AQIPM2.5PM10COSO2NO2O3
View aqi DataAQIView weather DataWeather
Live

Yokohama Air Quality Index (AQI) | Air Pollution

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

Last Updated: 2025-05-26 10:09:46 AM (Local Time)

location image
Live AQI
9
Air Quality is
Good
pm10 :  8 µg/m³
PM2.5 :  2 µg/m³
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
aqi good level in Yokohama
partly cloudy

20 °C

Partly cloudy
Humidity
Humidity46 %
Wind Speed
Wind Speed18 km/h
UV Index
UV Index5
Last Updated: 2025-05-26 10:09:46 AM (Local Time)
Map

Yokohama

Major Air Pollutants

Yokohama

PM2.5's Icon

Particulate Matter(PM2.5)

2µg/m³

PM10's Icon

Particulate Matter(PM10)

8µg/m³

CO's Icon

Carbon Monoxide(CO)

173ppb

SO2's Icon

Sulfur Dioxide(SO2)

2ppb

NO2's Icon

Nitrogen Dioxide(NO2)

6ppb

O3's Icon

Ozone(O3)

34ppb

Trending in Japan

The Mask Returns: COVID Cases Spike in Singapore, Hong Kong, and India

The Mask Returns: COVID Cases Spike in Singapore, Hong Kong, and India

Long-Term Exposure to Polluted Air and Its Impact on Heart Health: A Global Perspective

Long-Term Exposure to Polluted Air and Its Impact on Heart Health: A Global Perspective

Methane Emissions from Delhi’s Landfills: An Invisible Threat

Methane Emissions from Delhi’s Landfills: An Invisible Threat

Carbon monoxide (CO) or PM2.5: Which is more dangerous for human health and the environment?

Carbon monoxide (CO) or PM2.5: Which is more dangerous for human health and the environment?

The Hidden Link Between Air Pollution and Parkinson’s Disease: What the Study Shows?

The Hidden Link Between Air Pollution and Parkinson’s Disease: What the Study Shows?

IS AIR POLLUTION SOLELY OUR FAULT? DEBUNKING THE MYTH WITH HARD TRUTH

IS AIR POLLUTION SOLELY OUR FAULT? DEBUNKING THE MYTH WITH HARD TRUTH

From Smog to Songbirds: How the U.S. Clean Air Act Cleared the Skies

From Smog to Songbirds: How the U.S. Clean Air Act Cleared the Skies

Two Worlds, One Breath: World Asthma Day 2025 and the Link Between Air Pollution and Asthma

Two Worlds, One Breath: World Asthma Day 2025 and the Link Between Air Pollution and Asthma

Case Study : How Prana Air Helped the American School of Bombay in Improving Air Quality?

Case Study : How Prana Air Helped the American School of Bombay in Improving Air Quality?

Why Air Quality Monitoring is Essential for Sustainable Development: Key Insights

Why Air Quality Monitoring is Essential for Sustainable Development: Key Insights

Understand the Indoor Air Quality in Schools: Is Your Child Breathing Safe Air?

Understand the Indoor Air Quality in Schools: Is Your Child Breathing Safe Air?

Sleep Interrupted: How Air Pollution Steals Your Res

Sleep Interrupted: How Air Pollution Steals Your Res

Understanding the AQI: What the Air You Breathe Means for Your Health

Understanding the AQI: What the Air You Breathe Means for Your Health

AQI Graph

Historical Air Quality Data

Yokohama

24 Hours
AQI
Yokohama

Want air quality data?

Download 2024 Annual Data

World Air Quality Report

Globe

AQI Trends - Annual Air Quality Changes

Yokohama, Kanagawa, Japan

AQI
Year
.
AQI

Annual AQI Trends

2020
33AQI
2021
32AQI
-3%
Fall
2022
36AQI
13%
Rise
2023
36AQI
0%
No Change
2024
34AQI
-6%
Fall
2025
27AQI
-21%
Fall
Overall Annual Percentage (%) change of AQI in (2020 to 2025)
-3%
Fall (Improved AQI)

