Social media holidays are the light, shareable days that get organic reach on Instagram, TikTok, LinkedIn and X: National Coffee Day, World Emoji Day, International Dog Day. This list covers 166 of them over the next twelve months, month by month, with UK and US flags and a suggested hashtag for each. The heavier retail and awareness dates are on the marketing calendar.
Pick the days that fit your brand voice, never all of them. One or two a week is plenty. Use the hashtag on the day, post early (feeds fill up by mid-morning), and keep tentpole dates for the marketing calendar where they get a proper campaign. Dates marked UK or US are only widely observed in that country.
August has International Cat Day, National Dog Day and World Photography Day: peak user-generated content month.
| Date | Social media holiday | Region | Hashtag |
|---|---|---|---|
| 1 Aug to 31 Aug | Family Fun Month | UK and US | #FamilyFunMonth |
| 1 Aug to 31 Aug | National Anti-Frizz Month | UK and US | #NationalAntiFrizzMonth |
| 1 Aug to 31 Aug | National Golf Month | UK and US | #NationalGolfMonth |
| 7 Aug | Particularly Preposterous Packaging Day | UK and US | #ParticularlyPreposterousPackagingDay |
| 7 Aug | India Pale Ale Day | UK and US | #IndiaPaleAleDay |
| 7 Aug | National Sea Serpent Day | UK and US | #NationalSeaSerpentDay |
| 8 Aug | Global Sleep Under the Stars Night | UK and US | #GlobalSleepUnderTheStarsNight |
| 8 Aug | International Hangover Day | UK and US | #InternationalHangoverDay |
| 12 Aug | Milkman Day | UK and US | #MilkmanDay |
| 14 Aug | Kool-Aid Day | UK and US | #KoolAidDay |
| 15 Aug | National Lemon Meringue Pie Day | UK and US | #NationalLemonMeringuePieDay |
| 23 Aug | Find Your Inner Nerd Day | UK and US | #FindYourInnerNerdDay |
| 23 Aug | Cheap Flight Day | UK and US | #CheapFlightDay |
| 26 Aug | National Dog Day 2026 One of the most engaged pet days on social; office dog content works for almost any brand. | US | #NationalDogDay |
September is back to school and International Coffee Day; feeds get busier as autumn starts.
| Date | Social media holiday | Region | Hashtag |
|---|---|---|---|
| 1 Sep to 30 Sep | Fall Hat Month | UK and US | #FallHatMonth |
| 1 Sep | National Little Black Dress Day | UK and US | #NationalLittleBlackDressDay |
| 1 Sep | National Emma M. Nutt Day | UK and US | #NationalEmmaMNuttDay |
| 1 Sep to 30 Sep | National DMV Appreciation Month | UK and US | #NationalDMVAppreciationMonth |
| 1 Sep | American Chess Day | UK and US | #AmericanChessDay |
| 1 Sep to 30 Sep | Bear Necessities Month | UK and US | #BearNecessitiesMonth |
| 1 Sep | National Burnt Ends Day | UK and US | #NationalBurntEndsDay |
| 1 Sep | National Chicken Boy Day | UK and US | #NationalChickenBoyDay |
| 1 Sep | Ginger Cat Appreciation Day | UK and US | #GingerCatAppreciationDay |
| 5 Sep | International Day of Charity 2026 Spotlight your CSR. Audiences want to see brands with purpose. | UK and US | #InternationalDayOfCharity |
| 10 Sep | World Suicide Prevention Day 2026 Sensitive but vital. An opportunity to share mental health resources and signpost support. | UK and US | #WorldSuicidePreventionDay |
| 16 Sep to 22 Sep | National Coding Week 2026 Tech and education brands. Growing in relevance as digital skills become essential. | UK and US | #NationalCodingWeek |
| 25 Sep | Macmillan Coffee Morning 2026 One of the UK's biggest charity events. Millions participate. Instant goodwill content. | UK and US | #MacmillanCoffeeMorning |
| 27 Sep | World Tourism Day 2026 Travel and hospitality brands, this is your final big moment before winter planning. | UK and US | #WorldTourismDay |
October is Halloween for four weeks, plus World Smile Day and Teachers' Day.
