2024
First observance
National Pride Prom Day
National Today’s launch identifies the first annual observance in 2024; EventGuide lists June 22, 2024 and an actual same-date San Francisco event describes itself as celebrating…
Evergreen date guide
What is celebrated on June 22?
See the observances and verified observance-history milestones attached to June 22. Each observance keeps its own source and date details.
Verified history
Today in history →On this date in observance history
Selected observance milestones connected to this date, based on reviewed sources.
2023
First observance
National Pet Choking Prevention Day
The contemporaneous launch announcement explicitly says the day would be recognized for the first time on June 22, 2023.
2019
First observance
National Windrush Day
Later GOV.UK material explicitly identifies 2019 as the first national Windrush Day.
2017
First observance
World Rainforest Day
Rainforest Partnership states that it launched World Rainforest Day on June 22, 2017.
2016
First observance
National HVAC Tech Day
ARS states that National HVAC Tech Day was launched on June 22, 2016.
Reviewed depth
Other in-depth guides on June 22
Source-backedFixed AnnualIn-depth guide
Anti-Fascist Struggle Day
Croatia’s current Holidays Act lists 22 June as Anti-Fascist Struggle Day among the Republic’s holidays and non-working days; the foreign ministry’s 2026 calendar also lists it on 22 June.
Source-backedFixed AnnualIn-depth guide
National HVAC Tech Day
ARS/Rescue Rooter says it established National HVAC Tech Day in 2016 and celebrates it on June 22.
Source-backedFixed AnnualIn-depth guide
National Pet Choking Prevention Day
Bow Wow Labs identifies June 22 as National Pet Choking Prevention Day, created to raise awareness of choking hazards for pets.
Source-backedFixed AnnualIn-depth guide
National Windrush Day
The UK government announced on 18 June 2018 that National Windrush Day would take place on 22 June every year; later official material identifies 2019 as the first national Windrush Day, an…
Source-backedFixed AnnualIn-depth guide
World Rainforest Day
Rainforest Partnership states that it founded World Rainforest Day in 2017 and identifies the observance date as 22 June.
Explore the mix
All topics →Topics represented on June 22
5 observances
All observances on this date
Source-backedFixed AnnualIn-depth guide
Anti-Fascist Struggle Day
Croatia’s current Holidays Act lists 22 June as Anti-Fascist Struggle Day among the Republic’s holidays and non-working days; the foreign ministry’s 2026 calendar also lists it on 22 June.
Source-backedFixed AnnualIn-depth guide
National HVAC Tech Day
ARS/Rescue Rooter says it established National HVAC Tech Day in 2016 and celebrates it on June 22.
Source-backedFixed AnnualIn-depth guide
National Pet Choking Prevention Day
Bow Wow Labs identifies June 22 as National Pet Choking Prevention Day, created to raise awareness of choking hazards for pets.
Source-backedFixed AnnualIn-depth guide
National Windrush Day
The UK government announced on 18 June 2018 that National Windrush Day would take place on 22 June every year; later official material identifies 2019 as the first national Windrush Day, an…
Source-backedFixed AnnualIn-depth guide
World Rainforest Day
Rainforest Partnership states that it founded World Rainforest Day in 2017 and identifies the observance date as 22 June.
How dates are selected
This page combines fixed annual dates, reusable calendar rules and year-specific dates confirmed for 2026. Variable or historical dates are included only when they are clearly supported.
Read the methodology →