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Yamaga Air Quality Index (AQI) | Air Pollution

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

Last Updated: 2025-07-13 08:09:26 AM (Local Time)

Live AQI

Air Quality is

Moderate

pm10 : 22 µg/m³

PM2.5 : 11 µg/m³

Good

050

Moderate

100

Poor

150

Unhealthy

200

Severe

300

Hazardous

301+

26 °C

Last Updated: 2025-07-13 08:09:26 AM (Local Time)

Map

Yamaga

Major Air Pollutants
Yamaga

Particulate Matter(PM2.5)

11µg/m³

Particulate Matter(PM10)

22µg/m³

Carbon Monoxide(CO)

94ppb

Sulfur Dioxide(SO2)

2ppb

Nitrogen Dioxide(NO2)

3ppb

Ozone(O3)

18ppb

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AQI Graph

Historical Air Quality Data
Yamaga

24 Hours

AQI

Yamaga

AQI

12-07-2025Time13-07-2025

Time	Yamaga
08 AM	56
09 AM	27
10 AM	19
11 AM	20
12 PM	22
01 PM	46
02 PM	32
03 PM	28
04 PM	28
05 PM	28
06 PM	27
07 PM	27
08 PM	27
09 PM	44
10 PM	44
11 PM	44
12 AM	46
01 AM	49
02 AM	56
03 AM	57
04 AM	56
05 AM	54
06 AM	54
07 AM	53
08 AM	55

Min.at 10:09 AM on 12th Jul

Max.at 3:09 AM on 13th Jul

Want air quality data?

AQI Trends - Annual Air Quality Changes
Yamaga, Kumamoto, Japan

AQI

Year

AQI

AQI	AQI
Mar 2020	48
Apr 2020	52
May 2020	55
Jun 2020	48
Jul 2020	40
Aug 2020	67
Sep 2020	49
Oct 2020	47
Nov 2020	55
Dec 2020	54
Jan 2021	36
Feb 2021	42
Mar 2021	44
Apr 2021	45
May 2021	51
Jun 2021	50
Jul 2021	31
Aug 2021	28
Sep 2021	36
Oct 2021	46
Nov 2021	46
Dec 2021	46
Jan 2022	47
Feb 2022	47
Mar 2022	50
Apr 2022	45
May 2022	51
Jun 2022	39
Jul 2022	38
Aug 2022	67
Sep 2022	36
Oct 2022	42
Nov 2022	49
Dec 2022	46
Jan 2023	50
Feb 2023	49
Mar 2023	46
Apr 2023	47
May 2023
Jun 2023
Jul 2023
Aug 2023
Sep 2023
Oct 2023
Nov 2023	50
Dec 2023	47
Jan 2024	61
Feb 2024	59
Mar 2024	60
Apr 2024	59
May 2024	46
Jun 2024	39
Jul 2024	26
Aug 2024	42
Sep 2024	46
Oct 2024	38
Nov 2024	44
Dec 2024	41
Jan 2025	48
Feb 2025	40
Mar 2025	47
Apr 2025	45
May 2025	45
Jun 2025	39
Jul 2025	74

Annual AQI Trends

2020

52AQI

2021

42AQI

-19%

Fall

2022

45AQI

Rise

2023

48AQI

Rise

2024

41AQI

-15%

Fall

2025

45AQI

10%

Rise

Overall Annual Percentage (%) change of AQI in (2020 to 2025)

-2%

Fall (Improved AQI)

Most & Least Polluted Months

Most PollutedJuly, 202574AQI

Least PollutedJuly, 202426AQI

* This data analysis is from year 2020 - 2025

Yamaga's Locations
Real-time Air Pollution Level

Location

Status

AQI

PM2.5(µg/m³)

PM10(µg/m³)

Temp.(°C)

Humi.(%)

Naka

Moderate

Japan's Metro Cities
Air Quality Index

Aomori

Higashi Hiroshima

Higashi Osaka

Kyoto

Saitama

Sendai

Tokyo

Yokohama

Air Quality Calendar 2025
Yamaga

2025

AQI

January

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
29 Dec -	30 Dec -	31 Dec -	1 Jan 39	2 Jan 44	3 Jan 37	4 Jan 41
5 Jan 44	6 Jan 55	7 Jan 34	8 Jan 46	9 Jan 30	10 Jan 33	11 Jan 33
12 Jan 37	13 Jan 44	14 Jan 49	15 Jan 51	16 Jan 48	17 Jan 53	18 Jan 54
19 Jan 56	20 Jan 58	21 Jan 75	22 Jan 75	23 Jan 72	24 Jan 72	25 Jan 50
26 Jan 43	27 Jan 44	28 Jan 37	29 Jan 34	30 Jan 38	31 Jan 48	1 Feb 42

