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Air quality in Koshu
Air quality index (AQI) and PM2.5 air pollution in Koshu
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Koshu Air Quality Map
Real-time Koshu air pollution map
AIR QUALITY DATA CONTRIBUTORS
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Pollen
What is the pollen count in Koshu today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Koshu?
| Weather | Rain |
| Temperature | 57.2°F |
| Humidity | 97% |
| Wind | 3.6 mp/h |
| Pressure | 29.8 Hg |
live aqi city ranking
Real-time Japan city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Maegata, Okayama | 82 |
| 2 | Fukuoka, Fukuoka | 81 |
| 3 | Shimonoseki, Yamaguchi | 81 |
| 4 | Yatsushiro, Kumamoto | 81 |
| 5 | Omuta, Fukuoka | 79 |
| 6 | Sasebo, Nagasaki | 79 |
| 7 | Ube, Yamaguchi | 79 |
| 8 | Nagasaki, Nagasaki | 78 |
| 9 | Kitakyushu, Fukuoka | 77 |
| 10 | Mine, Yamaguchi | 77 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Koshu aqi ranking
Real-time Koshu air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Higashiyamanashi | 71 |
(local time)
SEE WORLD AQI RANKING
US AQI
71
live AQI index
Moderate
Overview
What is the current air quality in Koshu?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 71 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 20µg/m³ | |
| PM10 | 4µg/m³ | |
| NO2 | 3.8µg/m³ | |
!
PM2.5
x4
PM2.5 concentration in Koshu is currently 4 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Koshu?
 | 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
Koshu air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Saturday, May 4 | Moderate 86 AQI US |  | 75.2° 51.8° |  4.5 mp/h |
| Sunday, May 5 | Moderate 67 AQI US | | 75.2° 55.4° | 6.7 mp/h |
| Monday, May 6 | Moderate 53 AQI US |  | 68° 53.6° | 8.9 mp/h |
| Today | Moderate 71 AQI US | 100% | 59° 55.4° | 4.5 mp/h |
| Wednesday, May 8 | Moderate 56 AQI US | 90% | 62.6° 48.2° | 4.5 mp/h |
| Thursday, May 9 | Moderate 53 AQI US | 90% | 60.8° 44.6° | 2.2 mp/h |
| Friday, May 10 | Moderate 61 AQI US | | 68° 42.8° | 4.5 mp/h |
| Saturday, May 11 | Moderate 61 AQI US | | 69.8° 50° | 4.5 mp/h |
| Sunday, May 12 | Moderate 66 AQI US | 70% | 69.8° 48.2° | 4.5 mp/h |
| Monday, May 13 | Moderate 55 AQI US | 100% | 62.6° 57.2° | 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?
Koshu air quality data attribution
2Contributors
2 Government Contributors
Where is the cleanest air quality in Koshu?
AQI US, Metric