Calgary - Air Quality Health Index

Observed ConditionsFootnote †

  • Past 24 hr
    • Calculated at: 4:00 AM MST Tuesday 16 December 2025

    2Low Risk




    1
    2
    3
    4
    5
    6
    7
    8
    9
    10
    +

    Low Risk
    (1-3)

    Moderate Risk
    (4-6)

    High Risk
    (7-10)

    Very High Risk



    At-Risk Population:

    General Population:

    • Ideal air quality for outdoor activities.

    Forecast Maximums

  • Next 24 hr
  • Health Message
    • Issued at: 5:00 PM MST Monday 15 December 2025

    Monday night

    4 - Moderate Risk

    Tuesday

    4 - Moderate Risk

    Tuesday night

    4 - Moderate Risk

    Wednesday

    3 - Low Risk

    Who is at risk?

    People with heart and lung conditions are most affected by air pollution.

    To find out if you are at risk, consult the health guide, or your physician.

    Visit the national AQHI Web site to learn more about the AQHI.

    Did you know...?

    You should limit the use of toxic paints, paint removers, stains, varnishes, waxes, glues, adhesives and cleaners on days when the air quality is high risk.


    The AQHI is an initiative of Environment Canada, Health Canada, Alberta Environment and Protected Areas, Alberta Health and Alberta Health Services.