AQI

Saint Joseph Air Quality Index & Realtime Air Pollution

Live AQI
61(AQI-US)
Air Quality is
Moderate
PM2.5 :8.1µg/m³
PM10 :9.6µg/m³
Good
Moderate
Poor
Unhealthy
Severe
Hazardous
050100150200300301+
Moderate air quality mascot

Primary Air Pollutants Saint Joseph (Indiana)

PM2.58µg/m³
PM2.5
Fine particles
PM1010µg/m³
PM10
Coarse particles
SO₂1µg/m³
SO₂
Sulphur dioxide
CO145µg/m³
CO
Carbon monoxide
NO₂16µg/m³
NO₂
Nitrogen dioxide
O₃79µg/m³
O₃
Ozone

Hourly forecast Saint Joseph (Indiana)

Now21°
Clear sky
23:0020°
Partly cloudy
00:0019°
Clear sky
01:0017°
Clear sky
02:0017°
Clear sky
03:0017°
Clear sky
04:0016°
Overcast
05:0016°
Overcast
06:0015°
Overcast
07:0016°
Overcast
08:0020°
Overcast
09:0023°
Overcast
10:0025°
Overcast
11:0027°
Overcast
12:0028°
Overcast
13:0028°
Clear sky
14:0029°
Overcast
15:0029°
Clear sky
16:0030°
Clear sky
17:0030°
Overcast
18:0030°
Overcast
19:0029°
Overcast
20:0028°
Overcast
21:0025°
Partly cloudy

Health Recommendations for Saint Joseph Residents

Based on current air quality: Moderate · AQI 61

Moderate
Air Purifier
Air PurifierTurn On
Car Filter
Car FilterMust
N95 Mask
N95 MaskMust
Stay Indoor
Stay IndoorMust

UV Index

0

Low

Safe to be outside. Minimal UV risk.

Wind

9.7 km/h

Light breeze — leaves rustling gently.

AQI Graph

Historical AQI Data Saint Joseph (Indiana)

19
Min. AQIat 6:00 AM on 3rd Jun
64
Max. AQIat 9:00 PM on 3rd Jun
03-06-2026Time04-06-2026

United States Major Cities AQI Overview


Most Polluted Cities by AQI United States

119
Poor3x above Standard
93
Moderate2x above Standard
81
Moderate2x above Standard
79
Moderate1x above Standard
75
Moderate1x above Standard
75
Moderate3x above Standard
75
Moderate3x above Standard
73
Moderate2x above Standard
72
Moderate1x above Standard
67
Moderate1x above Standard
Last Updated: 03 Jun 2026, 22:43

Health Advice For People Living in Saint Joseph

0.4
Cigarettes
per day
Weekly2.8 Cigarettes
Monthly12 Cigarettes

Breathing the air in this location is equivalent to smoking 0.4 cigarettes a day.

Disclaimer: This cigarette-equivalent estimate is calculated using the average PM2.5 concentration from the past 24 hours, assuming constant exposure throughout that period.
Solutions for Saint Joseph Current AQI (US)
Air Purifier
Air PurifierTurn On
Car Filter
Car FilterMust
N95 Mask
N95 MaskMust
Stay Indoor
Stay IndoorMust
Must turn on the air purifier to enjoy fresh air.Get an Air Purifier

Prevent Health Problems: Understand Your Risks

Saint Joseph · Current air quality: Moderate · AQI 61

Mild Trigger Risk

Headaches

Risk of Headaches symptoms is Mild when AQI of Saint Joseph is Moderate (51-100).

Common signs

You may observe: Pressure or tightness around the forehead and temples, Sensitivity to light or smell, Fatigue or difficulty concentrating.

Do’s :
  • Choose indoor, clean indoor air when the AQI is elevated.
  • Stay hydrated and take short breaks from devices or harsh light if you are migraine-prone.
  • If you Make use of prescribed migraine meds, Keep close them accessible.
Don’ts :
  • Try not to do intense outdoor exercise during worse AQI periods.
  • Don’t ignore worsening symptoms that feel unusual for you.

Disclaimer: The health risks mentioned above are precautionary recommendations based on current AQI levels. While you may not experience immediate effects, prolonged exposure to air pollution can lead to these health issues over time. This is not medical advice. Please consult a clinician if you experience severe, unusual, or worsening symptoms.

Saint Joseph's Nearby Cities AQI

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Air Quality FAQs at Saint Joseph, Indiana

The current real-time AQI (US) level in Saint Joseph, Indiana is 61 (Moderate). This was last updated recently.

The best AQI (US) level was generally lower during the early afternoon in the last 24 hours.

The worst AQI (US) level typically peaks during early morning or late evening hours due to temperature inversion.

The AQI (US) levels in Saint Joseph, Indiana have been fluctuating throughout the last 24 hours depending on traffic and weather conditions.

Current AQI (US) levels are moderate for everyone. It's advised to adjust your outdoor activities based on personal sensitivity.