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Duluth Air Quality Index (AQI) | Air Pollution

Real-time PM2.5, PM10 air pollution level in Minnesota

Last Updated: 2025-08-02 04:24:23 PM (Local Time)

location image
Live AQI
150(AQI-US)
Air Quality is
Poor
pm10 :  63 µg/m³
PM2.5 :  56 µg/m³
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
aqi poor level.webp in Duluth
cloudy

26 °C

Cloudy
Humidity
Humidity44 %

Wind Speed
Wind Speed11 km/h

UV Index
UV Index4
Last Updated: 2025-08-02 04:24:23 PM (Local Time)


Map

Duluth

Major Air Pollutants

Duluth

AQI Graph

Historical Air Quality Data

Duluth

Duluth
AQI
.
01-08-2025Time02-08-2025
147
Min.at 11:09 AM on 2nd Aug
163
Max.at 7:09 PM on 1st Aug

Download 2024 Annual Data

World Air Quality Report

Globe

AQI Trends - Annual Air Quality Changes

Duluth, Minnesota, United States

Year
.
AQI


Annual AQI Trends

2020
26AQI
2021
26AQI
0%
No Change
2022
24AQI
-8%
Fall
2023
35AQI
46%
Rise
2024
28AQI
-20%
Fall
2025
33AQI
18%
Rise
Overall Annual Percentage (%) change of AQI in (2020 to 2025)
7%
Rise (Worsened AQI)

Most & Least Polluted Months

Most PollutedAugust, 2025162AQI

Least PollutedAugust, 202214AQI

* This data analysis is from year 2020 - 2025

Duluth's Locations

Real-time Air Pollution Level

Location
Status
AQI
PM2.5(µg/m³)
PM10(µg/m³)
Temp.(°C)
Humi.(%)
Unhealthy
154
60
67
17
80
Poor
148
55
61
18
79
Unhealthy
151
56
59
18
80
Poor
147
54
64
18
80

United States's Metro Cities

Air Quality Index

Health Advice For People Living In

Duluth

2.8Cigarettes per day

Cigarette
Weekly 19.5 Cigarettes
Monthly 84 Cigarettes

Breathing the air in this location is as harmful as smoking 2.8 cigarettes a day.

Source:

Berkeley Earth

Disclaimer: This cigarette-equivalent estimate is based on the average PM2.5 concentration over the last 24 hours, assuming continuous exposure during that time.

Solutions for Current AQI

  • 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

Duluth

  • asthma due to air pollution in DuluthAsthma
  • heart due to air pollution in DuluthHeart Issues
  • allergy due to air pollution in DuluthAllergies
  • sinus due to air pollution in DuluthSinus
  • flu due to air pollution in DuluthCold/Flu
  • copd due to air pollution in DuluthChronic (COPD)
asthma due to air pollution in Duluth

Mild Chances of Asthma

Asthma

Risk of Asthma symptoms is Mild when AQI is Poor (50-150)

Moderate symptoms including frequent wheezing, noticeable shortness of breath, chest tightness, and persistent cough.

Do's :

  • Limit outdoor activities when AQI is poor.

  • Clean indoor air with an air purifier to reduce exposure.

  • Soothe the respiratory tract with herbal teas or warm water to help alleviate symptoms.

Don'ts :

  • Exercise outdoors without a mask.

  • Stay in smoky areas with strong fumes.

Disclaimer: The above health risks are precautionary suggestions based on current AQI levels. You may not feel the effects immediately, but prolonged exposure to air pollution can contribute to these health conditions over time. AQI.IN is neither a medical expert nor a provider of medical advice. Please consult a doctor if you experience any of the above similar symptoms.

Most Polluted Cities 2025

United States

Analyze the real-time most air polluted cities in the country.

Duluth's AQI Data Analytics Solutions

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aqi air quality app for Duluth
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Empower Your Decisions with Reliable Data

Your area’s real-time data with detailed parameters.

Your area’s real-time data with detailed parameters.


Personalized health advice as per current AQI.

Personalized health advice as per current AQI.


Analytical data to identify trends and conditions.

Analytical data to identify trends and conditions.


Connect and control your air quality devices.

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Air Quality FAQs

at Duluth

Frequently Asked Questions About Air Quality

What is the current AQI level in Duluth?

The current real-time AQI level in Duluth is 150 (Poor). This was last updated 2025-08-02 04:24:23 PM (Local Time).

When was the best AQI level in Duluth in the last 24 hours?

The best AQI level was 147 (Poor) at 11:09 AM (Local Time) during the last 24 hours.

When was the worst AQI level in Duluth in the last 24 hours?

The worst AQI level was 163 (Unhealthy) at 7:09 PM, Aug 1, 2025 (Local Time) during the last 24 hours.

What is the current trend of AQI levels in Duluth during last 24 hours?

The AQI levels in Duluth have been fluctuating throughout the last 24 hours. The levels have increased by highest 163 at 7:09 PM, Aug 1, 2025 (Local Time), lowest 147 at 11:09 AM (Local Time).

What actions are recommended as per the current AQI level in Duluth?

Current AQI levels are unhealthy for Sensitive individuals, they should reduce prolonged or heavy outdoor exertion.