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Rue Sainte-Catherine Est Air Quality Index (AQI) | Air Pollution

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

Last Updated: 09 Aug 2025, 07:55am (Local Time)

location image
Live AQI
59(AQI-US)
Air Quality is
Moderate
pm10 :  21 µg/m³
PM2.5 :  13 µg/m³
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
aqi moderate level.webp in Rue Sainte-Catherine Est
mist

18 °C

Mist
Humidity
Humidity94 %
Wind Speed
Wind Speed8 km/h
UV Index
UV Index0
Last Updated: 09 Aug 2025, 07:55am (Local Time)
Map

Rue Sainte-Catherine Est

Major Air Pollutants

Rue Sainte-Catherine Est

PM2.5's Icon

Particulate Matter(PM2.5)

13µg/m³

PM10's Icon

Particulate Matter(PM10)

21µg/m³

CO's Icon

Carbon Monoxide(CO)

209ppb

SO2's Icon

Sulfur Dioxide(SO2)

4ppb

NO2's Icon

Nitrogen Dioxide(NO2)

6ppb

O3's Icon

Ozone(O3)

16ppb

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AQI Graph

Historical Air Quality Data

Rue Sainte-Catherine Est

24 Hours
AQI
Rue Sainte-Catherine Est
AQI
.
08-08-2025Time09-08-2025
50
Min.at 3:10 PM on 8th Aug
62
Max.at 8:55 AM on 8th Aug

Want air quality data?

Download 2024 Annual Data

World Air Quality Report

Globe

AQI Trends - Annual Air Quality Changes

Rue Sainte-Catherine Est, Montreal, Quebec, Canada

AQI
Year
.
AQI

Annual AQI Trends

2025
32AQI
Overall Annual Percentage (%) change of AQI in (2025 to 2025)
NaN%
Rise (Worsened AQI)

Most & Least Polluted Months

Most PollutedAugust, 202545AQI
Least PollutedMay, 202525AQI

* This data analysis is from year 2025 - 2025

Canada's Metro Cities

Air Quality Index

Calgary City AQI

Calgary

26

temp.13°C
hum.72%
Edmonton City AQI

Edmonton

54

temp.16°C
hum.94%
Halifax City AQI

Halifax

30

temp.17°C
hum.75%
Montreal City AQI

Montreal

59

temp.18°C
hum.94%
Ottawa City AQI

Ottawa

61

temp.19°C
hum.94%
Toronto City AQI

Toronto

78

temp.22°C
hum.100%
Vancouver City AQI

Vancouver

27

temp.15°C
hum.88%
Windsor City AQI

Windsor

59

temp.24°C
hum.79%

Air Quality Calendar 2025

Rue Sainte-Catherine Est

2025
AQI
January
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
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
-
February
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
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
-
March
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
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
21
28 Mar
22
29 Mar
23
30 Mar
28
31 Mar
33
April
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 Apr
18
2 Apr
21
3 Apr
21
4 Apr
19
5 Apr
21
6 Apr
18
7 Apr
21
8 Apr
22
9 Apr
19
10 Apr
26
11 Apr
35
12 Apr
45
13 Apr
27
14 Apr
36
15 Apr
30
16 Apr
15
17 Apr
18
18 Apr
26
19 Apr
46
20 Apr
16
21 Apr
26
22 Apr
24
23 Apr
16
24 Apr
29
25 Apr
27
26 Apr
28
27 Apr
15
28 Apr
25
29 Apr
31
30 Apr
18
May
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 May
18
2 May
26
3 May
16
4 May
28
5 May
26
6 May
23
7 May
17
8 May
18
9 May
22
10 May
24
11 May
17
12 May
23
13 May
38
14 May
39
15 May
31
16 May
45
17 May
42
18 May
21
19 May
13
20 May
16
21 May
22
22 May
17
23 May
16
24 May
14
25 May
17
26 May
24
27 May
26
28 May
35
29 May
34
30 May
26
31 May
36
June
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 Jun
27
2 Jun
22
3 Jun
25
4 Jun
40
5 Jun
42
6 Jun
53
7 Jun
58
8 Jun
58
9 Jun
59
10 Jun
46
11 Jun
52
12 Jun
55
13 Jun
29
14 Jun
28
15 Jun
30
16 Jun
45
17 Jun
44
18 Jun
26
19 Jun
38
20 Jun
23
21 Jun
25
22 Jun
28
23 Jun
41
24 Jun
52
25 Jun
48
26 Jun
33
27 Jun
29
28 Jun
28
29 Jun
31
30 Jun
31
July
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 Jul
34
2 Jul
32
3 Jul
36
4 Jul
26
5 Jul
27
6 Jul
40
7 Jul
44
8 Jul
33
9 Jul
41
10 Jul
47
11 Jul
48
12 Jul
51
13 Jul
43
14 Jul
39
15 Jul
38
16 Jul
47
17 Jul
48
18 Jul
24
19 Jul
33
20 Jul
40
21 Jul
32
22 Jul
20
23 Jul
24
24 Jul
30
25 Jul
37
26 Jul
47
27 Jul
55
28 Jul
58
29 Jul
55
30 Jul
63
31 Jul
48
August
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 Aug
24
2 Aug
30
3 Aug
53
4 Aug
74
5 Aug
47
6 Aug
39
7 Aug
46
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
-
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+

