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Cluj Napoca Air Quality Index (AQI) | Air Pollution

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

Last Updated: 2025-05-30 11:56:19 AM (Local Time)

location image
Live AQI
34
Air Quality is
Good
pm10 :  10 µg/m³
PM2.5 :  6 µg/m³
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
aqi good level in Cluj Napoca
partly cloudy

13 °C

Partly cloudy
Humidity
Humidity82 %
Wind Speed
Wind Speed20 km/h
UV Index
UV Index2
Last Updated: 2025-05-30 11:56:19 AM (Local Time)
Map

Cluj Napoca

Major Air Pollutants

Cluj Napoca

PM2.5's Icon

Particulate Matter(PM2.5)

6µg/m³

PM10's Icon

Particulate Matter(PM10)

10µg/m³

CO's Icon

Carbon Monoxide(CO)

235ppb

SO2's Icon

Sulfur Dioxide(SO2)

2ppb

NO2's Icon

Nitrogen Dioxide(NO2)

7ppb

O3's Icon

Ozone(O3)

18ppb

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AQI Graph

Historical Air Quality Data

Cluj Napoca

24 Hours
AQI
Cluj Napoca

Want air quality data?

Download 2024 Annual Data

World Air Quality Report

Globe

AQI Trends - Annual Air Quality Changes

Cluj Napoca, Cluj, Romania

AQI
Year
.
AQI

Annual AQI Trends

2020
11AQI
2021
26AQI
136%
Rise
2022
33AQI
27%
Rise
2023
49AQI
48%
Rise
2024
45AQI
-8%
Fall
2025
49AQI
9%
Rise
Overall Annual Percentage (%) change of AQI in (2020 to 2025)
42%
Rise (Worsened AQI)

Most & Least Polluted Months

Most PollutedDecember, 202282AQI
Least PollutedJune, 20206AQI

* This data analysis is from year 2020 - 2025

Cluj Napoca's Locations

Real-time Air Pollution Level

Location
Status
AQI
PM2.5(µg/m³)
PM10(µg/m³)
Temp.(°C)
Humi.(%)
Apahida
Good
23
4
8
14
70
Bulevardul Eroilor
Good
39
7
10
13
69
DC154
Good
23
4
8
14
73
Juc Herghelie
Good
22
4
8
14
73
Str Aurel Vlaicu
Good
30
5
9
11
71
Str Dambovita
Good
34
6
10
11
84
Strada Carierei
Good
28
5
9
11
77
Strada Corneliu Coposu
Good
30
5
8
12
74
Strada Decebal
Moderate
51
9
10
8
62
Strada Eugen Ionesco
Good
17
3
8
10
83
Strada Eugen Ionesco
Good
36
6
10
10
77
Strada Frunzisului
Good
41
7
9
18
66
Strada Mecanicilor
Good
33
6
10
11
71
Strada Observatorului
Good
36
7
14
10
73
Strada Plevnei
Good
35
6
12
13
71
Strada Rakoczi Ferenc II
Good
37
7
9
11
67
Strada stefan Mora
Moderate
67
18
21
10
70
Strada Trifoiului
Good
36
7
11
10
67
Strada Zefirului
Good
34
6
9
14
71

Romania's Metro Cities

Air Quality Index

Bucharest City AQI

Bucharest

42

temp.14°C
hum.94%
Cluj Napoca City AQI

Cluj Napoca

34

temp.13°C
hum.82%
Constanta City AQI

Constanta

34

temp.17°C
hum.83%
Craiova City AQI

Craiova

45

temp.15°C
hum.82%
Iasi City AQI

Iasi

23

temp.14°C
hum.88%
Timisoara City AQI

Timisoara

20

temp.14°C
hum.88%

Air Quality Calendar 2025

Cluj Napoca

2025
AQI
January
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 Jan
62
2 Jan
65
3 Jan
61
4 Jan
59
5 Jan
59
6 Jan
57
7 Jan
58
8 Jan
59
9 Jan
58
10 Jan
56
11 Jan
55
12 Jan
53
13 Jan
52
14 Jan
54
15 Jan
57
16 Jan
57
17 Jan
58
18 Jan
60
19 Jan
59
20 Jan
60
21 Jan
61
22 Jan
61
23 Jan
62
24 Jan
61
25 Jan
60
26 Jan
60
27 Jan
60
28 Jan
59
29 Jan
59
30 Jan
59
31 Jan
61
February
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 Feb
60
2 Feb
61
3 Feb
60
4 Feb
60
5 Feb
60
6 Feb
60
7 Feb
60
8 Feb
60
9 Feb
60
10 Feb
61
11 Feb
61
12 Feb
61
13 Feb
61
14 Feb
62
15 Feb
62
16 Feb
61
17 Feb
62
18 Feb
62
19 Feb
62
20 Feb
61
21 Feb
61
22 Feb
61
23 Feb
60
24 Feb
61
25 Feb
61
26 Feb
62
27 Feb
61
28 Feb
61
March
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 Mar
61
2 Mar
60
3 Mar
60
4 Mar
59
5 Mar
59
6 Mar
59
7 Mar
58
8 Mar
58
9 Mar
59
10 Mar
60
11 Mar
60
12 Mar
58
13 Mar
56
14 Mar
55
15 Mar
54
16 Mar
51
17 Mar
50
18 Mar
47
19 Mar
47
20 Mar
48
21 Mar
49
22 Mar
52
23 Mar
53
24 Mar
54
25 Mar
54
26 Mar
53
27 Mar
53
28 Mar
52
29 Mar
52
30 Mar
51
31 Mar
50
April
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 Apr
50
2 Apr
49
3 Apr
49
4 Apr
48
5 Apr
47
6 Apr
45
7 Apr
43
8 Apr
42
9 Apr
41
10 Apr
40
11 Apr
40
12 Apr
39
13 Apr
39
14 Apr
37
15 Apr
36
16 Apr
36
17 Apr
36
18 Apr
36
19 Apr
34
20 Apr
34
21 Apr
31
22 Apr
30
23 Apr
29
24 Apr
29
25 Apr
29
26 Apr
29
27 Apr
28
28 Apr
29
29 Apr
29
30 Apr
29
May
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 May
30
2 May
33
3 May
37
4 May
42
5 May
43
6 May
42
7 May
40
8 May
39
9 May
41
10 May
38
11 May
30
12 May
41
13 May
40
14 May
37
15 May
39
16 May
33
17 May
32
18 May
32
19 May
31
20 May
35
21 May
36
22 May
43
23 May
44
24 May
33
25 May
30
26 May
26
27 May
31
28 May
26
29 May
35
30 May
-
31 May
-
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+

