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Hiraiso Air Quality Index (AQI) | Air Pollution

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

Last Updated: 12 Aug 2025, 01:54am (Local Time)

location image
Live AQI
46(AQI-US)
Air Quality is
Good
pm10 :  21 µg/m³
PM2.5 :  8 µg/m³
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
aqi good level.webp in Hiraiso
overcast

28 °C

Overcast
Humidity
Humidity89 %
Wind Speed
Wind Speed35 km/h
UV Index
UV Index0
Last Updated: 12 Aug 2025, 01:54am (Local Time)
Map

Hiraiso

Major Air Pollutants

Hiraiso

PM2.5's Icon

Particulate Matter(PM2.5)

8µg/m³

PM10's Icon

Particulate Matter(PM10)

21µg/m³

CO's Icon

Carbon Monoxide(CO)

87ppb

SO2's Icon

Sulfur Dioxide(SO2)

2ppb

NO2's Icon

Nitrogen Dioxide(NO2)

5ppb

O3's Icon

Ozone(O3)

27ppb

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AQI Graph

Historical Air Quality Data

Hiraiso

24 Hours
AQI
Hiraiso
AQI
.
11-08-2025Time12-08-2025
23
Min.at 10:09 AM on 11th Aug
49
Max.at 2:54 AM on 11th Aug

Want air quality data?

Download 2024 Annual Data

World Air Quality Report

Globe

AQI Trends - Annual Air Quality Changes

Hiraiso, Oakashicho, Hyogo, Japan

AQI
Year
.
AQI

Annual AQI Trends

2020
50AQI
2021
43AQI
-14%
Fall
2022
45AQI
5%
Rise
2023
47AQI
4%
Rise
2024
40AQI
-15%
Fall
2025
46AQI
15%
Rise
Overall Annual Percentage (%) change of AQI in (2020 to 2025)
-1%
Fall (Improved AQI)

