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Lewiston Air Quality Index (AQI) | Air Pollution

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

Last Updated: 2025-08-06 03:40:23 AM (Local Time)

Live AQI

52(AQI-US)

Air Quality is

Moderate

pm10 : 20 µg/m³

PM2.5 : 9 µg/m³

Good

050

Moderate

100

Poor

150

Unhealthy

200

Severe

300

Hazardous

301+

16 °C

Last Updated: 2025-08-06 03:40:23 AM (Local Time)

Map

Lewiston

Major Air Pollutants
Lewiston

Particulate Matter(PM2.5)

9µg/m³

Particulate Matter(PM10)

20µg/m³

Carbon Monoxide(CO)

2ppb

Sulfur Dioxide(SO2)

3ppb

Nitrogen Dioxide(NO2)

6ppb

Ozone(O3)

9ppb

Trending in United States

Minneapolis Air Quality Alert: Wildfire Smoke Pushes Pollution to Unhealthy Levels

AQI.IN's Community Air Quality Monitoring Get a Free AQI Monitor by Joining AQI.IN's Community Initiative.

AQI Graph

Historical Air Quality Data
Lewiston

24 Hours

AQI

Lewiston

AQI

05-08-2025Time06-08-2025

Time	Lewiston
03 AM	33
04 AM	34
05 AM	32
06 AM	32
07 AM	30
08 AM	31
09 AM	30
10 AM	31
11 AM	35
12 PM	37
01 PM	39
02 PM	40
03 PM	40
04 PM	41
05 PM	36
06 PM	34
07 PM	35
08 PM	33
09 PM	29
10 PM	28
11 PM	29
12 AM	30
01 AM	31
02 AM	30
03 AM	31

Min.at 10:09 PM on 5th Aug

Max.at 4:09 PM on 5th Aug

Want air quality data?

AQI Trends - Annual Air Quality Changes
Lewiston, Maine, United States

AQI

Year

AQI

AQI	AQI
Mar 2025	25
Apr 2025	19
May 2025	19
Jun 2025	35
Jul 2025	38
Aug 2025	60

Annual AQI Trends

2025

29AQI

Overall Annual Percentage (%) change of AQI in (2025 to 2025)

NaN%

Rise (Worsened AQI)

Most & Least Polluted Months

Most PollutedAugust, 202560AQI

Least PollutedMay, 202519AQI

* This data analysis is from year 2025 - 2025

Lewiston's Locations
Real-time Air Pollution Level

Location

Status

AQI

PM2.5(µg/m³)

PM10(µg/m³)

Temp.(°C)

Humi.(%)

Locust Street

Moderate

United States's Metro Cities
Air Quality Index

Chicago

100

Los Angeles

Minneapolis

Nashville

New Orleans

New York City

San Francisco

Washington

Air Quality Calendar 2025
Lewiston

2025

AQI

January

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
29 Dec -	30 Dec -	31 Dec -	1 Jan -	2 Jan -	3 Jan -	4 Jan -
5 Jan -	6 Jan -	7 Jan -	8 Jan -	9 Jan -	10 Jan -	11 Jan -
12 Jan -	13 Jan -	14 Jan -	15 Jan -	16 Jan -	17 Jan -	18 Jan -
19 Jan -	20 Jan -	21 Jan -	22 Jan -	23 Jan -	24 Jan -	25 Jan -
26 Jan -	27 Jan -	28 Jan -	29 Jan -	30 Jan -	31 Jan -	1 Feb -

February

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
26 Jan -	27 Jan -	28 Jan -	29 Jan -	30 Jan -	31 Jan -	1 Feb -
2 Feb -	3 Feb -	4 Feb -	5 Feb -	6 Feb -	7 Feb -	8 Feb -
9 Feb -	10 Feb -	11 Feb -	12 Feb -	13 Feb -	14 Feb -	15 Feb -
16 Feb -	17 Feb -	18 Feb -	19 Feb -	20 Feb -	21 Feb -	22 Feb -
23 Feb -	24 Feb -	25 Feb -	26 Feb -	27 Feb -	28 Feb -	1 Mar -

March

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
23 Feb -	24 Feb -	25 Feb -	26 Feb -	27 Feb -	28 Feb -	1 Mar -
2 Mar -	3 Mar -	4 Mar -	5 Mar -	6 Mar -	7 Mar -	8 Mar -
9 Mar -	10 Mar -	11 Mar -	12 Mar -	13 Mar -	14 Mar -	15 Mar -
16 Mar -	17 Mar -	18 Mar -	19 Mar -	20 Mar -	21 Mar -	22 Mar -
23 Mar -	24 Mar -	25 Mar -	26 Mar -	27 Mar 30	28 Mar 24	29 Mar 18
30 Mar 30	31 Mar 22	1 Apr 19	2 Apr 17	3 Apr 19	4 Apr 19	5 Apr 16

