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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
2 Contributors
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Pollen
What is the pollen count in Koshu today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Koshu?
| Weather | Rain |
| Temperature | 66.2°F |
| Humidity | 98% |
| Wind | 1.4 mp/h |
| Pressure | 30.2 Hg |
live aqi city ranking
Real-time Japan city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Yachiyo, Chiba | 91 |
| 2 | Sakura, Chiba | 88 |
| 3 | Kukichuo, Saitama | 86 |
| 4 | Omuta, Fukuoka | 83 |
| 5 | Ichihara, Chiba | 81 |
| 6 | Kawaguchi, Saitama | 79 |
| 7 | Matsudo, Chiba | 79 |
| 8 | Chiba, Chiba | 77 |
| 9 | Funabashi, Chiba | 77 |
| 10 | Kofu, Yamanashi | 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 | 90 |
(local time)
SEE WORLD AQI RANKING
US AQI
90
live AQI index
Moderate
Overview
What is the current air quality in Koshu?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 90 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 30µg/m³ | |
| PM10 | 23µg/m³ | |
| NO2 | 7.5µg/m³ | |
!
PM2.5
x6
PM2.5 concentration in Koshu is currently 6 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 |
|---|---|---|---|---|
| Thursday, May 16 | Moderate 61 AQI US | | 69.8° 48.2° |  11.2 mp/h |
| Friday, May 17 | Moderate 71 AQI US |  | 73.4° 44.6° | 4.5 mp/h |
| Saturday, May 18 | Moderate 76 AQI US | | 77° 53.6° | 4.5 mp/h |
| Today | Moderate 90 AQI US | 90% | 68° 55.4° | 4.5 mp/h |
| Monday, May 20 | Moderate 63 AQI US | 100% | 69.8° 55.4° | 2.2 mp/h |
| Tuesday, May 21 | Moderate 67 AQI US | 40% | 77° 59° | 4.5 mp/h |
| Wednesday, May 22 | Moderate 65 AQI US | 50% | 64.4° 57.2° | 4.5 mp/h |
| Thursday, May 23 | Moderate 70 AQI US |  | 77° 55.4° | 4.5 mp/h |
| Friday, May 24 | Moderate 84 AQI US | 70% | 68° 59° | 2.2 mp/h |
| Saturday, May 25 | Moderate 66 AQI US | 50% | 75.2° 57.2° | 4.5 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