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  • Japan
  • Nagasaki
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  • Nishisanjocho
Nishisanjocho
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Live

Nishisanjocho Air Quality Index (AQI) | Air Pollution

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

Last Updated: 17 Jul 2025, 09:39am (Local Time)

location image
Live AQI
52
Air Quality is
Moderate
pm10 :  27 µg/m³
PM2.5 :  10 µg/m³
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
aqi moderate level.webp in Nishisanjocho
sunny

29 °C

Sunny
Humidity
Humidity72 %

Wind Speed
Wind Speed10 km/h

UV Index
UV Index4
Last Updated: 17 Jul 2025, 09:39am (Local Time)
AQI LogoMap

Nishisanjocho

Major Air Pollutants

Nishisanjocho

PM2.5's Icon

Particulate Matter(PM2.5)

10µg/m³

PM10's Icon

Particulate Matter(PM10)

27µg/m³

CO's Icon

Carbon Monoxide(CO)

94ppb

SO2's Icon

Sulfur Dioxide(SO2)

1ppb

NO2's Icon

Nitrogen Dioxide(NO2)

3ppb

O3's Icon

Ozone(O3)

19ppb

Trending in Japan

Is Poor Air Quality in Gyms Holding Back Your Fitness Goals?

Is Poor Air Quality in Gyms Holding Back Your Fitness Goals?

City Climate Change Severity Analysis is NOW LIVE on AQI.in!📢

City Climate Change Severity Analysis is NOW LIVE on AQI.in!📢

AQI Graph

Historical Air Quality Data

Nishisanjocho

24 Hours
AQI
Nishisanjocho
AQI
.
16-07-2025Time17-07-2025
TimeNishisanjocho
10 AM41
11 AM40
12 PM43
01 PM47
02 PM53
03 PM55
04 PM58
05 PM59
06 PM63
07 PM66
08 PM65
09 PM52
10 PM52
11 PM51
12 AM50
01 AM48
02 AM47
03 AM47
04 AM46
05 AM47
06 AM48
07 AM47
08 AM47
09 AM50
40
Min.at 11:10 AM on 16th Jul
66
Max.at 7:09 PM on 16th Jul

Want air quality data?

AQI Logo

Download 2024 Annual Data

World Air Quality Report

Globe

AQI Trends - Annual Air Quality Changes

Nishisanjocho, Omura, Nagasaki, Japan

AQI
Year
.
AQI
AQI AQI
Mar 202037
Apr 202041
May 202046
Jun 202040
Jul 202028
Aug 202050
Sep 20200
Oct 2020
Nov 202038
Dec 202037
Jan 202134
Feb 202137
Mar 202139
Apr 202137
May 202144
Jun 202145
Jul 202133
Aug 202133
Sep 202136
Oct 202143
Nov 202141
Dec 202137
Jan 202240
Feb 202242
Mar 202246
Apr 202240
May 202247
Jun 202235
Jul 202240
Aug 202257
Sep 202236
Oct 202238
Nov 202248
Dec 202239
Jan 202349
Feb 202346
Mar 202348
Apr 202348
May 202342
Jun 202340
Jul 202334
Aug 202332
Sep 202337
Oct 202337
Nov 202340
Dec 202340
Jan 202436
Feb 202437
Mar 202440
Apr 202449
May 202449
Jun 202441
Jul 202420
Aug 202437
Sep 202440
Oct 202434
Nov 202438
Dec 202435
Jan 202545
Feb 202538
Mar 202545
Apr 202543
May 202544
Jun 202534
Jul 202552


Annual AQI Trends

2020
39AQI
2021
38AQI
-3%
Fall
2022
41AQI
8%
Rise
2023
41AQI
0%
No Change
2024
38AQI
-7%
Fall
2025
42AQI
11%
Rise
Overall Annual Percentage (%) change of AQI in (2020 to 2025)
2%
Rise (Worsened AQI)

