313 days are past since April 15, 2024
| Date | Weekday | Event | Country | Type |
|---|---|---|---|---|
| 15 Apr | Monday | Day of the Sun | North Korea | Public |
| 15 Apr | Monday | Second Day of the Lao New Year | Laos | Public |
| 15 Apr | Monday | Third Day of the Water Festival | Myanmar | Public |
| 15 Apr | Monday | Commemoration of the Birth of José de Diego | Puerto Rico | Non Public |
| 15 Apr | Monday | Seventh Day of the Festival of Breaking the Fast | Saudi Arabia | Non Public |
| 15 Apr | Monday | Queen's Birthday | Saint Helena, Ascension and Tristan da Cunha | Public |
| 15 Apr | Monday | Third Day of the Songkran Festival | Thailand | Public |
| 15 Apr | Monday | Boston Marathon | United States | Non Public |
| 15 Apr | Monday | Tax Day | United States | Non Public |