AQI PM2.5 PM10 CO SO2 NO2 O3

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Naganohara Air Quality Index (AQI) | Air Pollution

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

Last Updated: 2025-06-09 04:24:36 AM (Local Time)

Live AQI

Air Quality is

Moderate

pm10 : 19 µg/m³

PM2.5 : 9 µg/m³

Good

050

Moderate

100

Poor

150

Unhealthy

200

Severe

300

Hazardous

301+

17 °C

Last Updated: 2025-06-09 04:24:36 AM (Local Time)

Map

Naganohara

Major Air Pollutants
Naganohara

Particulate Matter(PM2.5)

9µg/m³

Particulate Matter(PM10)

19µg/m³

Carbon Monoxide(CO)

141ppb

Sulfur Dioxide(SO2)

2ppb

Nitrogen Dioxide(NO2)

4ppb

Ozone(O3)

46ppb

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AQI Graph

Historical Air Quality Data
Naganohara

24 Hours

AQI

Naganohara

Want air quality data?

AQI Trends - Annual Air Quality Changes
Naganohara, Gunma, Japan

AQI

Year

AQI

Annual AQI Trends

2020

31AQI

2021

33AQI

Rise

2022

38AQI

15%

Rise

2023

39AQI

Rise

2024

37AQI

-5%

Fall

2025

38AQI

Rise

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

Rise (Worsened AQI)

Most & Least Polluted Months

Most PollutedAugust, 202053AQI

Least PollutedDecember, 202020AQI

* This data analysis is from year 2020 - 2025

Naganohara's Locations
Real-time Air Pollution Level

Location

Status

AQI

PM2.5(µg/m³)

PM10(µg/m³)

Temp.(°C)

Humi.(%)

Ozasa

Moderate

Japan's Metro Cities
Air Quality Index

Aomori

Higashi Hiroshima

Higashi Osaka

Kyoto

Saitama

Sendai

Nishitokyo

Yokohama

Air Quality Calendar 2025
Naganohara

2025

AQI

January

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
29 Dec -	30 Dec -	31 Dec -	1 Jan 34	2 Jan 34	3 Jan 31	4 Jan 29
5 Jan 30	6 Jan 35	7 Jan 32	8 Jan 31	9 Jan 29	10 Jan 27	11 Jan 27
12 Jan 28	13 Jan 30	14 Jan 32	15 Jan 32	16 Jan 30	17 Jan 30	18 Jan 29
19 Jan 38	20 Jan 34	21 Jan 39	22 Jan 37	23 Jan 48	24 Jan 50	25 Jan 39
26 Jan 38	27 Jan 33	28 Jan 33	29 Jan 32	30 Jan 32	31 Jan 36	1 Feb 44

February

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
26 Jan 38	27 Jan 33	28 Jan 33	29 Jan 32	30 Jan 32	31 Jan 36	1 Feb 44
2 Feb 45	3 Feb 46	4 Feb 36	5 Feb 36	6 Feb 32	7 Feb 33	8 Feb 31
9 Feb 31	10 Feb 31	11 Feb 34	12 Feb 31	13 Feb 32	14 Feb 32	15 Feb 32
16 Feb 36	17 Feb 39	18 Feb 33	19 Feb 33	20 Feb 31	21 Feb 32	22 Feb 33
23 Feb 33	24 Feb 34	25 Feb 36	26 Feb 39	27 Feb 47	28 Feb 44	1 Mar 51

March

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
23 Feb 33	24 Feb 34	25 Feb 36	26 Feb 39	27 Feb 47	28 Feb 44	1 Mar 51
2 Mar 52	3 Mar 40	4 Mar 39	5 Mar 27	6 Mar 35	7 Mar 34	8 Mar 39
9 Mar 36	10 Mar 39	11 Mar 43	12 Mar 35	13 Mar 48	14 Mar 37	15 Mar 38
16 Mar 23	17 Mar 26	18 Mar 27	19 Mar 24	20 Mar 33	21 Mar 43	22 Mar 51
23 Mar 60	24 Mar 61	25 Mar 77	26 Mar 73	27 Mar 71	28 Mar 48	29 Mar 39
30 Mar 39	31 Mar 35	1 Apr 29	2 Apr 28	3 Apr 22	4 Apr 27	5 Apr 36

April

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
30 Mar 39	31 Mar 35	1 Apr 29	2 Apr 28	3 Apr 22	4 Apr 27	5 Apr 36
6 Apr 35	7 Apr 37	8 Apr 43	9 Apr 36	10 Apr 49	11 Apr 43	12 Apr 48
13 Apr 27	14 Apr 38	15 Apr 20	16 Apr 31	17 Apr 45	18 Apr 54	19 Apr 68
20 Apr 51	21 Apr 40	22 Apr 51	23 Apr 28	24 Apr 41	25 Apr 41	26 Apr 51
27 Apr 47	28 Apr 49	29 Apr 40	30 Apr 54	1 May 49	2 May 35	3 May 38

May

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
27 Apr 47	28 Apr 49	29 Apr 40	30 Apr 54	1 May 49	2 May 35	3 May 38
4 May 33	5 May 40	6 May 28	7 May 30	8 May 33	9 May 39	10 May 26
11 May 26	12 May 31	13 May 39	14 May 46	15 May 49	16 May 52	17 May 34
18 May 43	19 May 41	20 May 59	21 May 58	22 May 56	23 May 53	24 May 42
25 May 29	26 May 29	27 May 33	28 May 30	29 May 37	30 May 28	31 May 24

June

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
1 Jun 25	2 Jun 37	3 Jun 27	4 Jun 33	5 Jun 35	6 Jun 44	7 Jun 50
8 Jun -	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
Naganohara

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

Naganohara

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

Miyajima, Japan

Omachi, Japan

Osawa, Japan

Umi, Japan

Arao, Japan

Honmachi, Japan

Tachiarai, Japan

Tsukawaki, Japan

10.

Tamana, Japan

Moderate

4xabove Standard

Last Updated: 08 Jun 2025, 07:43 PM

AQI City Rankings

Air Quality Solutions For Naganohara
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 Naganohara

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 Naganohara

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 Naganohara

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 Naganohara

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.

Naganohara'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 Naganohara

Frequently Asked Questions About Air Quality

What is the current AQI level in Naganohara?

The current real-time AQI level in Naganohara is 51 (Moderate) due to recent rainfall by 0.28mm/hr. This was last updated 2025-06-09 04:24:36 AM (Local Time).

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

The best AQI level was 46 (Good) at 6:09 AM (Local Time) during the last 24 hours.

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

The worst AQI level was 61 (Moderate) at 9:09 PM (Local Time) during the last 24 hours.

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

The AQI levels in Naganohara have been fluctuating throughout the last 24 hours. The levels have increased by highest 61 at 9:09 PM (Local Time), lowest 46 at 6:09 AM (Local Time).

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

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