Most & Least Polluted Months

Most PollutedAugust, 202061AQI
Least PollutedOctober, 202231AQI

* This data analysis is from year 2020 - 2025

Japan's Metro Cities

Air Quality Index

Aomori City AQI

Aomori

31

temp.23°C
hum.94%
Higashi Hiroshima City AQI

Higashi Hiroshima

44

temp.25°C
hum.94%
Higashi Osaka City AQI

Higashi Osaka

42

temp.28°C
hum.89%
Kyoto City AQI

Kyoto

40

temp.28°C
hum.89%
Saitama City AQI

Saitama

43

temp.27°C
hum.81%
Sendai City AQI

Sendai

33

temp.24°C
hum.93%
Tokyo City AQI

Tokyo

44

temp.28°C
hum.84%
Yokohama City AQI

Yokohama

43

temp.28°C
hum.84%

Air Quality Calendar 2025

Hiraiso

2025
AQI
January
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 Jan
32
2 Jan
38
3 Jan
31
4 Jan
32
5 Jan
31
6 Jan
40
7 Jan
33
8 Jan
32
9 Jan
30
10 Jan
25
11 Jan
29
12 Jan
37
13 Jan
38
14 Jan
50
15 Jan
42
16 Jan
39
17 Jan
33
18 Jan
33
19 Jan
37
20 Jan
52
21 Jan
42
22 Jan
63
23 Jan
75
24 Jan
70
25 Jan
47
26 Jan
42
27 Jan
35
28 Jan
37
29 Jan
31
30 Jan
41
31 Jan
67
February
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 Feb
71
2 Feb
44
3 Feb
54
4 Feb
40
5 Feb
40
6 Feb
33
7 Feb
36
8 Feb
30
9 Feb
30
10 Feb
32
11 Feb
29
12 Feb
41
13 Feb
30
14 Feb
43
15 Feb
28
16 Feb
56
17 Feb
39
18 Feb
39
19 Feb
32
20 Feb
32
21 Feb
30
22 Feb
33
23 Feb
34
24 Feb
33
25 Feb
35
26 Feb
38
27 Feb
66
28 Feb
69
March
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 Mar
90
2 Mar
98
3 Mar
55
4 Mar
48
5 Mar
33
6 Mar
40
7 Mar
34
8 Mar
38
9 Mar
36
10 Mar
43
11 Mar
36
12 Mar
47
13 Mar
55
14 Mar
48
15 Mar
37
16 Mar
26
17 Mar
39
18 Mar
33
19 Mar
29
20 Mar
46
21 Mar
54
22 Mar
65
23 Mar
68
24 Mar
74
25 Mar
68
26 Mar
84
27 Mar
63
28 Mar
48
29 Mar
43
30 Mar
35
31 Mar
37
April
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 Apr
36
2 Apr
38
3 Apr
25
4 Apr
31
5 Apr
37
6 Apr
42
7 Apr
50
8 Apr
51
9 Apr
56
10 Apr
58
11 Apr
59
12 Apr
55
13 Apr
39
14 Apr
53
15 Apr
31
16 Apr
46
17 Apr
49
18 Apr
56
19 Apr
62
20 Apr
51
21 Apr
48
22 Apr
49
23 Apr
42
24 Apr
33
25 Apr
63
26 Apr
59
27 Apr
63
28 Apr
55
29 Apr
53
30 Apr
65
May
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 May
59
2 May
44
3 May
52
4 May
42
5 May
46
6 May
28
7 May
34
8 May
31
9 May
43
10 May
35
11 May
38
12 May
52
13 May
56
14 May
60
15 May
56
16 May
54
17 May
49
18 May
53
19 May
57
20 May
60
21 May
37
22 May
38
23 May
49
24 May
37
25 May
28
26 May
31
27 May
37
28 May
32
29 May
43
30 May
33
31 May
40
June
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 Jun
47
2 Jun
49
3 Jun
33
4 Jun
51
5 Jun
49
6 Jun
52
7 Jun
56
8 Jun
65
9 Jun
53
10 Jun
38
11 Jun
45
12 Jun
55
13 Jun
53
14 Jun
44
15 Jun
37
16 Jun
50
17 Jun
43
18 Jun
54
19 Jun
57
20 Jun
60
21 Jun
51
22 Jun
43
23 Jun
41
24 Jun
36
25 Jun
36
26 Jun
40
27 Jun
54
28 Jun
57
29 Jun
54
30 Jun
56
July
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 Jul
61
2 Jul
75
3 Jul
70
4 Jul
73
5 Jul
86
6 Jul
72
7 Jul
70
8 Jul
77
9 Jul
85
10 Jul
68
11 Jul
58
12 Jul
57
13 Jul
53
14 Jul
45
15 Jul
53
16 Jul
56
17 Jul
40
18 Jul
43
19 Jul
37
20 Jul
35
21 Jul
32
22 Jul
34
23 Jul
32
24 Jul
29
25 Jul
27
26 Jul
28
27 Jul
27
28 Jul
26
29 Jul
32
30 Jul
35
31 Jul
39
August
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 Aug
45
2 Aug
45
3 Aug
46
4 Aug
59
5 Aug
49
6 Aug
54
7 Aug
47
8 Aug
52
9 Aug
50
10 Aug
48
11 Aug
-
12 Aug
-
13 Aug
-
14 Aug
-
15 Aug
-
16 Aug
-
17 Aug
-
18 Aug
-
19 Aug
-
20 Aug
-
21 Aug
-
22 Aug
-
23 Aug
-
24 Aug
-
25 Aug
-
26 Aug
-
27 Aug
-
28 Aug
-
29 Aug
-
30 Aug
-
31 Aug
-
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+

Health Advice For People Living In

Hiraiso

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

  • Air Purifier
    Air PurifierTurn Off
  • Car Filter
    Car FilterAdvisable
  • N95 Mask
    N95 MaskAdvisable
  • Stay Indoor
    Stay IndoorAdvisable

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

Get an Air Purifier

Prevent Health Problems: Understand Your Risks

Hiraiso

  • asthma due to air pollution in HiraisoAsthma
  • heart due to air pollution in HiraisoHeart Issues
  • allergy due to air pollution in HiraisoAllergies
  • sinus due to air pollution in HiraisoSinus
  • flu due to air pollution in HiraisoCold/Flu
  • copd due to air pollution in HiraisoChronic (COPD)
asthma due to air pollution in Hiraiso

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.

