Get a monitor and contributor to air quality data in your city.
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in Osu
Air quality index (AQI) and PM2.5 air pollution in Osu
11 people follow this city
Osu Air Quality Map
Real-time Osu air pollution map
AIR QUALITY DATA CONTRIBUTORS
Atmospheric Environmental Regional Observation System (AEROS)
See all
Pollen
What is the pollen count in Osu today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Osu?
| Weather | Rain |
| Temperature | 64.4°F |
| Humidity | 89% |
| Wind | 6.6 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time Japan city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Tsuchiura, Ibaraki | 81 |
| 2 | Takaoka, Toyama | 72 |
| 3 | Kamisu, Ibaraki | 71 |
| 4 | Matsudo, Chiba | 70 |
| 5 | Yachiyo, Chiba | 70 |
| 6 | Chiba, Chiba | 68 |
| 7 | Kazo, Saitama | 68 |
| 8 | Kumagaya, Saitama | 68 |
| 9 | Muroran, Hokkaido | 68 |
| 10 | Iwaki, Fukushima | 67 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Osu aqi ranking
Real-time Osu air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Itako Health Center | 66 |
(local time)
SEE WORLD AQI RANKING
US AQI
66
live AQI index
Moderate
Overview
What is the current air quality in Osu?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 66 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 17µg/m³ | |
| PM10 | 28µg/m³ | |
| NO2 | 9.4µg/m³ | |
!
PM2.5
x3.4
PM2.5 concentration in Osu is currently 3.4 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Osu?
 | Sensitive groups should reduce outdoor exercise |
 | Close your windows to avoid dirty outdoor air GET A MONITOR |
 | Sensitive groups should wear a mask outdoors GET A MASK |
 | Sensitive groups should run an air purifier GET AN AIR PURIFIER |
Forecast
Osu air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Friday, May 17 | Moderate 55 AQI US |  | 75.2° 57.2° |  20.1 mp/h |
| Saturday, May 18 | Moderate 56 AQI US |  | 75.2° 60.8° | 8.9 mp/h |
| Sunday, May 19 | Moderate 62 AQI US | | 75.2° 64.4° | 6.7 mp/h |
| Today | Moderate 66 AQI US | | 75.2° 64.4° | 6.7 mp/h |
| Tuesday, May 21 | Moderate 67 AQI US |  100% | 64.4° 59° | 6.7 mp/h |
| Wednesday, May 22 | Moderate 66 AQI US | 40% | 73.4° 60.8° | 8.9 mp/h |
| Thursday, May 23 | Moderate 62 AQI US | | 68° 60.8° | 8.9 mp/h |
| Friday, May 24 | Moderate 65 AQI US | 20% | 73.4° 60.8° | 11.2 mp/h |
| Saturday, May 25 | Moderate 78 AQI US | 70% | 68° 64.4° | 4.5 mp/h |
| Sunday, May 26 | Moderate 72 AQI US | 100% | 68° 55.4° | 15.7 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Osu air quality data attribution
1Contributor
Government Contributor
Where is the cleanest air quality in Osu?
AQI US, Metric