| Date | Social media holiday | Region | Hashtag |
|---|---|---|---|
| 1 Oct to 31 Oct | Black History Month 2026 February in the US, October in the UK. Employee voices and long-term commitments, not one-off posts. | US | #BlackHistoryMonth |
| 1 Oct to 31 Oct | Breast Cancer Awareness Month 2026 October's dominant cause month; partner with a charity and be transparent about donations. | UK and US | #BreastCancerAwarenessMonth |
| 1 Oct | International Coffee Day 2026 Cafes, FMCG and workplace content; free-coffee promotions travel well. | UK and US | #InternationalCoffeeDay |
| 1 Oct to 7 Oct | National Vegetarian Week 2026 Similar to Veganuary but more accessible. Works for food, retail, and hospitality. | UK and US | #NationalVegetarianWeek |
| 1 Oct | National Hair Day | UK and US | #NationalHairDay |
| 1 Oct to 31 Oct | National Toilet Tank Repair Month | UK and US | #NationalToiletTankRepairMonth |
| 2 Oct | World Smile Day 2026 Light, positive content; dental and hospitality brands lead. | UK and US | #WorldSmileDay |
| 2 Oct | National Name Your Car Day | UK and US | #NationalNameYourCarDay |
| 3 Oct | National Boyfriend Day 2026 | UK and US | #NationalBoyfriendDay |
| 3 Oct | Frugal Fun Day | UK and US | #FrugalFunDay |
| 5 Oct | World Teachers Day 2026 Education and appreciation content; strong for edtech, publishers and family brands. | UK and US | #WorldTeachersDay |
| 10 Oct | World Mental Health Day 2026 The most recognised wellbeing date; workplace support stories and charity partnerships perform best. | UK and US | #WorldMentalHealthDay |
| 14 Oct to 20 Oct | National Baking Week 2026 Post-Bake Off fever. Food, kitchenware, and lifestyle brands should capitalise. | UK and US | #NationalBakingWeek |
| 31 Oct | Halloween 2026 Costumes, confectionery and seasonal packaging; content and promotions run for the whole of October. | UK and US | #Halloween |
November: Bonfire Night, World Kindness Day, Thanksgiving and the Black Friday weekend.
| Date | Social media holiday | Region | Hashtag |
|---|---|---|---|
| 1 Nov to 30 Nov | Movember 2026 – Men’s Health Awareness Month Men's health fundraising; team challenges and employee stories. | UK and US | #Movember2026MensHealthAwarenessMonth |
| 5 Nov | Guy Fawkes Night 2026 (Bonfire Night) UK fireworks and food night; hospitality, grocery and safety content. | UK | #GuyFawkesNight2026BonfireNight |
| 8 Nov | Diwali Festival of lights: gifting, food and family moment for South Asian audiences; large UK and US reach. | UK and US | #Diwali |
| 10 Nov | Odd Socks Day 2026 | UK and US | #OddSocksDay |
| 13 Nov | World Kindness Day 2026 Feel-good UGC and employee recognition; simple, high-share content. | UK and US | #WorldKindnessDay |
| 16 Nov | National Fast Food Day | UK and US | #NationalFastFoodDay |
| 17 Nov | National Baklava Day | UK and US | #NationalBaklavaDay |
| 17 Nov | National Reuben Day | UK and US | #NationalReubenDay |
| 18 Nov | Minnie Mouse’s Birthday | UK and US | #MinnieMousesBirthday |
| 18 Nov | Married to a Scorpio Support Day | UK and US | #MarriedToAScorpioSupportDay |
| 18 Nov | Occult Day | UK and US | #OccultDay |
| 19 Nov | International Men’s Day 2026 Growing in recognition. Good for men's health content and workplace wellbeing. | UK and US | #InternationalMensDay |
| 26 Nov | Thanksgiving 2026 The US family peak and the gateway to Black Friday; gratitude content and early deals. | US | #Thanksgiving |
| 28 Nov | Small Business Saturday Shop-local counterweight to Black Friday; strong for independents and community stories. | US | #SmallBusinessSaturday |
December is Christmas Jumper Day, advent countdowns and year-in-review posts.