Most & Least Polluted Months

Most PollutedAugust, 202047AQI
Least PollutedApril, 202521AQI

* This data analysis is from year 2020 - 2025

Yokohama's Locations

Real-time Air Pollution Level

Location
Status
AQI
PM2.5(µg/m³)
PM10(µg/m³)
Temp.(°C)
Humi.(%)
Hirodaiotamachi
Good
9
2
8
20
46
Honmokuosatocho
Good
9
2
8
20
46
Isogo
Good
9
2
7
20
46
Minamiota
Good
9
2
8
20
46
Sakuragaoka
Good
8
1
7
20
46
Sengencho
Good
8
2
8
20
46
Tomiokahigashi
Good
8
1
8
19
51
Yokohama
Good
9
2
7
20
46

Japan's Metro Cities

Air Quality Index

Aomori City AQI

Aomori

20

temp.11°C
hum.82%
Higashi Hiroshima City AQI

Higashi Hiroshima

20

temp.14°C
hum.72%
Higashi Osaka City AQI

Higashi Osaka

27

temp.17°C
hum.63%
Kyoto City AQI

Kyoto

21

temp.17°C
hum.63%
Saitama City AQI

Saitama

20

temp.20°C
hum.43%
Sendai City AQI

Sendai

16

temp.18°C
hum.52%
Tokyo City AQI

Tokyo

15

temp.20°C
hum.43%
Yokohama City AQI

Yokohama

14

temp.21°C
hum.43%

Air Quality Calendar 2025

Yokohama

2025
AQI
January
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 Jan
27
2 Jan
32
3 Jan
24
4 Jan
27
5 Jan
23
6 Jan
50
7 Jan
33
8 Jan
36
9 Jan
31
10 Jan
27
11 Jan
24
12 Jan
26
13 Jan
31
14 Jan
26
15 Jan
32
16 Jan
22
17 Jan
27
18 Jan
25
19 Jan
28
20 Jan
29
21 Jan
30
22 Jan
38
23 Jan
38
24 Jan
36
25 Jan
37
26 Jan
36
27 Jan
31
28 Jan
31
29 Jan
30
30 Jan
28
31 Jan
26
February
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 Feb
23
2 Feb
24
3 Feb
30
4 Feb
29
5 Feb
30
6 Feb
28
7 Feb
28
8 Feb
29
9 Feb
28
10 Feb
25
11 Feb
29
12 Feb
28
13 Feb
36
14 Feb
28
15 Feb
32
16 Feb
29
17 Feb
36
18 Feb
29
19 Feb
31
20 Feb
28
21 Feb
29
22 Feb
30
23 Feb
31
24 Feb
32
25 Feb
32
26 Feb
34
27 Feb
36
28 Feb
38
March
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 Mar
54
2 Mar
42
3 Mar
39
4 Mar
30
5 Mar
29
6 Mar
29
7 Mar
32
8 Mar
29
9 Mar
33
10 Mar
31
11 Mar
30
12 Mar
33
13 Mar
31
14 Mar
26
15 Mar
23
16 Mar
18
17 Mar
17
18 Mar
16
19 Mar
15
20 Mar
17
21 Mar
23
22 Mar
27
23 Mar
30
24 Mar
30
25 Mar
47
26 Mar
62
27 Mar
56
28 Mar
38
29 Mar
31
30 Mar
30
31 Mar
28
April
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 Apr
22
2 Apr
21
3 Apr
18
4 Apr
20
5 Apr
17
6 Apr
15
7 Apr
16
8 Apr
19
9 Apr
19
10 Apr
23
11 Apr
23
12 Apr
21
13 Apr
18
14 Apr
24
15 Apr
20
16 Apr
20
17 Apr
25
18 Apr
28
19 Apr
32
20 Apr
26
21 Apr
24
22 Apr
21
23 Apr
16
24 Apr
20
25 Apr
19
26 Apr
21
27 Apr
21
28 Apr
20
29 Apr
16
30 Apr
20
May
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 May
19
2 May
17
3 May
17
4 May
22
5 May
18
6 May
17
7 May
15
8 May
17
9 May
17
10 May
14
11 May
17
12 May
16
13 May
20
14 May
18
15 May
19
16 May
20
17 May
19
18 May
24
19 May
26
20 May
55
21 May
31
22 May
31
23 May
26
24 May
24
25 May
-
26 May
-
27 May
-
28 May
-
29 May
-
30 May
-
31 May
-
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+

Health Advice For People Living In

Yokohama

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 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.