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 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

Follow

1.

Naha, Japan

53
Moderate
4xabove Standard

2.

Nishihara, Japan

52
Moderate
3xabove Standard

3.

Yonashiro Teruma, Japan

52
Moderate
3xabove Standard

4.

Itoman, Japan

52
Moderate
3xabove Standard

5.

Ginowan, Japan

52
Moderate
3xabove Standard

6.

Koja, Japan

52
Moderate
3xabove Standard

7.

Kamigoto, Japan

51
Moderate
3xabove Standard

8.

Hirado, Japan

50
Good
3xabove Standard

9.

Kikugawa, Japan

49
Good
3xabove Standard

10.

Omaezaki, Japan

49
Good
3xabove Standard

Last Updated: 11 Aug 2025, 04:57 PM

AQI City Rankings

Air Quality Solutions For Hiraiso

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

Air Quality Monitor

Monitor the air quality
Air Quality Sensors

Air Quality Sensors

Sensors to measure the air quality
Fresh Air Machine

Fresh Air Machine

Clean the air you breathe
Car Cabin Filter

Car Cabin Filter

Purify the air in your car
N95 Mask

N95 Mask

Shield yourself from pollution
air quality solutions for offices for Hiraiso

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 for Hiraiso

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 Hiraiso

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 for Hiraiso

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 for Hiraiso

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 for Hiraiso

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 for Hiraiso

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 for Hiraiso

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 for Hiraiso

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 Hiraiso

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 for Hiraiso

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 for Hiraiso

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 Hiraiso

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 for Hiraiso

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 for Hiraiso

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 for Hiraiso

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.

Hiraiso's AQI Data Analytics Solutions

Air quality data monitoring platforms

Mobile AppMobile App
Smart TV AppSmart TV App
Web DashboardWeb Dashboard
APIAPI
WidgetsWidgets
aqi air quality app for Hiraiso
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.

Your area’s real-time data with detailed parameters.

Personalized health advice as per current AQI.

Personalized health advice as per current AQI.

Analytical data to identify trends and conditions.

Analytical data to identify trends and conditions.

Connect and control your air quality devices.

Connect and control your air quality devices.

Air Quality FAQs

at Hiraiso

Frequently Asked Questions About Air Quality

What is the current AQI level in Hiraiso?

The current real-time AQI level in Hiraiso is 46 (Good) due to recent rainfall by 1.3mm/hr. This was last updated 12 Aug 2025, 01:54am (Local Time).

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

The best AQI level was 23 (Good) at 10:09 AM (Local Time) during the last 24 hours.

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

The worst AQI level was 49 (Good) at 2:54 AM (Local Time) during the last 24 hours.

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

The AQI levels in Hiraiso have been fluctuating throughout the last 24 hours. The levels have increased by highest 49 at 2:54 AM (Local Time), lowest 23 at 10:09 AM (Local Time).

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

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

Recent AQI Blogs

Read the latest news

Here are some latest blogs that you can go through to find out more air pollution.

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Prana Air Logo

Prana Sense

Air Quality Monitor

Air Quality Index depicts the extent of air pollution at a particular location.

Prana Sense Air Quality MonitorPrana Sense Air Quality Monitor
Prana Air Logo

Pocket PM

Air Quality Monitor

Know the air quality around you wherever you are with the Pocket monitor to get instant air quality insights.

Pocket PM Air Quality MonitorPocket PM Air Quality Monitor
Prana Air Logo

Cair +

Indoor Air Quality Monitor

Track indoor air quality with advanced connectivity and portability for real-time air quality data.

Cair + Indoor Air Quality MonitorCair + Indoor Air Quality Monitor