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Air quality in Otsu
Air quality index (AQI) and PM2.5 air pollution in Otsu
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Otsu Air Quality Map
Real-time Otsu air pollution map
AIR QUALITY DATA CONTRIBUTORS
Atmospheric Environmental Regional Observation System (AEROS)
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Pollen
What is the pollen count in Otsu today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Otsu?
| Weather | Scattered clouds |
| Temperature | 57.2°F |
| Humidity | 79% |
| Wind | 2.3 mp/h |
| Pressure | 30.1 Hg |
live aqi city ranking
Real-time Japan city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Yatsushiro, Kumamoto | 81 |
| 2 | Kumamoto, Kumamoto | 77 |
| 3 | Kagoshima, Kagoshima | 65 |
| 4 | Amakusa, Kumamoto | 64 |
| 5 | Nagasaki, Nagasaki | 62 |
| 6 | Saijo, Ehime | 60 |
| 7 | Shikokuchuo, Ehime | 59 |
| 8 | Niihama, Ehime | 58 |
| 9 | Omuta, Fukuoka | 57 |
| 10 | Kofu, Yamanashi | 56 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Otsu aqi ranking
Real-time Otsu air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Katata | 44 |
| 2 | Osaka | 33 |
| 3 | Ishiyama | 22 |
(local time)
SEE WORLD AQI RANKING
US AQI
33
live AQI index
Good
Overview
What is the current air quality in Otsu?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 33 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 6µg/m³ | |
| PM10 | 9µg/m³ | |
| NO2 | 11.3µg/m³ | |
| CO | 229µg/m³ | |
!
PM2.5
x1.2
PM2.5 concentration in Otsu is currently 1.2 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Otsu?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Otsu air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Thursday, May 23 | Moderate 56 AQI US  | | 77° 60.8° |  4.5 mp/h |
| Friday, May 24 | Moderate 57 AQI US | | 82.4° 60.8° | 8.9 mp/h |
| Saturday, May 25 | Good 34 AQI US |  | 71.6° 57.2° | 8.9 mp/h |
| Today | Good 33 AQI US | | 71.6° 57.2° | 8.9 mp/h |
| Monday, May 27 | Moderate 60 AQI US | | 75.2° 53.6° | 8.9 mp/h |
| Tuesday, May 28 | Moderate 60 AQI US |  100% | 69.8° 60.8° | 2.2 mp/h |
| Wednesday, May 29 | Moderate 61 AQI US | 100% | 66.2° 57.2° | 4.5 mp/h |
| Thursday, May 30 | Moderate 60 AQI US | 100% | 69.8° 55.4° | 8.9 mp/h |
| Friday, May 31 | Moderate 60 AQI US | | 77° 53.6° | 2.2 mp/h |
| Saturday, Jun 1 | Moderate 62 AQI US | 60% | 71.6° 60.8° | 2.2 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Otsu air quality data attribution
1Contributor
Government Contributor
Where is the cleanest air quality in Otsu?
AQI US, Metric