| Date | Social media holiday | Region | Hashtag |
|---|---|---|---|
| 1 Dec | Giving Tuesday Global generosity day after Cyber Monday; donation matching and charity partner content. | UK and US | #GivingTuesday |
| 2 Dec | National Fritters Day | UK and US | #NationalFrittersDay |
| 3 Dec | International Day of Persons with Disabilities 2026 A chance to spotlight accessibility initiatives and inclusive design. | UK and US | #InternationalDayOfPersonsWithDisabilities |
| 3 Dec | Let’s Hug Day | UK and US | #LetsHugDay |
| 5 Dec | Walt Disney’s Birthday | UK and US | #WaltDisneysBirthday |
| 6 Dec | National Rhubarb Vodka Day | UK and US | #NationalRhubarbVodkaDay |
| 9 Dec | National Pastry Day | UK and US | #NationalPastryDay |
| 10 Dec | Christmas Jumper Day 2026 Save the Children fundraiser; office and team content that shares widely in the UK. | UK | #ChristmasJumperDay |
| 15 Dec | National Lemon Cupcake Day | UK and US | #NationalLemonCupcakeDay |
| 19 Dec | National Emo Day | UK and US | #NationalEmoDay |
| 21 Dec | Look On The Bright Side Day | UK and US | #LookOnTheBrightSideDay |
| 21 Dec | Gravy Day | UK and US | #GravyDay |
| 25 Dec | Christmas Day 2026 The retail and family peak; greetings content on the day, promotions run from early November. | UK and US | #ChristmasDay |
| 31 Dec | New Years Eve 2026 Year in review, thank-you notes and countdown content; sets up January launches. | UK and US | #NewYearsEve |
January is quiet on social, which is the point: Blue Monday, Veganuary and Dry January give brands something to say while everyone else is resting.
| Date | Social media holiday | Region | Hashtag |
|---|---|---|---|
| 1 Jan to 31 Jan | Dry January 2027 Health and wellness brands, hospitality, and drinks companies — this is your moment. Non-alcoholic alternatives are a growing market. | UK and US | #DryJanuary |
| 1 Jan to 31 Jan | Veganuary 2027 A full month of plant-based content opportunities. Huge on social, massive search volume. Food, retail, and lifestyle brands should be all over this. | UK and US | #Veganuary |
| 1 Jan | New Years Day 2027 Fresh-start intent peaks: resolutions, sales, planning content. Email open rates are strong in the first week of January. | UK and US | #NewYearsDay |
| 1 Jan | National Hangover Day | UK and US | #NationalHangoverDay |
| 3 Jan | Festival Of Sleep Day 2027 | UK and US | #FestivalOfSleepDay |
| 4 Jan | Dimpled Chad Day | UK and US | #DimpledChadDay |
| 12 Jan | Kiss A Ginger Day 2027 | UK and US | #KissAGingerDay |
| 16 Jan | Dragon Appreciation Day | UK and US | #DragonAppreciationDay |
| 16 Jan | National Fig Newton Day | UK and US | #NationalFigNewtonDay |
| 17 Jan | World Snow Day | UK and US | #WorldSnowDay |
| 18 Jan | Blue Monday 2027 The so-called "most depressing day of the year." Divisive, but still trending every January. Use it to spark positive content, not jump on the misery. | UK and US | #BlueMonday |
| 25 Jan | Burns Night 2027 Scottish food, drink and hospitality moment; whisky, haggis and poetry content travels well on social. | UK | #BurnsNight |
| 25 Jan | Opposite Day | UK and US | #OppositeDay |
| 29 Jan | National Puzzle Day | UK and US | #NationalPuzzleDay |
February is short and packed: Valentine's, Galentine's, pancakes, kindness day and the Super Bowl for US audiences.
