The Year 2004
Jan 1 was a
Thursday
Dec 31 was a
Friday
Leap year?
Yes (366 days)
Chinese zodiac
Monkey
How Each Month of 2004 Starts
| Month | 1st falls on | Days | |
|---|---|---|---|
| January | Thursday | 31 | View January 1 → |
| February | Sunday | 29 | View February 1 → |
| March | Monday | 31 | View March 1 → |
| April | Thursday | 30 | View April 1 → |
| May | Saturday | 31 | View May 1 → |
| June | Tuesday | 30 | View June 1 → |
| July | Thursday | 31 | View July 1 → |
| August | Sunday | 31 | View August 1 → |
| September | Wednesday | 30 | View September 1 → |
| October | Friday | 31 | View October 1 → |
| November | Monday | 30 | View November 1 → |
| December | Wednesday | 31 | View December 1 → |
About the Year 2004
2004 was a leap year of 366 days in the Gregorian calendar, beginning on a Thursday and ending on a Friday. In the Chinese zodiac, 2004 corresponds to the Year of the Monkey — though the zodiac year actually begins at Chinese New Year (late January or February), not January 1. Use the month table above to jump to any date and see its holidays, historical events, and conversions across 10+ calendar systems.