33 BC

The year 33 BC (in the proleptic Julian calendar) started on Saturday, January 1, and ended on Sunday, December 31. It was (proleptically) a leap year.

Calendar with holidays
Holidays:
 * New Year's Day: Saturday, January 1
 * Leap Day: Tuesday, February 29
 * Halloween: Tuesday, October 31
 * New Year's Eve: Sunday, December 31