May 18, 2025
Sunday

This is day 138 of the year. There are 227 days remaining in the year. 52 events are currently in the EventGuide database for this day:

Every
May 18

I Love Reese's Day

#ILoveReesesDay #NationalILoveReesesDay

Every
May 18

International Museum Day

#InternationalMuseumDay #MuseumDayMore(6)

3rd Sun
in May

World Baking Day

#WorldBakingDay #BakingDay

Every
May 18

National Speech Pathologist Day

#NationalSpeechPathologistDay #SpeechPathologistDayMore(6)

Every
May 18

No Dirty Dishes Day

#NoDirtyDishesDay #NationalNoDirtyDishesDay

Every
May 18

National Cheese Souffle Day

#NationalCheeseSouffleDay #CheeseSouffleDay

Every
May 18

World Therapeutic Horticulture Day

#WorldTherapeuticHorticulture… #TherapeuticHorticultureDay

Every
May 18

International Day for Women in Maritime

#WomenInMaritimeDay #InternationalDayForWomenInMa…

Every
May 18

World Homocystinurias Awareness Day

#WHAD2025 #WorldHCUDay

Every
May 18

HIV Vaccine Awareness Day

#HIVVaccineAwarenessDay #AIDSVaccineAwarenessDayMore(4)

3rd Sun
in May

International Day of the Baltic Harbour Porpoise

#IDBHP #BalticHarbourPorpoiseDayMore

3rd Sun
in May

International AIDS Candlelight Memorial

#InternationalAIDSCandlelight… #AIDSCandlelightMemorialMore(6)

Every
May 18

World Eosinophilic Diseases Day

#WorldEosinophilicDiseasesDay #WorldEosDayMore

Every
May 18

National Bento Day

#NationalBentoDay #BentoDay

Every
May 18

National AAPI Day Against Bullying

#AAPIDayAgainstBullying

3rd Sun
in May

Take your Parents to the Playground Day

#TakeYourParentsToThePlaygrou… #NationalTakeYourParentsToThe…

After
...

World Topiary Day

#WorldTopiaryDay #TopiaryDay

Every
May 18

International Fascination of Plants Day

#InternationalFascinationOfPl… #FascinationOfPlantsDayMore(4)

Every
May 18

Visit Your Relatives Day

#VisitYourRelativesDay #NationalVisitYourRelativesDay

After
...

Stepmothers Day

#StepmothersDay #NationalStepmothersDay

3rd Sun
in May

Ride a Unicycle Day

#RideAUnicycleDay

Every
May 18

National Kids Ignite Good! Day

#NationalKidsIgniteGoodDay #KidsIgniteGoodDay

3rd Sun
in May

World Pastry Day

#WorldPastryDay #PastryDayMore(4)

Sun of Wk. 3

EMS Health, Wellness, & Resilience Day

3rd Sun
in May

No Menthol Sunday

#NoMentholSunday

Every
May 18

National Brock Day

#NationalBrockDay #BrockDay

Every
May 18

National Haitian Soul Snatching Day

Every
May 18

National Marvin Day

#NationalMarvinDay #MarvinDay

Every
May 18

World Lipedema Day

Every
May 18

National Mini Train Day

#NationalMiniTrainDay #MiniTrainDay

3rd Sun
in May

I Am An American Day

#IAmAnAmericanDay #CitizenshipDay

Every
May 18

World Hollandia Dairy Day (Nigeria)

#HollandiaDairyDay #HDD2025

Every
May 18

Mount Saint Helens Day

#MountStHelensDay

Every
May 18

Children's International Goodwill Day

Every
May 18

eCard Day

#eCardDay #NationalECardDay

3rd Sun
in May

Rural Life Sunday (Canada)

#RuralLifeSunday

Every
May 18

Mother Whistler Day

#MotherWhistlerDay

Every
May 18

National CASA/GAL Volunteer's Day

#CASAVolunteersDay

Every
May 18

National Marshmallow Day (Australia)

#NationalMarshmallowDay #MarshmallowDay

Every
May 18

Day of Remembrance of the Genocide of the Crimean Tatar People

Every
May 18

518 Day

#518Day

Every
May 18

National Cocktail Day (Portugal)

#DiaNacionalDoCocktail #CocktailDay

3rd Sun
in May

Day of Remembrance of the Victims of Political Repressions by the Soviet Regime (Ukraine)

3rd Sun
in May

Soil Stewardship Day

3rd Sun
in May

Commemoration Day of Fallen Soldiers (Finland)

#KaatuneidenMuistopäiv&#…

Every
May 18

Haitian Flag Day

#HaitianFlagDay #HappyHaitianFlagdayMore

Every
May 18

Mullivaikkal Remembrance Day (Sri Lanka)

#MullivaikkalRemembranceDay #May18TamilGenocideMore

Every
May 18

518 Day of Giving

#518DayOfGiving #518Day

3rd Sun
in May

National Famine Memorial Day (Ireland)

#NationalFamineMemorialDay #FamineMemorialDayMore(4)

3rd Sun
in May

Flower Day (Michigan)

#FlowerDay #EasternMarketFlowerDay

Before
...

Neighbor Day (Rhode Island)

#NeighborDay

Every
May 18

Fibroid Awareness Day (Jamaica)

#FibroidAwarenessDay #NationalFibroidAwarenessDay

Next year, May 18th falls on a Monday. Last year, it fell on a Saturday.

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