Holidays calendar August 2030‹ July 2030September 2030 ›DatePopular holidaysOther holidays and observances1 ThursdayWorld Wide Web Day,World Lung Cancer Day,Girlfriends Day,World Breastfeeding Week2 FridayColoring Book Day,International Beer Day,World Breastfeeding Week3 SaturdayInternational Mustard Day,International Alopecia Day,Watermelon Day,Disc Golf Day,Clean Your Floors Day,World Breastfeeding Week4 SundayInternational Clouded Leopard Day,International Assistance Dog Week,Sisters' Day,World Breastfeeding Week5 MondaySummer Bank HolidayOyster Day,International Assistance Dog Week,Underwear Day,World Breastfeeding Week6 TuesdayInternational Assistance Dog Week,Fresh Breath Day,World Breastfeeding Week7 WednesdayAged Care Employee Day,International Assistance Dog Week,World Breastfeeding Week8 ThursdayInternational Assistance Dog Week,International Cat Day9 FridayBook Lovers Day,International Assistance Dog Week,International Day of the World's Indigenous People10 SaturdayWorld Lion Day,International Assistance Dog Week,Bowling Day11 Sunday12 MondayWorld Elephant Day,International Youth Day13 TuesdayInternational Wolf Day,International Left Handers Day14 WednesdayWorld Calligraphy Day15 Thursday16 FridayWorld Roller Coaster Day17 SaturdayInternational Homeless Animals’ Day,International Geocaching Day,Thrift Shop Day,Daughter-in-law Day,Day of Positively Twisted People18 SundayInternational Lighthouse Day,Ice Cream Pie Day19 MondayWorld Photo Day,International Orangutan Day,World Humanitarian Day20 TuesdayWorld Mosquito Day21 WednesdayWorld Optimist Day,International Day of Remembrance and Tribute to the Victims of Terrorism22 ThursdayWorld Plant Milk Day,Clairvoyant's Day,International Day Commemorating the Victims of Acts of Violence Based on Religion and Belief23 FridayInternational Day for the Remembrance of the Slave Trade and Its Abolition24 SaturdayInternational Bat Night,Pluto Demoted Day25 SundayInstant Soup Day26 MondaySummer Bank HolidayInternational Dog Day,Glitter Day27 TuesdayInternational Gamebook Day28 WednesdayBow Tie Day29 ThursdayInternational Day against Nuclear Tests30 FridayInternational Whale Shark Day,International Day of the Disappeared,International Day of the Victims of Enforced Disappearances31 SaturdayInternational Day for People of African DescentSuccess!Error!