgeable you are about holidays across the world.

Year Correlations allow you to quickly see what day of the week every date will be in a given year. As you will learn, each year correlates to one of 14 specific calendars.

20th and 21st Century produces links to each year from each century showing the respective calendar. This allows you to quickly see each calendar in both the 3 column and 4 column format.

The leap year throws off the calendar because the dates aren't consistent as each 4 years we get an extra day in February.

Julian Date - Review this historical and famous calendar for non leap years.

Julian Date Leap Year - Review this historical and famous calendar for leap years.




19th Century

20th Century

21st Century

Leap Years




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