| Date | Social media holiday | Region | Hashtag |
|---|---|---|---|
| 1 Feb to 28 Feb | LGBT History Month 2027 A month-long opportunity for brands to show genuine allyship. Authenticity is everything here — performative posts get called out fast. | UK | #LGBTHistoryMonth |
| 6 Feb | Chinese New Year (Lunar New Year) Major retail and travel moment across Asia and diaspora audiences; gifting, red packets and themed collections. | UK and US | #ChineseNewYearLunarNewYear |
| 9 Feb | Shrove Tuesday/Pancake Day 2027 One of the UK's most shareable food days; grocery, hospitality and recipe content spikes for a week beforehand. | UK | #ShroveTuesdayPancakeDay |
| 10 Feb | National Flannel Day | UK and US | #NationalFlannelDay |
| 10 Feb | National Umbrella Day 2027 | UK and US | #NationalUmbrellaDay |
| 14 Feb | Valentine’s Day 2027 The obvious one. Still one of the biggest commercial moments of Q1. Works across almost every sector. | UK and US | #ValentinesDay |
| 17 Feb | Random Acts of Kindness Day 2027 Feel-good content and employee stories; pairs well with CSR and community initiatives. | UK and US | #RandomActsOfKindnessDay |
| 20 Feb | Hoodie Hoo Day | UK and US | #HoodieHooDay |
| 20 Feb | National Comfy Day | UK and US | #NationalComfyDay |
| 22 Feb | World Thinking Day 2027 Linked to Guides and Scouts. Good for education and youth-focused brands. | UK and US | #WorldThinkingDay |
| 23 Feb | Pinocchio Day | UK and US | #PinocchioDay |
| 24 Feb | World Bartender Day | UK and US | #WorldBartenderDay |
| 27 Feb | National Pokemon Day | UK and US | #NationalPokemonDay |
March: pancakes in the UK, International Women's Day, World Book Day dressing-up and St Patrick's Day.
| Date | Social media holiday | Region | Hashtag |
|---|---|---|---|
| 1 Mar | National Pig Day | UK and US | #NationalPigDay |
| 1 Mar | Fun Facts About Names Day | UK and US | #FunFactsAboutNamesDay |
| 3 Mar | Peach Blossom Day | UK and US | #PeachBlossomDay |
| 4 Mar | World Book Day 2027 Schools, parents and publishers all engage; costume and reading content is reliably shared in the UK. | UK | #WorldBookDay |
| 4 Mar | Name Tag Day | UK and US | #NameTagDay |
| 5 Mar to 14 Mar | British Science Week 2027 Ten days of STEM engagement. Great for tech, pharma, engineering, and education brands. | UK and US | #BritishScienceWeek |
| 5 Mar | National Cheese Doodle Day | UK and US | #NationalCheeseDoodleDay |
| 5 Mar | National Potty Dance Day | UK and US | #NationalPottyDanceDay |
| 7 Mar | Mothers Day UK 2027 (Mothering Sunday) The UK's second biggest gifting day after Christmas; brief creative in January and lock email by late February. | UK | #MothersDayUK2027MotheringSunday |
| 8 Mar | International Women’s Day 2027 One of the biggest awareness days globally. High engagement, but audiences are increasingly intolerant of tokenism. | UK and US | #InternationalWomensDay |
| 14 Mar | Daylight Saving Day Clocks-change reminders are useful, timely content; sleep, lighting and routine angles. | UK and US | #DaylightSavingDay |
| 17 Mar | St Patricks Day 2027 Hospitality, drinks and green-themed promotions; big in the US and Ireland, strong in UK cities. | UK and US | #StPatricksDay |
| 19 Mar | World Sleep Day 2027 Growing in popularity. Perfect for health, wellness, mattress, and lifestyle brands. | UK and US | #WorldSleepDay |
| 28 Mar | Easter Sunday 2027 Confectionery, family and spring content; retail promotions run for the two weeks before. | UK and US | #EasterSunday |
April opens with April Fools' Day and closes with Earth Day; Easter and siblings day fill the middle.
