Plan your content with ease using our expertly curated UK Social Media Marketing Calendar 2025, featuring all the key holidays and celebrations for the year ahead.
Never miss an important date—this calendar is your ultimate guide to staying organized and making the most of every opportunity to engage your audience.
Simplify your social media strategy and stay connected all year long with our 2025 UK Social Media Marketing Calendar!
January 2025 social media holidays
The year is starting strong, with plenty of social media holidays to take advantage of.
| Date | Event |
| Month-long | Dry January, Veganuary |
| 1st January | New Year’s Day |
| 2nd January | Science Fiction Day |
| 3rd January | Festival of Sleep Day |
| 4th January | World Braille Day |
| 5th January | National Bird Day |
| 6th January | National Shortbread Day |
| 13th January | Plough Monday |
| 17th January | International Mentoring Day |
| 19th January | World Religion Day |
| 20th January | Blue Monday |
| 21st January | National Hug Day |
| 24th January | International Day of Education |
| 25th January | Burns Night |
| 26th January | Australia Day |
| 27th January | International Holocaust Memorial Day |
| 29th January | Chinese New Year (Year of the Snake) |
| 31st January | Start of Six Nations Rugby Championship |
February 2025 social media holidays
Moving on to the month of love and the madness doesn’t stop! It’s time to wrap up your Valentine’s Day marketing campaigns.
| Date | Event |
| Month-long | LGBT History Month |
| 2nd February | Groundhog Day |
| 3rd February | Children’s Mental Health Week begins |
| 7th February | National Send a Card to a Friend Day |
| 9th February | National Pizza Day, Super Bowl (US) |
| 11th February | Safer Internet Day, International Day of Women and Girls in Science |
| 13th February | World Radio Day |
| 14th February | Valentine’s Day, Library Lovers’ Day |
| 16th February | BAFTA Awards |
| 17th February | Random Acts of Kindness Day |
| 20th February | World Day of Social Justice, Start of London Fashion Week |
| 21st February | Care Day, International Mother Language Day |
| 22nd February | World Thinking Day |
| 28th February | Rare Disease Day, Ramadan begins |
March 2025 social media holidays
The month of March gives you a great opportunity to have some fun – especially now the rush of Christmas and Valentine’s is over for ecommerce.
| Date | Event |
| Month-long | Women’s History Month, Endometriosis Awareness Month |
| 1st March | St. David’s Day |
| 3rd-9th March | British Pie Week |
| 4th March | Pancake Day / Shrove Tuesday |
| 5th March | Ash Wednesday |
| 6th March | World Book Day |
| 8th March | International Women’s Day |
| 14th March | Dog Theft Awareness Day |
| 17th March | St. Patrick’s Day |
| 18th March | Global Recycling Day |
| 20th March | International Day of Happiness, First Day of Spring |
| 21st March | Red Nose Day, World Poetry Day, Great British Spring Clean starts |
| 22nd March | World Water Day, Earth Hour |
| 23rd March | World Meteorological Day |
| 25th March | International Day of Remembrance of the Victims of Slavery |
| 30th March | Mother’s Day, Clocks go forward, End of Ramadan |
April 2025 social media holidays
There are many ways to be creative with April’s social media holidays – don’t limit your creativity to just one day!
| Date | Event |
| Month-long | Stress Awareness Month, National Pet Month, National Brunch Month |
| 1st April | April Fools’ Day, Easter Monday (ENG, NIR, WAL) |
| 2nd April | World Autism Awareness Day |
| 5th April | International Day of Conscience, Grand National |
| 7th April | World Health Day, US Masters Golf begins |
| 10th April | National Siblings Day |
| 14th April | Garden Day |
| 15th April | World Art Day |
| 18th April | Good Friday |
| 20th April | Easter Sunday |
| 21st April | Easter Monday, World Creativity and Innovation Day, National Tea Day |
| 22nd April | Earth Day |
| 23rd April | St. George’s Day, Shakespeare Day |
| 24th April | International Girls in ICT Day |
| 26th April | World Intellectual Property Day |
| 27th April | London Marathon |
| 28th April | World Day for Safety and Health at Work |
| 29th April | International Dance Day |
May 2025 social media holidays
Now might be the best time to establish who is a hardcore Star Wars fan in the office… there’s always one!
| Date | Event |
| Month-long | National Walking Month, Local and Community History Month, Maternal Mental Health Awareness Month |
| 1st May | May Day, International Workers’ Day |
| 2nd May | World Tuna Day |
| 4th May | Star Wars Day (‘May the Fourth Be With You’) |
| 5th May | World Asthma Day |
| 6th May | National Nurses Day |
| 8th May | VE Day, World Red Cross Day |
| 9th May | Europe Day |
| 12th May | International Nurses Day |
| 14th May | World Fair Trade Day |
| 15th May | International Day of Families |
| 17th May | International Day Against Homophobia, Transphobia, and Biphobia |
| 20th May | World Bee Day |
| 21st May | World Day for Cultural Diversity for Dialogue and Development |
| 22nd May | International Day for Biological Diversity |
| 27th May | Spring Bank Holiday (ENG, WAL, NIR) |
| 31st May | World No Tobacco Day |
June 2025 social media holidays
June give you the perfect chance to create epic awareness content for your social profiles.
