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Newmarket Air Quality Index (AQI) | Air Pollution

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

Last Updated: 2026-07-19 03:21:01 (Local Time)

Live AQI

58AQI (US)

Air Quality is

Moderate

PM2.5 : 16 µg/m³

pm10 : 56 µg/m³

Good

050

Moderate

100

Poor

150

Unhealthy

200

Severe

300

Hazardous

301+

15 °C

Last Updated: 2026-07-19 03:21:01 (Local Time)

Rank694^th

Currently, Newmarket ranks 694^th among the cities with the highest AQI levels in the world.

Map

Newmarket

Major Air Pollutants
Newmarket

Particulate Matter(PM₂.₅)

16µg/m³

Particulate Matter(PM₁₀)

56µg/m³

Carbon Monoxide(CO)

367ppb

Sulfur Dioxide(SO₂)

2ppb

Nitrogen Dioxide(NO₂)

2ppb

Ozone(O₃)

26ppb

AQI Graph

Historical Air Quality Data
Newmarket

24 Hours

AQI (US)

Newmarket

AQI (US)

18-07-2026Time19-07-2026

Time	Newmarket
3:31am	151
4:01am	144
4:31am	144
5:01am	148
5:31am	148
6:01am	139
6:31am	145
7:01am	159
7:31am	158
8:01am	172
8:31am	172
9:01am	174
9:31am	148
10:01am	76
10:31am	51
11:01am	105
11:31am	108
12:01pm	96
12:31pm	96
1:01pm	64
1:31pm	67
2:01pm	62
2:31pm	62
3:01pm	68
3:31pm	70
4:01pm	66
4:31pm	68
5:01pm	89
5:31pm	92
6:01pm	110
6:31pm	105
7:01pm	154
7:31pm	154
8:01pm	140
8:31pm	120
9:01pm	114
9:31pm	118
10:01pm	106
10:31pm	103
11:01pm	72
11:31pm	71
12:01am	62
12:31am	60
1:01am	55
1:31am	57
2:01am	58
2:31am	60
3:01am	57

Min. AQI (US)10:31am

174

Max. AQI (US)9:01am

Want air quality data?

AQI (US) Trends - Annual Air Quality Changes
Newmarket, Ontario, Canada

AQI (US)

Newmarket's Locations
Real-time Air Pollution Level

locations

Status

AQI (US)

PM₂.₅(µg/m³)

PM₁₀(µg/m³)

Temp.(°C)

Humi.(%)

McCaffrey Road

Moderate

Newmarket

Moderate

Canada's Metro Cities
Air Quality Index

Calgary

Edmonton

Halifax

Montreal

Ottawa

Toronto

Vancouver

Winnipeg

Air Quality Calendar 2026
Newmarket

2026

AQI (US)

Health Advice For People Living In
Newmarket

1.8Cigarettes per day

Weekly 12.6 Cigarettes

Monthly 54 Cigarettes

Breathing the air in this location is as harmful as smoking 1.8 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 (US)

Air PurifierTurn On

Car FilterMust

N95 MaskMust

Stay IndoorMust

Prevent Health Problems: Understand Your Risks

Newmarket

Asthma

Heart Issues

Allergies

Sinus

Cold/Flu

Chronic (COPD)

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 2026
Canada

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

Most Polluted Cities Live Ranking 2026

World's Most PollutedCity Rankings (2025)

World's Most PollutedCountry Rankings(2025)

RankCityAQI Status

Standard Value

Thunder Bay, Ontario

Poor

6xabove Standard

Trail, British Columbia

Poor

3xabove Standard

Castlegar, British Columbia

Poor

3xabove Standard

Parry Sound, Ontario

Poor

3xabove Standard

Windsor, Ontario

Poor

3xabove Standard

London, Ontario

Moderate

2xabove Standard

Vernon, British Columbia

Moderate

2xabove Standard

Waterloo, Ontario

Moderate

2xabove Standard

Brantford, Ontario

Moderate

1xabove Standard

10.

Edmundston, New Brunswick

Moderate

1xabove Standard

Last Updated: 19 Jul 2026, 07:27 AM

AQI City Rankings

Air Quality Solutions For Newmarket
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

Prana Air offers the solutions of air quality monitoring and clean air machine for Newmarket

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 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.

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 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.

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

Mobile App

Smart TV App

Web Dashboard

API

Widgets

Air Quality FAQs
at Newmarket

Frequently Asked Questions About Air Quality

1. What is the current AQI (US) level in Newmarket?

The current real-time AQI (US) level in Newmarket is 58 (Moderate). This was last updated 2026-07-19 03:21:01 (Local Time).

2. When was the best AQI (US) level in Newmarket in the last 24 hours?

The best AQI (US) level was 51 (Moderate) at 10:31 AM, Jul 18, 2026 (Local Time) during the last 24 hours.

3. When was the worst AQI (US) level in Newmarket in the last 24 hours?

The worst AQI (US) level was 174 (Unhealthy) at 9:01 AM, Jul 18, 2026 (Local Time) during the last 24 hours.

4. What is the current trend of AQI (US) levels in Newmarket during last 24 hours?

The AQI (US) levels in Newmarket have been fluctuating throughout the last 24 hours. The levels have increased by highest 174 at 9:01 AM, Jul 18, 2026 (Local Time), lowest 51 at 10:31 AM, Jul 18, 2026 (Local Time).

5. What actions are recommended as per the current AQI (US) level in Newmarket?

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