On October 1, 2025, several important observances and events take place:

• International Day of Older Persons: Recognizes the contributions of elderly people to society and raises awareness about issues affecting them. The 2025 theme is "Older Persons Driving Local and Global Action: Our Aspirations, Our Well-Being and Our Rights".

• World Vegetarian Day: Promotes the benefits of vegetarian diets for health, animals, and the environment.

• International Coffee Day: Celebrates coffee farmers, roasters, baristas, and enthusiasts worldwide, promoting fair trade and sustainable coffee production.

• International Music Day, International Raccoon Appreciation Day, Balloons Around the World Day, CD Player Day, Homemade Cookie Day are also celebrated.

• Breast Cancer Awareness Month and National Cyber Security Awareness Month also run throughout October.

• Yom Kippur, the holiest day in Judaism, begins on the evening of October 1, 2025.

These highlight a day rich with cultural, environmental, health, and social observances globally.