February

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
26 Jan 43	27 Jan 44	28 Jan 37	29 Jan 34	30 Jan 38	31 Jan 48	1 Feb 42
2 Feb 35	3 Feb 45	4 Feb 32	5 Feb 41	6 Feb 32	7 Feb 40	8 Feb 29
9 Feb 34	10 Feb 32	11 Feb 45	12 Feb 51	13 Feb 37	14 Feb 46	15 Feb 33
16 Feb 39	17 Feb 40	18 Feb 34	19 Feb 37	20 Feb 34	21 Feb 33	22 Feb 40
23 Feb 40	24 Feb 38	25 Feb 40	26 Feb 40	27 Feb 66	28 Feb 55	1 Mar 58

March

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
23 Feb 40	24 Feb 38	25 Feb 40	26 Feb 40	27 Feb 66	28 Feb 55	1 Mar 58
2 Mar 39	3 Mar 40	4 Mar 28	5 Mar 30	6 Mar 31	7 Mar 34	8 Mar 44
9 Mar 44	10 Mar 51	11 Mar 44	12 Mar 50	13 Mar 56	14 Mar 37	15 Mar 35
16 Mar 28	17 Mar 52	18 Mar 42	19 Mar 42	20 Mar 52	21 Mar 56	22 Mar 64
23 Mar 64	24 Mar 53	25 Mar 61	26 Mar 63	27 Mar 54	28 Mar 62	29 Mar 55
30 Mar 44	31 Mar 46	1 Apr 46	2 Apr 36	3 Apr 36	4 Apr 38	5 Apr 45

April

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
30 Mar 44	31 Mar 46	1 Apr 46	2 Apr 36	3 Apr 36	4 Apr 38	5 Apr 45
6 Apr 45	7 Apr 44	8 Apr 40	9 Apr 55	10 Apr 43	11 Apr 57	12 Apr 53
13 Apr 52	14 Apr 55	15 Apr 36	16 Apr 51	17 Apr 45	18 Apr 48	19 Apr 53
20 Apr 41	21 Apr 47	22 Apr 37	23 Apr 28	24 Apr 37	25 Apr 49	26 Apr 46
27 Apr 52	28 Apr 40	29 Apr 51	30 Apr 51	1 May 50	2 May 42	3 May 45

May

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
27 Apr 52	28 Apr 40	29 Apr 51	30 Apr 51	1 May 50	2 May 42	3 May 45
4 May 40	5 May 46	6 May 36	7 May 39	8 May 51	9 May 30	10 May 43
11 May 45	12 May 54	13 May 55	14 May 60	15 May 58	16 May 65	17 May 39
18 May 50	19 May 54	20 May 41	21 May 34	22 May 35	23 May 45	24 May 30
25 May 33	26 May 39	27 May 45	28 May 51	29 May 45	30 May 45	31 May 45

June

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
1 Jun 53	2 Jun 53	3 Jun 31	4 Jun 46	5 Jun 49	6 Jun 56	7 Jun 64
8 Jun 66	9 Jun 34	10 Jun 29	11 Jun 44	12 Jun 38	13 Jun 44	14 Jun 29
15 Jun 29	16 Jun 32	17 Jun 30	18 Jun 34	19 Jun 41	20 Jun 39	21 Jun 31
22 Jun 21	23 Jun 19	24 Jun 26	25 Jun 27	26 Jun 26	27 Jun 30	28 Jun 34
29 Jun 44	30 Jun 57	1 Jul 73	2 Jul 100	3 Jul 91	4 Jul 93	5 Jul 74

July

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
29 Jun 44	30 Jun 57	1 Jul 73	2 Jul 100	3 Jul 91	4 Jul 93	5 Jul 74
6 Jul 59	7 Jul 60	8 Jul 65	9 Jul 71	10 Jul 58	11 Jul -	12 Jul -
13 Jul -	14 Jul -	15 Jul -	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 -

Health Advice For People Living In
Yamaga

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 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

Yamaga

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

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

Aioi, Japan

Nishiwaki, Japan

Kakogawacho Honmachi, Japan

Iwakuni, Japan

Narutocho Mitsuishi, Japan

Moderate

4xabove Standard

Komatsushimacho, Japan

Moderate

4xabove Standard

Tatsunocho Tominaga, Japan

Matsuyama, Japan

Takasagocho Takasemachi, Japan

Moderate

4xabove Standard

10.

Waki, Japan

Moderate

4xabove Standard

Last Updated: 12 Jul 2025, 11:10 PM

AQI City Rankings

Air Quality Solutions For Yamaga
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 Yamaga

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 Yamaga

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 Yamaga

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 Yamaga

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.

Yamaga'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 Yamaga

Frequently Asked Questions About Air Quality

What is the current AQI level in Yamaga?

The current real-time AQI level in Yamaga is 55 (Moderate). This was last updated 2025-07-13 08:09:26 AM (Local Time).

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

The best AQI level was 19 (Good) at 10:09 AM (Local Time) during the last 24 hours.

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

The worst AQI level was 57 (Moderate) at 3:09 AM, Jul 13, 2025 (Local Time) during the last 24 hours.

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

The AQI levels in Yamaga have been fluctuating throughout the last 24 hours. The levels have increased by highest 57 at 3:09 AM, Jul 13, 2025 (Local Time), lowest 19 at 10:09 AM (Local Time).

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

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