Health Advice For People Living In

Cluj Napoca

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

Solutions for Current AQI

  • Air Purifier
    Air PurifierTurn Off
  • Car Filter
    Car FilterAdvisable
  • N95 Mask
    N95 MaskAdvisable
  • Stay Indoor
    Stay IndoorAdvisable

As per the current AQI, turn off the air purifier.

Prevent Health Problems: Understand Your Risks

Cluj Napoca

  • asthma due to air pollution in Cluj NapocaAsthma
  • heart due to air pollution in Cluj NapocaHeart Issues
  • allergy due to air pollution in Cluj NapocaAllergies
  • sinus due to air pollution in Cluj NapocaSinus
  • flu due to air pollution in Cluj NapocaCold/Flu
  • copd due to air pollution in Cluj NapocaChronic (COPD)
asthma due to air pollution in Cluj Napoca

Low Chances of Asthma

Asthma

Risk of Asthma symptoms is Low when AQI is Good (0-50)

Mild symptoms such as slight wheezing, occasional cough, and minor shortness of breath

Do's :

  • Keep track of air quality to plan outdoor activities safely.

  • Drink water to keep airways moist and reduce irritation.

  • Include non-allergenic fruits and vegetables that support overall lung health, like apples, pears, and spinach.

Don'ts :

  • Skip medications that is prescribed by your doctor.

  • Engage in outdoor activities in early morning during high pollen hours.

Most Polluted Cities 2025

Romania

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.

Slatina, Romania

129
Poor
9xabove Standard

2.

Piatra Neamt, Romania

114
Poor
8xabove Standard

3.

Piatra Neamt, Romania

109
Poor
7xabove Standard

4.

Piatra Neamt, Romania

102
Poor
7xabove Standard

5.

Slatina, Romania

84
Moderate
6xabove Standard

6.

Alba Iulia, Romania

80
Moderate
5xabove Standard

7.

Alba Iulia, Romania

78
Moderate
5xabove Standard

8.

Buzau, Romania

67
Moderate
4xabove Standard

9.

Berceni, Romania

58
Moderate
4xabove Standard

10.

Ramnicu Valcea, Romania

57
Moderate
4xabove Standard

Last Updated: 30 May 2025, 06:44 AM

AQI City Rankings

Air Quality Solutions For Cluj Napoca

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 Cluj Napoca

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 Cluj Napoca

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 Cluj Napoca

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 Cluj Napoca

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 Cluj Napoca

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 for Cluj Napoca

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 Cluj Napoca

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 Cluj Napoca

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 Cluj Napoca

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 Cluj Napoca

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 Cluj Napoca

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 Cluj Napoca

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 Cluj Napoca

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 Cluj Napoca

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 Cluj Napoca

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 Cluj Napoca

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.

Cluj Napoca'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 Cluj Napoca
Mobile App

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.

Connect and control your air quality devices.

Air Quality FAQs

at Cluj Napoca

Frequently Asked Questions About Air Quality

What is the current AQI level in Cluj Napoca?

The current real-time AQI level in Cluj Napoca is 34 (Good). This was last updated 2025-05-30 11:56:19 AM (Local Time).

When was the best AQI level in Cluj Napoca in the last 24 hours?

The best AQI level was 28 (Good) at 6:10 PM, May 29, 2025 (Local Time) during the last 24 hours.

When was the worst AQI level in Cluj Napoca in the last 24 hours?

The worst AQI level was 43 (Good) at 1:10 AM (Local Time) during the last 24 hours.

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

The AQI levels in Cluj Napoca have been fluctuating throughout the last 24 hours. The levels have increased by highest 43 at 1:10 AM (Local Time), lowest 28 at 6:10 PM, May 29, 2025 (Local Time).

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

The air quality is satisfactory, and air pollution poses little or no risk. No special precautions are needed; enjoy outdoor activities freely.

Recent AQI Blogs

Read the latest news

Here are some latest blogs that you can go through to find out more air pollution.

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7 May 2025Shakshi
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6 May 2025Shakshi
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1 May 2025Gyane
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Prana Sense

Air Quality Monitor

Air Quality Index depicts the extent of air pollution at a particular location.

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Pocket PM

Air Quality Monitor

Know the air quality around you wherever you are with the Pocket monitor to get instant air quality insights.

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Cair +

Indoor Air Quality Monitor

Track indoor air quality with advanced connectivity and portability for real-time air quality data.

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