April

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
30 Mar 30	31 Mar 22	1 Apr 19	2 Apr 17	3 Apr 19	4 Apr 19	5 Apr 16
6 Apr 12	7 Apr 14	8 Apr 19	9 Apr 17	10 Apr 20	11 Apr 24	12 Apr 22
13 Apr 16	14 Apr 19	15 Apr 22	16 Apr 16	17 Apr 18	18 Apr 24	19 Apr 34
20 Apr 23	21 Apr 12	22 Apr 24	23 Apr 17	24 Apr 19	25 Apr 23	26 Apr 19
27 Apr 9	28 Apr 18	29 Apr 31	30 Apr 21	1 May 18	2 May 25	3 May 27

May

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
27 Apr 9	28 Apr 18	29 Apr 31	30 Apr 21	1 May 18	2 May 25	3 May 27
4 May 18	5 May 19	6 May 13	7 May 20	8 May 15	9 May 19	10 May 13
11 May 18	12 May 23	13 May 21	14 May 23	15 May 26	16 May 25	17 May 18
18 May 15	19 May 12	20 May 12	21 May 14	22 May 16	23 May 11	24 May 13
25 May 12	26 May 14	27 May 20	28 May 30	29 May 23	30 May 25	31 May 22

June

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
1 Jun 14	2 Jun 15	3 Jun 21	4 Jun 34	5 Jun 58	6 Jun 56	7 Jun 46
8 Jun 71	9 Jun 66	10 Jun 36	11 Jun 37	12 Jun 62	13 Jun 35	14 Jun 30
15 Jun 24	16 Jun 29	17 Jun 23	18 Jun 22	19 Jun 26	20 Jun 31	21 Jun 28
22 Jun 31	23 Jun 35	24 Jun 53	25 Jun 49	26 Jun 31	27 Jun 28	28 Jun 23
29 Jun 20	30 Jun 26	1 Jul 31	2 Jul 25	3 Jul 44	4 Jul 37	5 Jul 32

July

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
29 Jun 20	30 Jun 26	1 Jul 31	2 Jul 25	3 Jul 44	4 Jul 37	5 Jul 32
6 Jul 39	7 Jul 54	8 Jul 31	9 Jul 29	10 Jul 27	11 Jul 23	12 Jul 25
13 Jul 18	14 Jul 17	15 Jul 20	16 Jul 38	17 Jul 44	18 Jul 16	19 Jul 29
20 Jul 27	21 Jul 28	22 Jul 17	23 Jul 25	24 Jul 30	25 Jul 49	26 Jul 113
27 Jul 67	28 Jul 57	29 Jul 51	30 Jul 51	31 Jul 71	1 Aug 42	2 Aug 32

August

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
27 Jul 67	28 Jul 57	29 Jul 51	30 Jul 51	31 Jul 71	1 Aug 42	2 Aug 32
3 Aug 59	4 Aug 85	5 Aug 80	6 Aug -	7 Aug -	8 Aug -	9 Aug -
10 Aug -	11 Aug -	12 Aug -	13 Aug -	14 Aug -	15 Aug -	16 Aug -
17 Aug -	18 Aug -	19 Aug -	20 Aug -	21 Aug -	22 Aug -	23 Aug -
24 Aug -	25 Aug -	26 Aug -	27 Aug -	28 Aug -	29 Aug -	30 Aug -
31 Aug -	1 Sep -	2 Sep -	3 Sep -	4 Sep -	5 Sep -	6 Sep -

Health Advice For People Living In
Lewiston

0Cigarettes per day

Weekly 0 Cigarettes

Monthly 0 Cigarettes

Breathe easy and get active! The air quality is perfect for enjoying outdoor activities.

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 PurifierTurn On
Car FilterMust
N95 MaskMust
Stay IndoorMust

Must turn on the air purifier to enjoy fresh air.

Get an Air Purifier

Prevent Health Problems: Understand Your Risks

Lewiston

Asthma
Heart Issues
Allergies
Sinus
Cold/Flu
Chronic (COPD)

Mild Chances of Asthma

Asthma

Risk of Asthma symptoms is Mild when AQI is Moderate (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.

Most Polluted Cities Live Ranking 2025

World's Most PollutedCity Rankings (2024)

World's Most PollutedCountry Rankings(2024)

RankCityAQIAQI Status

Standard Value

Longmont, United States

Cary, United States

Derby, United States

Commerce City, United States

Poor

8xabove Standard

Rockford, United States

Poor

8xabove Standard

Aurora, United States

Poor

8xabove Standard

Waukesha, United States

Elgin, United States

Fort Collins, United States

Poor

8xabove Standard

10.

