AQI

Columbus Air Quality Index & Realtime Air Pollution

Live AQI
81(AQI-US)
Air Quality is
Moderate
PM2.5 :26.4µg/m³
PM10 :26.8µg/m³
Good
Moderate
Poor
Unhealthy
Severe
Hazardous
050100150200300301+
Moderate air quality mascot

Primary Air Pollutants Columbus (Ohio)

PM2.526µg/m³
PM2.5
Fine particles
PM1027µg/m³
PM10
Coarse particles
SO₂3µg/m³
SO₂
Sulphur dioxide
CO197µg/m³
CO
Carbon monoxide
NO₂2µg/m³
NO₂
Nitrogen dioxide
O₃124µg/m³
O₃
Ozone

Hourly forecast Columbus (Ohio)

Now26°
Clear sky
13:0028°
Clear sky
14:0029°
Clear sky
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Overcast
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Overcast
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Overcast
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Overcast
20:0029°
Overcast
21:0027°
Partly cloudy
22:0026°
Overcast
23:0025°
Clear sky
00:0024°
Clear sky
01:0023°
Clear sky
02:0022°
Overcast
03:0021°
Clear sky
04:0021°
Overcast
05:0021°
Partly cloudy
06:0021°
Overcast
07:0021°
Overcast
08:0022°
Overcast
09:0022°
Light drizzle
10:0023°
Overcast
11:0025°
Overcast

Health Recommendations for Columbus Residents

Based on current air quality: Moderate · AQI 81

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

UV Index

6.85

High

High UV levels — apply sunscreen and limit direct sun exposure.

Wind

5 km/h

Light breeze — leaves rustling gently.

AQI Graph

Historical AQI Data Columbus (Ohio)

63
Min. AQIat 8:00 AM on 20th Jul
82
Max. AQIat 1:00 PM on 19th Jul
19-07-2026Time20-07-2026

United States Major Cities AQI Overview


Most Polluted Cities by AQI United States

Last Updated: 20 Jul 2026, 15:01

Health Advice For People Living in Columbus

1.2
Cigarettes
per day
Weekly8.4 Cigarettes
Monthly36 Cigarettes

Breathing the air in this location is equivalent to smoking 1.2 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 Columbus 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

Columbus · Current air quality: Moderate · AQI 81

Mild Trigger Risk

Headaches

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

Common signs

Typical signs can include: 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.

Air Quality FAQs at Columbus, Ohio

The current real-time AQI (US) level in Columbus, Ohio is 81 (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 Columbus, Ohio 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.