AddAir quality in Koshu
Air quality index (AQI⁺) and PM2.5 air pollution in Koshu • 13 Followers • 17:00, Jun 13 Local time
64
US AQI⁺Moderate
Main pollutant:
PM2.5
16 µg/m³
21°
8 km/h
56 %
Hourly forecast
Koshu air quality index (AQI⁺) forecast
Daily forecast
Koshu air quality index (AQI⁺) forecast
| Today | 60 | | 25° 15° |  14 km/h | 62% |
| Sun | 66 | | 22° 16° | 7 km/h | 74% |
| Mon | 63 |  | 15° 13° | 6 km/h | 86% |
Air pollutants
What is the current air quality in Koshu?
PM2.5 concentration is currently 3.2 times the World Health Organization annual PM2.5 guideline value.
Health recommendations
 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 |
Protect yourself from air pollution in Koshu
Monitor the air you breathe
Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.
Medical grade air purifiers
Trusted worldwide, the HealthPro Series uses HyperHEPA technology. Filters ultrafine particles other air purifiers miss, delivering medical-grade protection.
Powerful, stylish air purifiers
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Pollen
What is the pollen count in Koshu today?
Index
Low
 Tree None | 0% |
 Grass Low | 25% |
 Weed None | 0% |
Source:
wetter.comHealth recommendations
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 |
Pollen
What is the pollen count in Koshu today?
Index
Low
Tree None | 0% |
Grass Low | 25% |
Weed None | 0% |
Source:
wetter.comProtect yourself from air pollution in Koshu
Monitor the air you breathe
Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.
Medical grade air purifiers
Trusted worldwide, the HealthPro Series uses HyperHEPA technology. Filters ultrafine particles other air purifiers miss, delivering medical-grade protection.
Powerful, stylish air purifiers
Compact and powerful, the Atem Series combines Swiss engineering with high-performance air purification, filtering ultrafine particles with HyperHEPA technology.
Most polluted locations near Koshu
Worldwide AQI⁺ ranking
Station ranking
Real-time AQI⁺ station ranking for stations in Koshu
Historic air quality near Koshu
History
Historic air quality graph for Koshu
Historic air quality near Koshu
History
Historic air quality graph for Koshu
Most polluted locations near Koshu
Worldwide AQI⁺ rankingStation ranking
Real-time AQI⁺ station ranking for stations in Koshu
Measure your own air quality
Get a monitor and contribute air quality data in your city.
