Commemorative Dates 2100
Celebrate every moment of 2100! Discover Australia's Seasonal Calendar, featuring all commemorative dates, national holidays, optional days off, and important events in one place.
January 2100
| 1 | Fri | New Year’s Day | 5 | Tue | Sydney Festival |
| 5 | Tue | National Whipped Cream Day | 7 | Thu | Orthodox Christmas |
| 25 | Mon | Mahayana New Year | 26 | Tue | Australia Day March |
| 31 | Sun | National Hot Chocolate Day | |||
February 2100
| 2 | Tue | Groundhog Day 2024 | 6 | Sat | Isra and Mi'raj |
| 9 | Tue | National Pizza Day | 10 | Wed | Lunar New Year |
| 12 | Fri | Royal Hobart Regatta | 13 | Sat | Mardi Gras |
| 13 | Sat | Galentine's Day | 14 | Sun | Valentine's Day |
| 14 | Sun | Ash Wednesday | 15 | Mon | Singles Awareness Day |
| 16 | Tue | National Tim Tam Day | 17 | Wed | Random Acts of Kindness Day |
March 2100
| 3 | Wed | Clean Up Australia Day | 8 | Mon | International Women's Day |
| 11 | Thu | Canberra Day | 11 | Thu | Adelaide Cup DayApril |
| 17 | Wed | Saint Patrick's Day | 20 | Sat | Autumnal Equinox (Australia) |
| 21 | Sun | Harmony Day | 23 | Tue | National Chip and Dip Day |
| 23 | Tue | National Eucalypt Day | 24 | Wed | Palm Sunday |
| 25 | Thu | Holi | 26 | Fri | Purple Day |
| 29 | Mon | Good Friday 2024 | 29 | Mon | Good Friday Appeal |
April 2100
| 1 | Thu | April Fool's Day | 2 | Fri | Autism Awareness Day |
| 4 | Sun | Eid al-Adha | 9 | Fri | Eid al-Fitr |
| 12 | Mon | American Civil War | 22 | Thu | Earth Day |
| 25 | Sun | Anzac Day June | |||
May 2100
| 1 | Sat | Aussie Wine Month | 3 | Mon | World Press Freedom Day |
| 4 | Tue | Free Comic Book Day | 5 | Wed | Cinco de Mayo |
| 5 | Wed | World Laughter Day | 9 | Sun | Ascension Day |
| 12 | Wed | International Nurses Day | 15 | Sat | National Families Week |
| 15 | Sat | International Day of Families | 18 | Tue | International Museum Day |
| 19 | Wed | Pentecost | 20 | Thu | Whit Monday |
| 21 | Fri | International Tea Day | 22 | Sat | International Day for Biological Diversity |
| 25 | Tue | Shavuot | 26 | Wed | Trinity Sunday |
| 27 | Thu | National Reconciliation Week | 28 | Fri | National Burger Day |
| 30 | Sun | Corpus Christi | 31 | Mon | World No Tobacco Day |
June 2100
| 1 | Tue | National Meat Pie Day | 3 | Thu | Western Australia Day |
| 3 | Thu | Mabo Day | 4 | Fri | National Cheese Day |
| 5 | Sat | World Environment Day | 6 | Sun | Queensland Day |
| 7 | Mon | National Donut Day | 8 | Tue | World Oceans Day |
| 10 | Thu | Guru Arjan Dev Ji Shaheedi Diwas | 10 | Thu | Queen's Birthday |
| 10 | Thu | King's BirthdayJuly | 16 | Wed | Father's Day |
| 16 | Wed | Ganga Dussehra | 16 | Wed | National Vegemite Day |
| 18 | Fri | International Sushi Day | 20 | Sun | World Refugee Day |
| 21 | Mon | International Yoga Day | 21 | Mon | Winter Solstice (Australia) |
| 27 | Sun | International Pineapple Day | |||
July 2100
| 1 | Thu | Picnic Day (Northern Territory)August | 7 | Wed | NAIDOC Week |
| 11 | Sun | World Population Day | 14 | Wed | Bastille Day |
| 21 | Wed | National Lamington Day | 25 | Sun | Christmas In July |
| 28 | Wed | Parents' Day | |||
August 2100
| 1 | Sun | Be An Angel Day | 4 | Wed | Sustainable Living Festival (Victoria) |
| 4 | Wed | National Aboriginal and Torres Strait Islander Children’s Day | 5 | Thu | Bank Holiday (New South Wales)December |
| 9 | Mon | The International Day of the World's Indigenous Peoples | 10 | Tue | Royal Queensland Show Ekka |
| 14 | Sat | World Lizard Day | 16 | Mon | National Rum Day |
| 19 | Thu | National Potato Day | 23 | Mon | Daffodil Day |
September 2100
| 1 | Wed | Father's Day | 1 | Wed | Wattle Day |
| 1 | Wed | Father's Day (Australia) | 3 | Fri | Australian National Flag Day |
| 3 | Fri | Flag Day | 5 | Sun | International Day of Charity |
| 7 | Tue | Ganesh Chaturthi | 7 | Tue | National Threatened Species Day |
| 8 | Wed | International Literacy Day | 8 | Wed | National Bilby Day |
| 10 | Fri | Bravehearts Day (White Balloon Day) | 12 | Sun | R U OK? Day |
| 17 | Fri | Australian Citizenship Day | 21 | Tue | International Day of Peace |
| 22 | Wed | World Car-Free Day | 24 | Fri | World Gorilla Day |
| 27 | Mon | World Tourism Day | 28 | Tue | AFL Grand Final |
| 28 | Tue | Australian Football League (AFL) Grand Final | |||
October 2100
| 1 | Fri | International Coffee Day | 1 | Fri | Breast Cancer Awareness Month |
| 5 | Tue | World Teachers’ Day | 6 | Wed | Daylight Saving Time (DST) in Australia |
| 10 | Sun | World Mental Health Day | 12 | Tue | National Science Week |
| 25 | Mon | World Pasta Day | 27 | Wed | Grandparents Day in Australia |
| 31 | Sun | Halloween | |||
November 2100
| 1 | Mon | Movember | 4 | Thu | Recreation Day |
| 5 | Fri | Melbourne Cup | 13 | Sat | World Kindness Day |
| 16 | Tue | International Day for Tolerance | 20 | Sat | Universal Children’s Day |
| 30 | Tue | St Andrew's Day | |||
December 2100
| 10 | Fri | Human Rights Day | 21 | Tue | Winter Solstice |
| 23 | Thu | Festivus | 24 | Fri | Christmas Eve |
| 25 | Sat | Sydney To Hobart Yacht Race | 25 | Sat | Christmas |
| 25 | Sat | Christmas Day | 25 | Sat | Hanukkah |
| 26 | Sun | Kwanzaa | 26 | Sun | Boxing Day |
| 26 | Sun | Proclamation Day (South Australia) | 31 | Fri | New Year's Eve |