AQI

Bismarck Air Quality Index & Realtime Air Pollution

Live AQI
71(AQI-US)
Air Quality is
Moderate
PM2.5 :21.5µg/m³
PM10 :22.2µg/m³
Good
Moderate
Poor
Unhealthy
Severe
Hazardous
050100150200300301+
Moderate air quality mascot

Primary Air Pollutants Bismarck (North Dakota)

PM2.522µg/m³
PM2.5
Fine particles
PM1022µg/m³
PM10
Coarse particles
SO₂1µg/m³
SO₂
Sulphur dioxide
CO183µg/m³
CO
Carbon monoxide
NO₂1µg/m³
NO₂
Nitrogen dioxide
O₃99µg/m³
O₃
Ozone

Hourly forecast Bismarck (North Dakota)

Now28°
Clear sky
19:0028°
Clear sky
20:0027°
Clear sky
21:0025°
Clear sky
22:0023°
Clear sky
23:0021°
Clear sky
00:0020°
Partly cloudy
01:0019°
Clear sky
02:0019°
Overcast
03:0018°
Overcast
04:0017°
Overcast
05:0017°
Partly cloudy
06:0016°
Clear sky
07:0016°
Clear sky
08:0019°
Clear sky
09:0021°
Overcast
10:0023°
Overcast
11:0025°
Overcast
12:0028°
Overcast
13:0029°
Overcast
14:0031°
Overcast
15:0032°
Overcast
16:0032°
Overcast
17:0033°
Overcast

Health Recommendations for Bismarck Residents

Based on current air quality: Moderate · AQI 71

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

UV Index

1.95

Low

Safe to be outside. Minimal UV risk.

Wind

13.7 km/h

Light breeze — leaves rustling gently.

AQI Graph

Historical AQI Data Bismarck (North Dakota)

66
Min. AQIat 9:00 AM on 22nd Jul
81
Max. AQIat 8:00 PM on 21st Jul
21-07-2026Time22-07-2026

United States Major Cities AQI Overview


Most Polluted Cities by AQI United States

Last Updated: 22 Jul 2026, 15:04

Health Advice For People Living in Bismarck

1.0
Cigarettes
per day
Weekly7.0 Cigarettes
Monthly30 Cigarettes

Breathing the air in this location is equivalent to smoking 1.0 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 Bismarck 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

Bismarck · Current air quality: Moderate · AQI 71

Mild Trigger Risk

Headaches

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

Common signs

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

Do’s :
  • Prefer indoor, filtered air when the AQI is elevated.
  • Drink water and pause from screen time or strong light if you are migraine-prone.
  • If you Consider using prescribed migraine meds, Store them accessible.
Don’ts :
  • Avoid do intense outdoor exercise during poor AQI periods.
  • Try not to ignore worsening issues 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 Bismarck, North Dakota

The current real-time AQI (US) level in Bismarck, North Dakota is 71 (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 Bismarck, North Dakota 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.