| June 1 | Global Day of Parents | Honors parents and their role in nurturing children. |
| June 3 | World Bicycle Day | Promotes cycling as a sustainable and healthy mode of transportation. |
| June 4 | International Day of Innocent Children Victims of Aggression | Raises awareness about children affected by violence and conflict. |
| June 5 | World Environment Day | Encourages global awareness and action for environmental protection. |
| June 7 | World Food Safety Day | Highlights the importance of safe food practices to prevent diseases. |
| June 8 | World Oceans Day | Promotes conservation and sustainable use of ocean resources. |
| June 12 | World Day Against Child Labour | Aims to eliminate child labor and protect children's rights. |
| June 14 | World Blood Donor Day | Recognizes blood donors and raises awareness about the need for safe blood. |
| June 15 | World Elder Abuse Awareness Day | Highlights the issue of abuse and neglect faced by older persons. |
| June 17 | World Day to Combat Desertification and Drought | Focuses on combating land degradation and drought. |
| June 18 | Autistic Pride Day | Celebrates neurodiversity and the rights of autistic individuals. |
| June 19 | World Sickle Cell Awareness Day | Raises awareness about sickle cell disease and its impact. |
| June 20 | World Refugee Day | Honors refugees and their resilience, advocating for their rights. |
| June 21 | International Day of Yoga | Promotes the physical and mental benefits of yoga worldwide. |
| June 23 | United Nations Public Service Day | Recognizes the value of public service in development. |
| June 26 | International Day Against Drug Abuse and Illicit Trafficking | Combats drug abuse and illegal drug trade. |
| June 30 | World Asteroid Day | Raises awareness about asteroids and planetary defense. |
