
Special day
International Day of Clean Air for Blue Skies
Clear air, healthy planet.
Today
When is International Day of Clean Air for Blue Skies?
Every year on September 7.
Worldwide
What is International Day of Clean Air for Blue Skies?
The International Day of Clean Air for Blue Skies, observed on September 7th, raises awareness about air pollution as a public health and climate emergency. Established by the UN General Assembly in 2019 and first observed in 2020 under the coordination of UNEP, the day calls on individuals, communities, and governments to take collective action for cleaner air.
How to celebrate
Mark the day with a poster made in Dayfeed — pick your favourite photo as the background, share it to your story or group chat, and set a reminder so you never miss it next year.
Hashtags
- #CleanAirDay
- #BlueSkies
- #CleanAirNow
- #AirPollution
Never miss a special day
Download Dayfeed and get a beautiful reminder for every day that matters — plus countdowns and shareable posters.











