World Turtle Day 2025 - May 23
International Day for Biological Diversity 2025 - May 22
World Metrology Day 2025 - May 20
International Tea Day 2025 - May 21
International Day for Women in Maritime 2025 - May 18
National Anti-Terrorism Day 2025 - May 21
World Bee Day 2025 - May 20
International Museum Day 2025 - May 18
World AIDS Vaccine Day 2025 - May 18
World Hypertension Day 2025 - May 17
World Telecommunication Day 2025 - May 17
International Day of Light 2025 - May 16
Global Accessibility Awareness Day (GAAD) 2025 - May 15
National Dengue Day 2025 - May 16
International Argania Day 2025 - May 10