Leap year starting on Sunday

This is the calendar for any leap year starting on Sunday, January 1 (dominical letter AG), such as 1956, 1984, 2012, 2040, or 2068. This is the only leap year with three occurrences of Friday the 13th (common years starting on Thursdays share this distinguishing feature). Each instance of Friday the 13th is three months apart in January, April, and July. Uniquely, these instances are also 13 weeks apart from one another.

Leap year starting on Sunday

This is the calendar for any leap year starting on Sunday, January 1 (dominical letter AG), such as 1956, 1984, 2012, 2040, or 2068. This is the only leap year with three occurrences of Friday the 13th (common years starting on Thursdays share this distinguishing feature). Each instance of Friday the 13th is three months apart in January, April, and July. Uniquely, these instances are also 13 weeks apart from one another.