Most & Least Polluted Months

Most PollutedAugust, 202257AQI

Least PollutedSeptember, 20200AQI

* This data analysis is from year 2020 - 2025

Japan's Metro Cities

Air Quality Index

Aomori City AQI

Aomori

53

temp.30°C

hum.66%
Higashi Hiroshima City AQI

Higashi Hiroshima

62

temp.27°C

hum.74%
Higashi Osaka City AQI

Higashi Osaka

15

temp.25°C

hum.100%
Kyoto City AQI

Kyoto

17

temp.25°C

hum.94%
Saitama City AQI

Saitama

26

temp.28°C

hum.79%
Sendai City AQI

Sendai

23

temp.24°C

hum.89%
Tokyo City AQI

Tokyo

22

temp.28°C

hum.79%
Yokohama City AQI

Yokohama

28

temp.29°C

hum.75%

Air Quality Calendar 2025

Nishisanjocho

2025
AQI
January
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
29 Dec
-
30 Dec
-
31 Dec
-
1 Jan
33
2 Jan
42
3 Jan
36
4 Jan
35
5 Jan
32
6 Jan
48
7 Jan
30
8 Jan
38
9 Jan
29
10 Jan
31
11 Jan
28
12 Jan
33
13 Jan
41
14 Jan
45
15 Jan
43
16 Jan
38
17 Jan
50
18 Jan
56
19 Jan
52
20 Jan
59
21 Jan
82
22 Jan
79
23 Jan
71
24 Jan
77
25 Jan
47
26 Jan
45
27 Jan
39
28 Jan
36
29 Jan
32
30 Jan
35
31 Jan
44
1 Feb
40
February
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
26 Jan
45
27 Jan
39
28 Jan
36
29 Jan
32
30 Jan
35
31 Jan
44
1 Feb
40
2 Feb
33
3 Feb
46
4 Feb
31
5 Feb
40
6 Feb
31
7 Feb
35
8 Feb
31
9 Feb
30
10 Feb
31
11 Feb
43
12 Feb
36
13 Feb
34
14 Feb
36
15 Feb
31
16 Feb
36
17 Feb
47
18 Feb
41
19 Feb
36
20 Feb
35
21 Feb
34
22 Feb
41
23 Feb
38
24 Feb
38
25 Feb
36
26 Feb
43
27 Feb
63
28 Feb
59
1 Mar
52
March
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
23 Feb
38
24 Feb
38
25 Feb
36
26 Feb
43
27 Feb
63
28 Feb
59
1 Mar
52
2 Mar
39
3 Mar
40
4 Mar
28
5 Mar
31
6 Mar
30
7 Mar
34
8 Mar
40
9 Mar
45
10 Mar
48
11 Mar
46
12 Mar
49
13 Mar
54
14 Mar
37
15 Mar
32
16 Mar
30
17 Mar
47
18 Mar
44
19 Mar
47
20 Mar
53
21 Mar
56
22 Mar
63
23 Mar
59
24 Mar
49
25 Mar
61
26 Mar
58
27 Mar
45
28 Mar
58
29 Mar
52
30 Mar
40
31 Mar
41
1 Apr
42
2 Apr
34
3 Apr
34
4 Apr
35
5 Apr
41
April
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
30 Mar
40
31 Mar
41
1 Apr
42
2 Apr
34
3 Apr
34
4 Apr
35
5 Apr
41
6 Apr
40
7 Apr
40
8 Apr
36
9 Apr
53
10 Apr
42
11 Apr
59
12 Apr
50
13 Apr
49
14 Apr
55
15 Apr
35
16 Apr
49
17 Apr
44
18 Apr
51
19 Apr
49
20 Apr
37
21 Apr
41
22 Apr
30
23 Apr
25
24 Apr
32
25 Apr
46
26 Apr
45
27 Apr
48
28 Apr
41
29 Apr
51
30 Apr
50
1 May
42
2 May
40
3 May
42
May
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
27 Apr
48
28 Apr
41
29 Apr
51
30 Apr
50
1 May
42
2 May
40
3 May
42
4 May
38
5 May
43
6 May
38
7 May
37
8 May
47
9 May
37
10 May
39
11 May
49
12 May
53
13 May
57
14 May
58
15 May
57
16 May
62
17 May
38
18 May
50
19 May
51
20 May
39
21 May
29
22 May
34
23 May
42
24 May
27
25 May
33
26 May
39
27 May
45
28 May
50
29 May
52
30 May
44
31 May
42
June
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 Jun
50
2 Jun
48
3 Jun
36
4 Jun
44
5 Jun
45
6 Jun
43
7 Jun
55
8 Jun
63
9 Jun
32
10 Jun
29
11 Jun
38
12 Jun
37
13 Jun
36
14 Jun
28
15 Jun
28
16 Jun
30
17 Jun
27
18 Jun
31
19 Jun
33
20 Jun
30
21 Jun
26
22 Jun
21
23 Jun
19
24 Jun
22
25 Jun
23
26 Jun
25
27 Jun
25
28 Jun
26
29 Jun
25
30 Jun
37
1 Jul
52
2 Jul
59
3 Jul
63
4 Jul
65
5 Jul
56
July
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
29 Jun
25
30 Jun
37
1 Jul
52
2 Jul
59
3 Jul
63
4 Jul
65
5 Jul
56
6 Jul
49
7 Jul
47
8 Jul
54
9 Jul
57
10 Jul
54
11 Jul
46
12 Jul
46
13 Jul
44
14 Jul
39
15 Jul
45
16 Jul
-
17 Jul
-
18 Jul
-
19 Jul
-
20 Jul
-
21 Jul
-
22 Jul
-
23 Jul
-
24 Jul
-
25 Jul
-
26 Jul
-
27 Jul
-
28 Jul
-
29 Jul
-
30 Jul
-
31 Jul
-
1 Aug
-
2 Aug
-
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+