| Date | Event |
| Month-long | Pride Month, Great Outdoors Month |
| 1st June | Global Day of Parents, World Milk Day |
| 3rd June | World Bicycle Day |
| 5th June | World Environment Day |
| 7th June | World Food Safety Day |
| 8th June | World Oceans Day |
| 10th June | Children’s Art Week begins |
| 15th June | Father’s Day |
| 18th June | Autistic Pride Day, International Picnic Day |
| 20th June | World Refugee Day |
| 21st June | Summer Solstice, International Yoga Day |
| 23rd June | Public Service Day |
| 25th June | World Vitiligo Day |
| 30th June | Social Media Day |
July 2025 social media holidays
July’s social media holidays are focused on independence, family, and friendship.
| Date | Event |
| Month-long | Plastic Free July, National Picnic Month |
| 1st July | International Joke Day |
| 2nd July | World UFO Day |
| 4th July | Independence Day (US) |
| 7th July | World Chocolate Day |
| 10th July | Don’t Step on a Bee Day |
| 11th July | World Population Day |
| 17th July | World Emoji Day |
| 30th July | International Day of Friendship, World Day Against Trafficking in Persons |
August 2025 social media holidays
Summer is in full swing – and by this point, your social media profiles should be, too!
| Date | Event |
| Month-long | National Wellness Month, Happiness Happens Month |
| 1st August | Yorkshire Day |
| 8th August | International Cat Day |
| 9th August | National Book Lovers Day |
| 12th August | International Youth Day |
| 19th August | World Humanitarian Day |
| 26th August | International Dog Day |
| 31st August | Notting Hill Carnival |
September 2025 social media holidays
September is a month full of reflection and fundraising.
| Date | Event |
| Month-long | Organic September, Childhood Cancer Awareness Month |
| 1st September | World Letter Writing Day |
| 5th September | International Day of Charity |
| 8th September | International Literacy Day |
| 15th September | International Day of Democracy |
| 16th September | International Day for the Preservation of the Ozone Layer |
| 21st September | International Day of Peace |
| 22nd September | Autumn Equinox |
| 23rd September | Bi Visibility Day |
| 27th September | World Tourism Day |
| 29th September | World Heart Day |
| 30th September | International Podcast Day |
October 2025 social media holidays
Time for spooky season! Decorating the office with Halloween-themed decor is a surefire way to get some unique content for your social profiles.
| Date | Event |
| Month-long | Black History Month, Breast Cancer Awareness Month, Stoptober |
| 1st October | International Coffee Day, World Vegetarian Day |
| 2nd October | World Smile Day |
| 4th October | World Animal Day |
| 5th October | World Teachers’ Day |
| 10th October | World Mental Health Day |
| 16th October | World Food Day |
| 21st October | Apple Day |
| 24th October | United Nations Day |
| 31st October | Halloween |
November 2025 social media holidays
November can be a stressful month for ecommerce. Black Friday is just around the corner, meaning any campaigns or sales must be ready to rumble. Luckily, there are lots of social media holidays that can help to relieve the stress for a bit, including Guy Fawkes (Bonfire) Night.
| Date | Event |
| Month-long | Movember, National Novel Writing Month |
| 1st November | World Vegan Day |
| 5th November | Guy Fawkes Night |
| 11th November | Remembrance Day |
| 13th November | World Kindness Day |
| 19th November | International Men’s Day |
| 25th November | International Day for the Elimination of Violence Against Women |
| 30th November | St. Andrew’s Day |
December 2025 social media holidays
Can you hear the sleigh bells ringing? It’s the most wonderful time of the year! There are so many things that you can do in December to keep the Christmas spirit alive, including social media advent calendars and Secret Santa. Don’t forget to pay attention to other holidays in December though!
| Date | Event |
| Month-long | Advent, Giving December |
| 1st December | World AIDS Day |
| 3rd December | International Day of Persons with Disabilities |
| 10th December | Human Rights Day |
| 13th December | National Christmas Jumper Day |
| 21st December | Winter Solstice |
| 25th December | Christmas Day |
| 26th December | Boxing Day |
| 31st December | New Year’s Eve |
And there you have it—a full year of inspiration for your social media strategy! While it’s not necessary to celebrate every social media holiday, choosing a few that align with your brand each month can significantly boost engagement. Whether through creative campaigns, engaging content, email marketing, or other strategies, these moments offer great opportunities to connect with your audience. Planning your posts a few months ahead will give you ample time to craft high-quality, impactful content that stands out.