| Date | Social media holiday | Region | Hashtag |
|---|---|---|---|
| 1 Apr to 30 Apr | National Pet Month 2027 Pet content outperforms almost everything on social. If you can make a pet connection to your brand, do it. | UK and US | #NationalPetMonth |
| 1 Apr to 30 Apr | Stress Awareness Month 2027 A full month. Relevant for HR, health, wellness, and any brand with an employee wellbeing angle. | UK and US | #StressAwarenessMonth |
| 1 Apr | April Fools’ Day 2027 Brand pranks and playful launches; only works if the joke is obviously a joke. | UK and US | #AprilFoolsDay |
| 1 Apr to 30 Apr | National Pickleball Month | UK and US | #NationalPickleballMonth |
| 1 Apr to 30 Apr | National Humor Month | UK and US | #NationalHumorMonth |
| 1 Apr | Fun Day | UK and US | #FunDay |
| 1 Apr | Edible Book Day | UK and US | #EdibleBookDay |
| 1 Apr | International Fun at Work Day | UK and US | #InternationalFunAtWorkDay |
| 1 Apr | National One Cent Day | UK and US | #NationalOneCentDay |
| 2 Apr | National DIY Day | UK and US | #NationalDIYDay |
| 10 Apr | National Siblings Day 2027 Light UGC moment for family-oriented brands; strongest in the US on Instagram. | US | #NationalSiblingsDay |
| 22 Apr | International Mother Earth Day 2027 The anchor date for sustainability announcements; only credible with something real to say. | UK and US | #InternationalMotherEarthDay |
| 23 Apr | World Book Night 2027 The grown-up companion to World Book Day. Good for evening/lifestyle content. | UK and US | #WorldBookNight |
| 25 Apr | The London Marathon 2027 Fundraising, fitness and charity partnership stories; one of the UK's most watched sporting days. | UK | #TheLondonMarathon |
May the 4th, Eurovision and a run of light food days make May one of the easiest months for social.
| Date | Social media holiday | Region | Hashtag |
|---|---|---|---|
| 3 May | World Press Freedom Day 2027 Relevant for media, publishing, and PR brands. A chance to champion journalism. | UK and US | #WorldPressFreedomDay |
| 4 May | Star Wars Day 2027 May the 4th: playful pun content that performs across most consumer brands. | US | #StarWarsDay |
| 5 May | Cinco de Mayo 2027 Food, drink and hospitality moment in the US; avoid stereotypes. | US | #CincoDeMayo |
| 9 May | Mother’s Day 2027 US The US gifting peak in May; flowers, jewellery, food and experiences. Plan email by mid-April. | US | #MothersDay2027US |
| 9 May | National Lost Sock Day 2027 | UK and US | #NationalLostSockDay |
| 10 May to 16 May | Mental Health Awareness Week 2027 One of the most important awareness weeks in the UK calendar. Run by the Mental Health Foundation. | UK and US | #MentalHealthAwarenessWeek |
| 13 May | Leprechaun Day | UK and US | #LeprechaunDay |
| 15 May | International Day of Families 2027 Works for family-focused brands, HR content, and flexible working campaigns. | UK and US | #InternationalDayOfFamilies |
| 17 May to 17 Jun | National Smile Month 2027 Oral health month in the UK; dental, wellbeing and feel-good content. | UK | #NationalSmileMonth |
| 20 May | World Bee Day 2027 Surprisingly high engagement. Environmental angle plus cute imagery — a social media dream. | UK and US | #WorldBeeDay |
| 21 May | End of the World | UK and US | #EndOfTheWorld |
| 24 May | National Brother Day 2027 | UK and US | #NationalBrotherDay |
| 30 May | National Family Fun Day | UK and US | #NationalFamilyFunDay |
June is Pride, Father's Day and the start of summer; World Music Day and Emoji Day are close behind.