Prevent Health Problems: Understand Your Risks

Yokohama

  • asthma due to air pollution in YokohamaAsthma
  • heart due to air pollution in YokohamaHeart Issues
  • allergy due to air pollution in YokohamaAllergies
  • sinus due to air pollution in YokohamaSinus
  • flu due to air pollution in YokohamaCold/Flu
  • copd due to air pollution in YokohamaChronic (COPD)
asthma due to air pollution in Yokohama

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

Follow

1.

Kamigoto, Japan

53
Moderate
4xabove Standard

2.

Ishigaki, Japan

52
Moderate
3xabove Standard

3.

Kudamatsu, Japan

50
Good
3xabove Standard

4.

Hakodate, Japan

48
Good
3xabove Standard

5.

Naha, Japan

46
Good
3xabove Standard

6.

Nago, Japan

46
Good
3xabove Standard

7.

Itoman, Japan

46
Good
3xabove Standard

8.

Minano, Japan

46
Good
3xabove Standard

9.

Honmachi, Japan

45
Good
3xabove Standard

10.

Nishihara, Japan

44
Good
3xabove Standard

Last Updated: 26 May 2025, 02:10 AM

AQI City Rankings

Air Quality Solutions For Yokohama

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 Yokohama

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 Yokohama

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 Yokohama

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 Yokohama

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 Yokohama

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 Yokohama

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 Yokohama

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 Yokohama

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 Yokohama

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 Yokohama

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 Yokohama

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 Yokohama

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 Yokohama

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 Yokohama

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 Yokohama

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 Yokohama

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.

Yokohama'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 Yokohama
Mobile App

Empower Your Decisions with Reliable Data

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 Yokohama

Frequently Asked Questions About Air Quality

What is the current AQI level in Yokohama?

The current real-time AQI level in Yokohama is 9 (Good). This was last updated 2025-05-26 10:09:46 AM (Local Time).

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

The best AQI level was 11 (Good) at 11:24 AM, May 25, 2025 (Local Time) during the last 24 hours.

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

The worst AQI level was 32 (Good) at 1:09 AM (Local Time) during the last 24 hours.

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

The AQI levels in Yokohama have been fluctuating throughout the last 24 hours. The levels have increased by highest 32 at 1:09 AM (Local Time), lowest 11 at 11:24 AM, May 25, 2025 (Local Time).

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

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.

How Air Pollution Fuels COPD—and What You Can Do About It?

How Air Pollution Fuels COPD—and What You Can Do About It?

22 May 2025Shakshi
How Heat and Air Pollution Can Be Increasing Mortality in India: New Study Reveals

How Heat and Air Pollution Can Be Increasing Mortality in India: New Study Reveals

19 May 2025Shakshi
Thick Dust Covers New Delhi: What’s Happening on May 15, 2025?

Thick Dust Covers New Delhi: What’s Happening on May 15, 2025?

15 May 2025Shakshi
Long-Term Exposure to Polluted Air and Its Impact on Heart Health: A Global Perspective

Long-Term Exposure to Polluted Air and Its Impact on Heart Health: A Global Perspective

15 May 2025Gyane
Carbon monoxide (CO) or PM2.5: Which is more dangerous for human health and the environment?

Carbon monoxide (CO) or PM2.5: Which is more dangerous for human health and the environment?

14 May 2025Shakshi
Methane Emissions from Delhi’s Landfills: An Invisible Threat

Methane Emissions from Delhi’s Landfills: An Invisible Threat

12 May 2025Shakshi
The Hidden Link Between Air Pollution and Parkinson’s Disease: What the Study Shows?

The Hidden Link Between Air Pollution and Parkinson’s Disease: What the Study Shows?

7 May 2025Shakshi
World Asthma Day 2025: The Link Between Air Pollution and Asthma

World Asthma Day 2025: The Link Between Air Pollution and Asthma

6 May 2025Shakshi
Why Air Quality Monitoring is Essential for Sustainable Development: Key Insights

Why Air Quality Monitoring is Essential for Sustainable Development: Key Insights

1 May 2025Gyane
Understand the Indoor Air Quality in Schools: Is Your Child Breathing Safe Air?

Understand the Indoor Air Quality in Schools: Is Your Child Breathing Safe Air?

30 Apr 2025Shakshi
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