Osaka City: Air Pollution Today — AQI Index, PM2.5/PM10, Smog Alerts and Forecast

Latest air quality data: Osaka City

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Pollution and air quality forecast for Osaka City. Today is Thursday, August 27, 2026. The following air pollution values have been recorded for Osaka City:

particulate matter (PM2.5) dust - 8 (Good)
particulate matter (PM10) suspended dust - 10 (Good)
ozone (O3) - 28 (Good)
nitrogen dioxide (NO2) - 12 (Good)
sulfur dioxide (SO2) - 10 (Good)
carbon monoxide (CO) - 194 (Good)

Real-time Air Quality Index (AQI) for Osaka City, Thursday, August 27, 2026: 1.

AQI 1 Good

What is the air quality in Osaka City today? Is the air polluted in Osaka City?. Is there smog?

Today (Thursday, August 27, 2026) air quality is good. The air quality has no effect on health. Everyone can continue their outdoor activities normally in Osaka City.

What is the current level of PM2.5 in Osaka City? (particulate matter (PM2.5) dust)
Today's PM2.5 level is: 8 (Good) For comparison, the highest level of PM2.5 in Osaka City in the last 7 days was: 22 (Saturday, August 22, 2026) and the lowest: 8 (Thursday, August 27, 2026).

What is the level of PM10 today in Osaka City? (particulate matter (PM10) suspended dust)
The current level of particulate matter PM10 in Osaka City is: 10 (Good)

How is the O3 level today in Osaka City? (ozone (O3))
28 (Good)

How high is the level of NO2? (nitrogen dioxide (NO2))
12 (Good)

What is the level of SO2 pollution? (sulfur dioxide (SO2))
10 (Good)

How high is the CO level? (carbon monoxide (CO))
194 (Good)

Current data Thursday, August 27, 2026 at 10:00 AM

PM2,5 8 (Good)

PM10 10 (Good)

O3 28 (Good)

NO2 12 (Good)

SO2 10 (Good)

CO 194 (Good)

Data on air pollution from recent days in Osaka City

index	2026-08-27	2026-08-26	2026-08-25	2026-08-24	2026-08-23	2026-08-22	2026-08-21	2026-08-20
pm25	8 Good	10 Good	11 Good	17 Moderate	21 Moderate	22 Moderate	18 Moderate	18 Moderate
pm10	11 Good	13 Good	14 Good	19 Good	23 Moderate	24 Moderate	20 Moderate	22 Moderate
o3	25 Good	31 Good	57 Good	100 Moderate	97 Moderate	91 Moderate	91 Moderate	94 Moderate
no2	16 Good	18 Good	21 Good	22 Good	22 Good	23 Good	24 Good	22 Good
so2	11 Good	16 Good	16 Good	19 Good	15 Good	17 Good	19 Good	19 Good
co	193 Good	180 Good	192 Good	211 Good	194 Good	190 Good	202 Good	205 Good

data source »

Quality of life in Osaka City

Green and Parks in the City

Osaka City 50%

South Korea: 61% Taiwan: 53% Northern Mariana Islands: 83% Guam: 29%

particulate matter PM2.5

Osaka City 17 (Moderate)

Pleasure of spending time in the city

Osaka City 57%

South Korea: 43% North Korea: 44% Taiwan: 47% Northern Mariana Islands: 81% Guam: 62%

particulate matter PM10

Osaka City 32 (Moderate)

Air Pollution

Osaka City 43%

South Korea: 69% North Korea: 44% Taiwan: 61% Northern Mariana Islands: 11% Guam: 33%

Garbage Disposal

Osaka City 70%

South Korea: 62% North Korea: 47% Taiwan: 65% Northern Mariana Islands: 42% Guam: 35%

Availability and quality of drinking water

Osaka City 69%

South Korea: 72% North Korea: 47% Taiwan: 54% Northern Mariana Islands: 56% Guam: 52%

Cleanliness and tidiness

Osaka City 71%

South Korea: 63% North Korea: 58% Taiwan: 56% Northern Mariana Islands: 56% Guam: 37%

Noise and Light pollution

Osaka City 50%

North Korea: 33% Taiwan: 59% Northern Mariana Islands: 42% Guam: 54%

Water Pollution

Osaka City 47%

South Korea: 38% North Korea: 56% Taiwan: 58% Northern Mariana Islands: 58% Guam: 46%

Source: Numbeo

Osaka City

Thursday, August 27, 2026 at 10:00 AM

PM2,5 7.5 (Good)

particulate matter (PM2.5) dust

PM10 9.7 (Good)

particulate matter (PM10) suspended dust

O3 28 (Good)

ozone (O3)

NO2 12 (Good)

nitrogen dioxide (NO2)

SO2 10 (Good)

sulfur dioxide (SO2)

CO 194 (Good)

carbon monoxide (CO)

Osaka City

index	2026-08-20	2026-08-21	2026-08-22	2026-08-23	2026-08-24	2026-08-25	2026-08-26	2026-08-27
pm25	18	18	22	21	17	11	9.8	8.3
pm10	22	20	24	23	19	14	13	11
o3	94	91	91	97	100	57	31	25
no2	22	24	23	22	22	21	18	16
so2	19	19	17	15	19	16	16	11
co	205	202	190	194	211	192	180	193

* Pollution data source: https://openaq.org () The data is licensed under CC-By 4.0

🌦️ Weather · 16-day Forecast — Japan

16-day weather forecast for Japan: today around 32°C (rain), lows near 21°C. Daily temperature and conditions, updated every day. Wind is light today (about 6 km/h) — pollutants can build up near the ground.

☀️ UV Index · 16-day Forecast — Japan

The UV index in Japan today is 7.1 (high) — unprotected fair skin can burn in about 30 minutes.

📍 Air quality in nearby cities

Live PM2.5 around Osaka City — compare nearby locations.

Tokyo 30 µg/m³
Yokohama 30 µg/m³
Nagoya 17 µg/m³
Sapporo 6 µg/m³
Kōbe Shi 7 µg/m³
Kyoto 6 µg/m³
Fukuoka City 6 µg/m³
Saitama-shi 37 µg/m³

Frequently asked questions

Is the air safe to breathe in Osaka City today?

The current average PM2.5 across Osaka City is about 8 µg/m³, rated “Good”. Air quality is good — outdoor activities are fine for everyone.

What is the current PM2.5 level in Osaka City?

Right now PM2.5 in Osaka City averages about 8 µg/m³ (“Good”). PM2.5 are fine particles small enough to reach the lungs and bloodstream.

Which day last week had the worst air in Osaka City?

Over the past week, the highest daily PM2.5 in Osaka City was recorded on Saturday, August 22 (about 22 µg/m³).

What is the UV index in Osaka City today?

The UV index in Osaka City today is 7.1 (high) — unprotected fair skin can burn in about 30 minutes.

Does today's wind help disperse smog in Osaka City?

Wind is light today (about 6 km/h) — pollutants can build up near the ground.

How is air quality measured?

Air quality here is based on PM2.5 — the concentration of fine particulate matter in µg/m³. Lower values mean cleaner air. Data is updated daily from Open-Meteo.