Greendale, United States

Poor

7xabove Standard

Last Updated: 06 Aug 2025, 08:48 AM

AQI City Rankings

Air Quality Solutions For Lewiston
Explore the solutions of air quality monitoring & clean air.

Here are some applications that you can go through to find out the solutions.

Air Quality Monitor

Monitor the air quality

Air Quality Sensors

Sensors to measure the air quality

Fresh Air Machine

Clean the air you breathe

Car Cabin Filter

Purify the air in your car

N95 Mask

Shield yourself from pollution

air quality solutions for offices for Lewiston

Air Quality Solution For Offices

A complete solution for air quality monitoring, data analysis, and fresh air solutions in workplaces prioritizing employee's health and productivity.

Air Quality Solutions For Smart City

Prana Air smart city project provides air quality monitors, drones, outdoor air purifiers, and data dashboards solution to improve air quality.

air quality solutions for institutes for Lewiston

Air Quality Solutions for Schools | Institutes

Prana Air provides the air quality solutions for schools by air monitoring & fresh air machine that help the students to breather clean air.

Air Quality Solutions For Hotels

Prana Air air quality solutions are suited for hotel businesses. The occupancy of hotels is the main reasons for bad air quality.

Air Quality Solutions for Restaurants

Prana Air has the air quality solutions for restaurant, cafes, and gives you the power to know what your customers and staff breathe.

Air Quality Solutions for RMC Plants

Prana Air provides air quality monitoring solutions for RMC plants. Improve compliance, protect workers and community, and reduce emissions.

Air Quality Solutions for Fitness Center

Prana Air provides the air quality solutions of pollution monitoring and fresh air for fitness center - gym.

Air Quality Solutions for Parking Lot

A complete solution for air monitoring, data analysis, and fresh air solutions for enclosed car parking areas and car lots.

Air Quality Solutions for Retail Stores

Prana Air provides air quality solutions of pollution monitoring and fresh air for retail stores and shopping outlets.

air quality solutions for airport for Lewiston

Prana Air provides air quality solutions of pollution monitoring and fresh air for retail stores and shopping outlets

Prana Air provides the air quality solutions for airport. Gathering of many passengers is the main reasons of bad air quality in airport.

Air Quality Solutions For Construction Sites

Prana Air offers air quality monitoring solutions for construction sites with data cloud storage, web-dashboard, mobile apps, TV display.

Air Quality Solutions For Hospitals

Prana Air provides air quality monitoring and fresh air solutions for hospitals to ensure clean and healthy indoor air.

air quality solutions for bathroom for Lewiston

Air Quality Solutions For Washroom | Bathroom

Improve washroom and bathroom air quality with Prana Air air quality monitoring devices and fresh air machine. Breathe easy and stay healthy.

Air Quality Solutions for Banks

Prana Air provides air quality solutions of pollution monitoring and fresh air for banks and financial institutions.

Air Quality Solutions for Cinema

Air quality solutions for cinema halls or theatres will help the customers to get the good experience, comfort and breathe clean air.

Air Quality Solutions For Real Estates

Prana Air provides the air quality solutions of pollution monitoring and fresh air for real estates - residential and commercial.

Lewiston's AQI Data Analytics Solutions
Air quality data monitoring platforms

Mobile App

Smart TV App

Web Dashboard

API

Widgets

Mobile App

Empower Your Decisions with Reliable Data

Get it onApp Store

Get it onGoogle Play

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

Personalized health advice as per current AQI.

Analytical data to identify trends and conditions.

Connect and control your air quality devices.

Air Quality FAQs
at Lewiston

Frequently Asked Questions About Air Quality

What is the current AQI level in Lewiston?

The current real-time AQI level in Lewiston is 52 (Moderate). This was last updated 2025-08-06 03:40:23 AM (Local Time).

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

The best AQI level was 28 (Good) at 10:09 PM, Aug 5, 2025 (Local Time) during the last 24 hours.

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

The worst AQI level was 41 (Good) at 4:09 PM, Aug 5, 2025 (Local Time) during the last 24 hours.

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

The AQI levels in Lewiston have been fluctuating throughout the last 24 hours. The levels have increased by highest 41 at 4:09 PM, Aug 5, 2025 (Local Time), lowest 28 at 10:09 PM, Aug 5, 2025 (Local Time).

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

Current AQI levels are acceptable; however, some pollutants may be a concern for a small number of sensitive individuals.