| 1st Sunday in August |
International Friendship Day |
|
| 1st Wednesday in August |
Professional Engineers Day |
|
| 1st Friday in August |
International Beer Day |
|
| 3rd Saturday in August |
National Honey Bee Day |
|
| August 1 |
Emancipation Day (Jamaica) |
|
| August 1 |
Yorkshire Day |
|
| August 6 |
Independence Day (Jamaica) |
|
| August 8 |
International Cat Day |
|
| August 9 |
National Day (Singapore) |
|
| August 9 |
International Day of the World's Indigenous People |
UN[13][162] |
| August 12 |
International Youth Day |
UN[13][163] |
| August 13 |
International Lefthanders Day |
|
| August 14 |
World Lizard Day[164] |
|
| August 14 |
Youm-e-Azadi (Pakistan Independence Day) |
|
| August 15 |
National day of mourning (Bangladesh) |
|
| August 15 |
Independence Day (India) |
|
| August 15 |
Victory over Japan Day (UK) |
|
| August 16 |
Bennington Battle Day |
|
| August 17 |
Indonesian Independence Day |
|
| August 19 |
World Humanitarian Day |
UN[13][165] |
| August 20 |
World Mosquito Day |
|
| August 20 |
Indian Akshay Urja Day |
|
| August 21 |
World Senior Citizens Day |
|
| August 22 |
International Day Commemorating the Victims of Acts of Violence Based on Religion or Belief |
UN |
| August 23 |
International Day for the Remembrance of the Slave Trade and its Abolition |
UN, UNESCO[13][166] |
| August 23 |
European Day of Remembrance for Victims of Stalinism and Nazism |
|
| August 25 |
Christmas in August |
|
| August 25 |
Brazilian Army Day |
|
| August 26 |
Women's Equality Day |
|
| August 29 |
International Day against Nuclear Tests |
UN[13][167] |
| August 29 |
National Sports Day |
|
| August 30 |
International Day of the Disappeared |
|
| August 30 |
El 'Ouardighi Day |
|
| August 31 |
Hari Merdeka (Malaysia Independence Day) |
|
