AQI PM2.5 PM10 CO SO2 NO2 O3

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Omihachiman Air Quality Index (AQI) | Air Pollution

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

Last Updated: 2025-06-10 01:39:37 AM (Local Time)

Live AQI

Air Quality is

Moderate

pm10 : 22 µg/m³

PM2.5 : 12 µg/m³

Good

050

Moderate

100

Poor

150

Unhealthy

200

Severe

300

Hazardous

301+

19 °C

Last Updated: 2025-06-10 01:39:37 AM (Local Time)

Map

Omihachiman

Major Air Pollutants
Omihachiman

Particulate Matter(PM2.5)

12µg/m³

Particulate Matter(PM10)

22µg/m³

Carbon Monoxide(CO)

217ppb

Sulfur Dioxide(SO2)

1ppb

Nitrogen Dioxide(NO2)

8ppb

Ozone(O3)

40ppb

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AQI Graph

Historical Air Quality Data
Omihachiman

24 Hours

AQI

Omihachiman

Want air quality data?

AQI Trends - Annual Air Quality Changes
Omihachiman, Shiga, Japan

AQI

Year

AQI

Annual AQI Trends

2020

37AQI

2021

38AQI

Rise

2022

43AQI

13%

Rise

2023

42AQI

-2%

Fall

2024

37AQI

-12%

Fall

2025

43AQI

16%

Rise

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

Rise (Worsened AQI)

Most & Least Polluted Months

Most PollutedApril, 202354AQI

Least PollutedAugust, 202327AQI

* This data analysis is from year 2020 - 2025

Omihachiman's Locations
Real-time Air Pollution Level

Location

Status

AQI

PM2.5(µg/m³)

PM10(µg/m³)

Temp.(°C)

Humi.(%)

Nakamuracho

Moderate

Takakaichokita

Moderate

Japan's Metro Cities
Air Quality Index

Aomori

Higashi Hiroshima

Higashi Osaka

Kyoto

Saitama

Sendai

Nishitokyo

Yokohama

Air Quality Calendar 2025
Omihachiman

2025

AQI

January

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
29 Dec -	30 Dec -	31 Dec -	1 Jan 32	2 Jan 41	3 Jan 32	4 Jan 30
5 Jan 32	6 Jan 37	7 Jan 34	8 Jan 31	9 Jan 31	10 Jan 26	11 Jan 27
12 Jan 39	13 Jan 32	14 Jan 51	15 Jan 39	16 Jan 36	17 Jan 34	18 Jan 31
19 Jan 40	20 Jan 43	21 Jan 39	22 Jan 51	23 Jan 67	24 Jan 60	25 Jan 44
26 Jan 39	27 Jan 38	28 Jan 35	29 Jan 32	30 Jan 38	31 Jan 75	1 Feb 72

February

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
26 Jan 39	27 Jan 38	28 Jan 35	29 Jan 32	30 Jan 38	31 Jan 75	1 Feb 72
2 Feb 49	3 Feb 53	4 Feb 41	5 Feb 39	6 Feb 34	7 Feb 38	8 Feb 30
9 Feb 31	10 Feb 29	11 Feb 30	12 Feb 38	13 Feb 32	14 Feb 35	15 Feb 31
16 Feb 45	17 Feb 39	18 Feb 34	19 Feb 32	20 Feb 28	21 Feb 31	22 Feb 31
23 Feb 32	24 Feb 32	25 Feb 36	26 Feb 47	27 Feb 57	28 Feb 62	1 Mar 68

March

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
23 Feb 32	24 Feb 32	25 Feb 36	26 Feb 47	27 Feb 57	28 Feb 62	1 Mar 68
2 Mar 72	3 Mar 45	4 Mar 40	5 Mar 32	6 Mar 37	7 Mar 33	8 Mar 40
9 Mar 36	10 Mar 40	11 Mar 36	12 Mar 34	13 Mar 49	14 Mar 41	15 Mar 38
16 Mar 23	17 Mar 30	18 Mar 29	19 Mar 28	20 Mar 43	21 Mar 57	22 Mar 61
23 Mar 72	24 Mar 75	25 Mar 75	26 Mar 84	27 Mar 78	28 Mar 46	29 Mar 46
30 Mar 34	31 Mar 38	1 Apr 33	2 Apr 31	3 Apr 23	4 Apr 25	5 Apr 40

April

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
30 Mar 34	31 Mar 38	1 Apr 33	2 Apr 31	3 Apr 23	4 Apr 25	5 Apr 40
6 Apr 39	7 Apr 48	8 Apr 49	9 Apr 47	10 Apr 55	11 Apr 52	12 Apr 53
13 Apr 31	14 Apr 48	15 Apr 26	16 Apr 48	17 Apr 49	18 Apr 61	19 Apr 61
20 Apr 52	21 Apr 43	22 Apr 49	23 Apr 26	24 Apr 27	25 Apr 63	26 Apr 54
27 Apr 62	28 Apr 48	29 Apr 56	30 Apr 66	1 May 57	2 May 41	3 May 47

May

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
27 Apr 62	28 Apr 48	29 Apr 56	30 Apr 66	1 May 57	2 May 41	3 May 47
4 May 38	5 May 43	6 May 27	7 May 29	8 May 31	9 May 33	10 May 28
11 May 33	12 May 46	13 May 53	14 May 59	15 May 57	16 May 57	17 May 41
18 May 51	19 May 53	20 May 66	21 May 53	22 May 36	23 May 54	24 May 39
25 May 28	26 May 30	27 May 30	28 May 28	29 May 38	30 May 35	31 May 36

June

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
1 Jun 41	2 Jun 49	3 Jun 30	4 Jun 45	5 Jun 43	6 Jun 49	7 Jun 53
8 Jun 64	9 Jun -	10 Jun -	11 Jun -	12 Jun -	13 Jun -	14 Jun -
15 Jun -	16 Jun -	17 Jun -	18 Jun -	19 Jun -	20 Jun -	21 Jun -
22 Jun -	23 Jun -	24 Jun -	25 Jun -	26 Jun -	27 Jun -	28 Jun -
29 Jun -	30 Jun -	1 Jul -	2 Jul -	3 Jul -	4 Jul -	5 Jul -

Health Advice For People Living In
Omihachiman

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.

Prevent Health Problems: Understand Your Risks

Omihachiman

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

Ishinari, Japan

Kamiichi, Japan

Niimi, Japan

Umi, Japan

Sakata, Japan

Saga, Japan

Zentsujicho, Japan

Kanonjicho, Japan

Kasaoka, Japan

10.

Sasaguri, Japan

Moderate

4xabove Standard

Last Updated: 09 Jun 2025, 05:27 PM

AQI City Rankings

Air Quality Solutions For Omihachiman
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 Omihachiman

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 Omihachiman

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 Omihachiman

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 Omihachiman

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.

Omihachiman'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 Omihachiman

Frequently Asked Questions About Air Quality

What is the current AQI level in Omihachiman?

The current real-time AQI level in Omihachiman is 58 (Moderate) due to recent rainfall by 0.7mm/hr. This was last updated 2025-06-10 01:39:37 AM (Local Time).

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

The best AQI level was 16 (Good) at 9:09 PM (Local Time) during the last 24 hours.

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

The worst AQI level was 63 (Moderate) at 9:09 AM (Local Time) during the last 24 hours.

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

The AQI levels in Omihachiman have been fluctuating throughout the last 24 hours. The levels have increased by highest 63 at 9:09 AM (Local Time), lowest 16 at 9:09 PM (Local Time).

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

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