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Yatsushiro Air Quality Index (AQI) | Air Pollution

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

Last Updated: 2026-08-07 21:11 (Local Time)

Live AQI

25AQI (US)

Air Quality is

Good

PM2.5 : 6 µg/m³

pm10 : 10 µg/m³

Good

050

Moderate

100

Poor

150

Unhealthy

200

Severe

300

Hazardous

301+

29 °C

Last Updated: 2026-08-07 21:11 (Local Time)

Presently, Honmachi ranks for having the good air quality among cities worldwide.

Map

Yatsushiro

Major Air Pollutants
Yatsushiro

Particulate Matter(PM₂.₅)

6µg/m³

Particulate Matter(PM₁₀)

10µg/m³

Carbon Monoxide(CO)

101ppb

Sulfur Dioxide(SO₂)

1ppb

Nitrogen Dioxide(NO₂)

4ppb

Ozone(O₃)

10ppb

AQI Graph

Historical Air Quality Data
Yatsushiro

24 Hours

AQI (US)

Yatsushiro

AQI (US)

06-08-2026Time07-08-2026

Time	Yatsushiro
9:31pm	11
10:01pm	9
10:31pm	11
11:01pm	12
11:31pm	12
12:01am	12
12:31am	12
1:01am	12
1:31am	12
2:01am	12
2:31am	12
3:01am	11
3:31am	11
4:01am	9
4:31am	11
5:01am	12
5:31am	17
6:01am	12
6:31am	12
7:01am	12
7:31am	12
8:01am	17
8:31am	12
9:01am	12
9:31am	12
10:01am	12
10:31am	12
11:01am	12
11:31am	12
12:01pm	12
12:31pm	12
1:01pm	12
1:31pm	42
2:01pm	21
2:31pm	29
3:01pm	12
3:31pm	17
4:01pm	12
4:31pm	12
5:01pm	18
5:31pm	20
6:01pm	17
6:31pm	17
7:01pm	8
7:31pm	8
8:01pm	12
8:31pm	12
9:01pm	25

Min. AQI (US)7:01pm

Max. AQI (US)1:31pm

Want air quality data?

AQI (US) Trends - Annual Air Quality Changes
Yatsushiro, Honmachi, Kumamoto, Japan

AQI (US)

Japan's Metro Cities
Air Quality Index

Aomori

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Kyoto

Saitama

Sendai

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Yokohama

Air Quality Calendar 2026
Yatsushiro

2026

AQI (US)

Health Advice For People Living In
Yatsushiro

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 (US)

Air PurifierTurn Off

Car FilterAdvisable

N95 MaskAdvisable

Stay IndoorAdvisable

Prevent Health Problems: Understand Your Risks

Yatsushiro

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
Japan

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

Kakogawacho Honmachi, Hyogo

Moderate

1xbelow Standard

Kamisu, Ibaraki

Moderate

1xbelow Standard

Ishigaki, Okinawa

Moderate

1xbelow Standard

Takasagocho Takasemachi, Hyogo

Moderate

1xbelow Standard

Tatsunocho Tominaga, Hyogo

Good

1xbelow Standard

Takanabe, Miyazaki

Good

1xbelow Standard

Aioi, Hyogo

Good

1xbelow Standard

Nobeoka, Miyazaki

Good

2xbelow Standard

Akita, Akita

Good

1xbelow Standard

10.

Maebashi, Gunma

Good

1xbelow Standard

Last Updated: 07 Aug 2026, 12:23 PM

AQI City Rankings

Air Quality Solutions For Yatsushiro
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 Yatsushiro

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.

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

Mobile App

Smart TV App

Web Dashboard

API

Widgets

Air Quality FAQs
at Yatsushiro

Frequently Asked Questions About Air Quality

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

The current real-time AQI (US) level in Yatsushiro is 25 (Good). This was last updated 2026-08-07 21:11 (Local Time).

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

The best AQI (US) level was 8 (Good) at 7:01 PM (Local Time) during the last 24 hours.

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

The worst AQI (US) level was 42 (Good) at 1:31 PM (Local Time) during the last 24 hours.

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

The AQI (US) levels in Yatsushiro have been fluctuating throughout the last 24 hours. The levels have increased by highest 42 at 1:31 PM (Local Time), lowest 8 at 7:01 PM (Local Time).

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

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