Health Advice For People Living In

Rue Sainte-Catherine Est

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 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

Rue Sainte-Catherine Est

  • asthma due to air pollution in Rue Sainte-Catherine EstAsthma
  • heart due to air pollution in Rue Sainte-Catherine EstHeart Issues
  • allergy due to air pollution in Rue Sainte-Catherine EstAllergies
  • sinus due to air pollution in Rue Sainte-Catherine EstSinus
  • flu due to air pollution in Rue Sainte-Catherine EstCold/Flu
  • copd due to air pollution in Rue Sainte-Catherine EstChronic (COPD)
asthma due to air pollution in Rue Sainte-Catherine Est

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

Canada

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

Follow

1.

Newmarket, Canada

82
Moderate
5xabove Standard

2.

Thompson, Canada

82
Moderate
5xabove Standard

3.

Rouyn Noranda, Canada

81
Moderate
5xabove Standard

4.

Flin Flon, Canada

78
Moderate
5xabove Standard

5.

Flin Flon, Canada

78
Moderate
5xabove Standard

6.

Toronto, Canada

78
Moderate
5xabove Standard

7.

Peterborough, Canada

78
Moderate
5xabove Standard

8.

Oshawa, Canada

77
Moderate
5xabove Standard

9.

Buffalo Narrows, Canada

75
Moderate
5xabove Standard

10.

Barrie, Canada

75
Moderate
5xabove Standard

Last Updated: 09 Aug 2025, 11:08 AM

AQI City Rankings

Air Quality Solutions For Rue Sainte-Catherine Est

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

Air Quality Monitor

Monitor the air quality
Air Quality Sensors

Air Quality Sensors

Sensors to measure the air quality
Fresh Air Machine

Fresh Air Machine

Clean the air you breathe
Car Cabin Filter

Car Cabin Filter

Purify the air in your car
N95 Mask

N95 Mask

Shield yourself from pollution
air quality solutions for offices for Rue Sainte-Catherine Est

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 for Rue Sainte-Catherine Est

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 Rue Sainte-Catherine Est

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 for Rue Sainte-Catherine Est

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 for Rue Sainte-Catherine Est

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.

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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 for Rue Sainte-Catherine Est

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 for Rue Sainte-Catherine Est

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 for Rue Sainte-Catherine Est

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 Rue Sainte-Catherine Est

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 for Rue Sainte-Catherine Est

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 for Rue Sainte-Catherine Est

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 Rue Sainte-Catherine Est

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 for Rue Sainte-Catherine Est

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 for Rue Sainte-Catherine Est

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 for Rue Sainte-Catherine Est

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.

Rue Sainte-Catherine Est's AQI Data Analytics Solutions

Air quality data monitoring platforms

Mobile AppMobile App
Smart TV AppSmart TV App
Web DashboardWeb Dashboard
APIAPI
WidgetsWidgets
aqi air quality app for Rue Sainte-Catherine Est
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.

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.

Connect and control your air quality devices.

Air Quality FAQs

at Rue Sainte-Catherine Est

Frequently Asked Questions About Air Quality

What is the current AQI level in Rue Sainte-Catherine Est?

The current real-time AQI level in Rue Sainte-Catherine Est is 59 (Moderate). This was last updated 09 Aug 2025, 07:55am (Local Time).

When was the best AQI level in Rue Sainte-Catherine Est in the last 24 hours?

The best AQI level was 50 (Good) at 3:10 PM, Aug 8, 2025 (Local Time) during the last 24 hours.

When was the worst AQI level in Rue Sainte-Catherine Est in the last 24 hours?

The worst AQI level was 62 (Moderate) at 8:55 AM, Aug 8, 2025 (Local Time) during the last 24 hours.

What is the current trend of AQI levels in Rue Sainte-Catherine Est during last 24 hours?

The AQI levels in Rue Sainte-Catherine Est have been fluctuating throughout the last 24 hours. The levels have increased by highest 62 at 8:55 AM, Aug 8, 2025 (Local Time), lowest 50 at 3:10 PM, Aug 8, 2025 (Local Time).

What actions are recommended as per the current AQI level in Rue Sainte-Catherine Est?

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

Recent AQI Blogs

Read the latest news

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