Health Advice For People Living In

Nishisanjocho

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 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

Nishisanjocho

  • asthma due to air pollution in NishisanjochoAsthma
  • heart due to air pollution in NishisanjochoHeart Issues
  • allergy due to air pollution in NishisanjochoAllergies
  • sinus due to air pollution in NishisanjochoSinus
  • flu due to air pollution in NishisanjochoCold/Flu
  • copd due to air pollution in NishisanjochoChronic (COPD)
asthma due to air pollution in Nishisanjocho

Mid. Chances of Asthma

Asthma

Risk of Asthma symptoms is Mid. 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.

Most Polluted Cities 2025

Japan

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.

Niimi, Japan

64
Moderate
4xabove Standard

2.

Higashi Hiroshima, Japan

62
Moderate
4xabove Standard

3.

Niihama, Japan

60
Moderate
4xabove Standard

4.

Izumo, Japan

60
Moderate
4xabove Standard

5.

Kanonjicho, Japan

60
Moderate
4xabove Standard

6.

Hiroshima, Japan

60
Moderate
4xabove Standard

7.

Nogata, Japan

59
Moderate
4xabove Standard

8.

Hatsukaichi, Japan

59
Moderate
4xabove Standard

9.

Saijo, Japan

58
Moderate
4xabove Standard

10.

Ishinari, Japan

58
Moderate
4xabove Standard

Last Updated: 17 Jul 2025, 12:53 AM

AQI City Rankings

Air Quality Solutions For Nishisanjocho

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 Nishisanjocho

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 Nishisanjocho

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.

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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 Nishisanjocho

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.

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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.

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Air Quality Solutions for Fitness Center

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

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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.

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Air Quality Solutions for Retail Stores

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

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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 Nishisanjocho

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.

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Air Quality Solutions For Hospitals

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

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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.

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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 Nishisanjocho

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.

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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.

Nishisanjocho'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 Nishisanjocho
Mobile App

Empower Your Decisions with Reliable Data

Get it onApp Store
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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 Nishisanjocho

Frequently Asked Questions About Air Quality

What is the current AQI level in Nishisanjocho?

The current real-time AQI level in Nishisanjocho is 52 (Moderate). This was last updated 17 Jul 2025, 09:39am (Local Time).

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

The best AQI level was 40 (Good) at 11:10 AM, Jul 16, 2025 (Local Time) during the last 24 hours.

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

The worst AQI level was 66 (Moderate) at 7:09 PM, Jul 16, 2025 (Local Time) during the last 24 hours.

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

The AQI levels in Nishisanjocho have been fluctuating throughout the last 24 hours. The levels have increased by highest 66 at 7:09 PM, Jul 16, 2025 (Local Time), lowest 40 at 11:10 AM, Jul 16, 2025 (Local Time).

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

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

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Pocket PM

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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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