Holidays calendar August 2025‹ July 2025September 2025 ›DatePopular holidaysOther holidays and observances1 FridayWorld Lung Cancer Day,World Wide Web Day,International Beer Day,Girlfriends Day,World Breastfeeding Week2 SaturdayInternational Mustard Day,Coloring Book Day,International Alopecia Day,Disc Golf Day,World Breastfeeding Week3 SundayInternational Assistance Dog Week,Sisters' Day,Clean Your Floors Day,Watermelon Day,World Breastfeeding Week4 MondaySummer Bank HolidayInternational Clouded Leopard Day,International Assistance Dog Week,World Breastfeeding Week5 TuesdayOyster Day,International Assistance Dog Week,Underwear Day,World Breastfeeding Week6 WednesdayInternational Assistance Dog Week,Fresh Breath Day,World Breastfeeding Week7 ThursdayAged Care Employee Day,International Assistance Dog Week,World Breastfeeding Week8 FridayInternational Cat Day,International Assistance Dog Week9 SaturdayBook Lovers Day,International Assistance Dog Week,Bowling Day,International Day of the World's Indigenous People10 SundayWorld Lion Day11 Monday12 TuesdayWorld Elephant Day,International Youth Day13 WednesdayInternational Left Handers Day,World Calligraphy Day14 Thursday15 Friday16 SaturdayInternational Homeless Animals’ Day,World Roller Coaster Day,International Geocaching Day,Daughter-in-law Day17 SundayInternational Lighthouse Day,Thrift Shop Day,Day of Positively Twisted People18 MondayIce Cream Pie Day19 TuesdayWorld Photo Day,International Orangutan Day,World Humanitarian Day20 WednesdayWorld Mosquito Day21 ThursdayWorld Optimist Day,International Day of Remembrance and Tribute to the Victims of Terrorism22 FridayWorld Plant Milk Day,Clairvoyant's Day,International Day Commemorating the Victims of Acts of Violence Based on Religion and Belief23 SaturdayInternational Day for the Remembrance of the Slave Trade and Its Abolition24 SundayPluto Demoted Day25 MondaySummer Bank HolidayInstant Soup Day26 TuesdayInternational Dog Day,Glitter Day27 WednesdayInternational Gamebook Day28 ThursdayBow Tie Day29 FridayInternational Day against Nuclear Tests30 SaturdayInternational Bat Night,International Whale Shark Day,International Day of the Disappeared,International Day of the Victims of Enforced Disappearances31 SundayInternational Day for People of African DescentSuccess!Error!