AQI PM2.5 PM10 CO SO2 NO2 O3

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Masuda Air Quality Index (AQI) | Air Pollution

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

Last Updated: 2025-05-30 04:54:14 PM (Local Time)

Live AQI

Air Quality is

Good

pm10 : 15 µg/m³

PM2.5 : 8 µg/m³

Good

050

Moderate

100

Poor

150

Unhealthy

200

Severe

300

Hazardous

301+

18 °C

Last Updated: 2025-05-30 04:54:14 PM (Local Time)

Map

Masuda

Major Air Pollutants
Masuda

Particulate Matter(PM2.5)

8µg/m³

Particulate Matter(PM10)

15µg/m³

Carbon Monoxide(CO)

176ppb

Sulfur Dioxide(SO2)

1ppb

Nitrogen Dioxide(NO2)

4ppb

Ozone(O3)

42ppb

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AQI Graph

Historical Air Quality Data
Masuda

24 Hours

AQI

Masuda

Want air quality data?

AQI Trends - Annual Air Quality Changes
Masuda, Shimane, Japan

AQI

Year

AQI

Annual AQI Trends

2020

35AQI

2021

35AQI

No Change

2022

37AQI

Rise

2023

38AQI

Rise

2024

35AQI

-8%

Fall

2025

41AQI

17%

Rise

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

Rise (Worsened AQI)

Most & Least Polluted Months

Most PollutedAugust, 202052AQI

Least PollutedJuly, 202427AQI

* This data analysis is from year 2020 - 2025

Masuda's Locations
Real-time Air Pollution Level

Location

Status

AQI

PM2.5(µg/m³)

PM10(µg/m³)

Temp.(°C)

Humi.(%)

Showacho

Good

Takatsucho

Good

Japan's Metro Cities
Air Quality Index

Aomori

Higashi Hiroshima

Higashi Osaka

Kyoto

Saitama

Sendai

Nishitokyo

Yokohama

Air Quality Calendar 2025
Masuda

2025

AQI

January

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
29 Dec -	30 Dec -	31 Dec -	1 Jan 28	2 Jan 38	3 Jan 31	4 Jan 31
5 Jan 27	6 Jan 41	7 Jan 29	8 Jan 33	9 Jan 29	10 Jan 27	11 Jan 27
12 Jan 29	13 Jan 39	14 Jan 45	15 Jan 36	16 Jan 33	17 Jan 31	18 Jan 28
19 Jan 39	20 Jan 35	21 Jan 44	22 Jan 56	23 Jan 64	24 Jan 55	25 Jan 43
26 Jan 38	27 Jan 31	28 Jan 31	29 Jan 30	30 Jan 45	31 Jan 50	1 Feb 47

February

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
26 Jan 38	27 Jan 31	28 Jan 31	29 Jan 30	30 Jan 45	31 Jan 50	1 Feb 47
2 Feb 35	3 Feb 46	4 Feb 32	5 Feb 37	6 Feb 31	7 Feb 34	8 Feb 31
9 Feb 29	10 Feb 30	11 Feb 32	12 Feb 29	13 Feb 30	14 Feb 37	15 Feb 31
16 Feb 35	17 Feb 41	18 Feb 31	19 Feb 35	20 Feb 31	21 Feb 32	22 Feb 34
23 Feb 33	24 Feb 36	25 Feb 34	26 Feb 46	27 Feb 47	28 Feb 51	1 Mar 52

March

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
23 Feb 33	24 Feb 36	25 Feb 34	26 Feb 46	27 Feb 47	28 Feb 51	1 Mar 52
2 Mar 42	3 Mar 41	4 Mar 33	5 Mar 32	6 Mar 33	7 Mar 34	8 Mar 35
9 Mar 38	10 Mar 39	11 Mar 38	12 Mar 42	13 Mar 45	14 Mar 35	15 Mar 32
16 Mar 19	17 Mar 32	18 Mar 31	19 Mar 41	20 Mar 47	21 Mar 55	22 Mar 62
23 Mar 65	24 Mar 60	25 Mar 72	26 Mar 76	27 Mar 59	28 Mar 61	29 Mar 47
30 Mar 42	31 Mar 40	1 Apr 41	2 Apr 32	3 Apr 28	4 Apr 31	5 Apr 39

April

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
30 Mar 42	31 Mar 40	1 Apr 41	2 Apr 32	3 Apr 28	4 Apr 31	5 Apr 39
6 Apr 47	7 Apr 42	8 Apr 41	9 Apr 55	10 Apr 53	11 Apr 56	12 Apr 48
13 Apr 46	14 Apr 42	15 Apr 31	16 Apr 46	17 Apr 45	18 Apr 52	19 Apr 50
20 Apr 41	21 Apr 40	22 Apr 33	23 Apr 23	24 Apr 35	25 Apr 68	26 Apr 51
27 Apr 54	28 Apr 47	29 Apr 50	30 Apr 51	1 May 47	2 May 42	3 May 46

May

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
27 Apr 54	28 Apr 47	29 Apr 50	30 Apr 51	1 May 47	2 May 42	3 May 46
4 May 41	5 May 41	6 May 34	7 May 34	8 May 37	9 May 33	10 May 34
11 May 43	12 May 53	13 May 55	14 May 60	15 May 58	16 May 55	17 May 43
18 May 52	19 May 55	20 May 54	21 May 50	22 May 41	23 May 49	24 May 38
25 May 32	26 May 31	27 May 41	28 May 36	29 May 41	30 May -	31 May -

Health Advice For People Living In
Masuda

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 Off
Car FilterAdvisable
N95 MaskAdvisable
Stay IndoorAdvisable

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

Prevent Health Problems: Understand Your Risks

Masuda

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

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
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

Shimogamo, Japan

Naha, Japan

Itoman, Japan

Yaizu, Japan

Honmachi, Japan

Nishihara, Japan

Ginowan, Japan

Nago, Japan

Yakage, Japan

10.

Tamana, Japan

Moderate

4xabove Standard

Last Updated: 30 May 2025, 08:26 AM

AQI City Rankings

Air Quality Solutions For Masuda
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 Masuda

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 Masuda

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 Masuda

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 Masuda

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.

Masuda'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

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 Masuda

Frequently Asked Questions About Air Quality

What is the current AQI level in Masuda?

The current real-time AQI level in Masuda is 44 (Good) due to recent rainfall by 0.24mm/hr. This was last updated 2025-05-30 04:54:14 PM (Local Time).

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

The best AQI level was 36 (Good) at 7:09 AM (Local Time) during the last 24 hours.

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

The worst AQI level was 48 (Good) at 6:09 PM, May 29, 2025 (Local Time) during the last 24 hours.

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

The AQI levels in Masuda have been fluctuating throughout the last 24 hours. The levels have increased by highest 48 at 6:09 PM, May 29, 2025 (Local Time), lowest 36 at 7:09 AM (Local Time).

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

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