Holidays calendar August 2031‹ July 2031September 2031 ›DatePopular holidaysOther holidays and observances1 FridayWorld Wide Web Day,International Beer Day,World Lung Cancer Day,Girlfriends Day,World Breastfeeding Week2 SaturdayInternational Alopecia Day,International Mustard Day,Coloring Book Day,Disc Golf Day,World Breastfeeding Week3 SundayInternational Assistance Dog Week,Watermelon Day,Sisters' Day,Clean Your Floors Day,World Breastfeeding Week4 MondaySummer Bank HolidayInternational Assistance Dog Week,International Clouded Leopard Day,World Breastfeeding Week5 TuesdayInternational Assistance Dog Week,Oyster Day,Underwear Day,World Breastfeeding Week6 WednesdayInternational Assistance Dog Week,Fresh Breath Day,World Breastfeeding Week7 ThursdayInternational Assistance Dog Week,Aged Care Employee Day,World Breastfeeding Week8 FridayInternational Cat Day,International Assistance Dog Week9 SaturdayInternational Assistance Dog Week,Book Lovers Day,Bowling Day,International Day of the World's Indigenous People10 SundayWorld Lion Day11 Monday12 TuesdayWorld Elephant Day,International Youth Day13 WednesdayInternational Left Handers Day,International Wolf Day,World Calligraphy Day14 Thursday15 Friday16 SaturdayInternational Homeless Animals’ Day,World Roller Coaster Day,Daughter-in-law Day,International Geocaching Day17 SundayInternational Lighthouse Day,Day of Positively Twisted People,Thrift Shop Day18 MondayIce Cream Pie Day19 TuesdayInternational Orangutan Day,World Photo Day,World Humanitarian Day20 WednesdayWorld Mosquito Day21 ThursdayWorld Optimist Day,International Day of Remembrance and Tribute to the Victims of Terrorism22 FridayClairvoyant's Day,World Plant Milk 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!