Easter Sunday.

24th June, an English quarter day.

Each of the four days customarily regarded as starting a new quarter year, formerly established as a time for rents and other payments to be due, tenancies to begin and end, and various meetings and assemblies to be held.

The fortieth day of Easter, that is the Thursday 39 days after Easter.

26th January, Australia's National Day in commemoration of the foundation of the first settlement in 1788.

The time according to the clock. / A loosely specified period of time, minutes or hours in duration, especially daytime, or point in time. / The greeting appropriate to the time of day.

Saint Valentine's Day / (bingo) fourteen

(Australia) September 3, for the first flying of the Australian flag in 1901, Australian National Flag Day.

A day when a school or other workplace is closed due to weather, especially snow.

plural of ahemeral day