| Date | Social media holiday | Region | Hashtag |
|---|---|---|---|
| 1 Jun to 30 Jun | Pride Month 2027 Only credible with year-round support; focus on community partners and employee stories rather than rainbow logos. | UK and US | #PrideMonth |
| 2 Jun | National Bubba Day | UK and US | #NationalBubbaDay |
| 2 Jun | International Volkswagen Bus Day | UK and US | #InternationalVolkswagenBusDay |
| 3 Jun | Love Conquers All Day | UK and US | #LoveConquersAllDay |
| 4 Jun | National Old Maids Day | UK and US | #NationalOldMaidsDay |
| 4 Jun | National Corgi Day | UK and US | #NationalCorgiDay |
| 4 Jun | National Dougnut Day 2027 | UK and US | #NationalDougnutDay |
| 4 Jun | National Flip Flop Day | UK and US | #NationalFlipFlopDay |
| 5 Jun | World Environment Day 2027 UN date for sustainability announcements and reports; strong media pickup for credible data. | UK and US | #WorldEnvironmentDay |
| 5 Jun | Hot Air Balloon Day | UK and US | #HotAirBalloonDay |
| 5 Jun | National Lincoln Loud Day | UK and US | #NationalLincolnLoudDay |
| 8 Jun | National Name Your Poison Day | UK and US | #NationalNameYourPoisonDay |
| 14 Jun to 20 Jun | Men’s Health Week 2027 Men's wellbeing content; pairs with workplace health initiatives. | UK and US | #MensHealthWeek |
| 14 Jun to 20 Jun | National Picnic Week Summer lifestyle content. Works for food, drinks, and outdoor brands. | UK and US | #NationalPicnicWeek |
July: World Emoji Day, World Chocolate Day and the summer holidays. Keep it visual.
| Date | Social media holiday | Region | Hashtag |
|---|---|---|---|
| 1 Jul | International Joke Day 2027 | UK and US | #InternationalJokeDay |
| 4 Jul | Build A Scarecrow Day | UK and US | #BuildAScarecrowDay |
| 5 Jul | National Bikini Day | UK and US | #NationalBikiniDay |
| 5 Jul | Mechanical Pencil Day | UK and US | #MechanicalPencilDay |
| 5 Jul | National Workaholics Day | UK and US | #NationalWorkaholicsDay |
| 10 Jul | International Skinny Dip Day | UK and US | #InternationalSkinnyDipDay |
| 11 Jul | National Swimming Pool Day | UK and US | #NationalSwimmingPoolDay |
| 11 Jul | All-American Pet Photo Day | UK and US | #AllAmericanPetPhotoDay |
| 12 Jul | Paper Bag Day | UK and US | #PaperBagDay |
| 12 Jul | Etch A Sketch Day | UK and US | #EtchASketchDay |
| 12 Jul | Barn Day | UK and US | #BarnDay |
| 17 Jul | World Emoji Day 2027 Pure social moment: emoji polls, quizzes and brand personality content. | UK and US | #WorldEmojiDay |
| 28 Jul | World Nature Conservation Day Smaller than Earth Day but still valuable for sustainability content. | UK and US | #WorldNatureConservationDay |
| 30 Jul | World Friendship Day / International Day Of Friendship 2027 Tag-a-friend and referral mechanics; light UGC moment. | UK and US | #WorldFriendshipDayInternationalDayOfFriendship |
The free template gives you the key dates in Excel, Google Sheets, PDF and iCal. The Marketing Calendar Toolkit gives you every awareness day and key date for the year, kept current.
Social media holidays are the informal, shareable days that trend on social platforms every year: National Coffee Day, World Emoji Day, International Dog Day, Star Wars Day. They are not public holidays. Brands use them for light, timely content that fits the day's mood and hashtag.
One or two a week at most. Pick the days that fit your brand voice and audience, skip the rest, and save the big dates (Black Friday, Mother's Day, Pride) for the marketing calendar where they get a planned campaign.
Both. Days that are only widely observed in one country are marked UK or US; unmarked days are observed in both.
Yes. Save as PDF prints this page. The free marketing calendar template includes an iCal file and a Google Sheet with the key dates, and the Marketing Calendar Toolkit includes every awareness day for the year.
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