Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Pollen count and allergy info for San Jose
San Jose pollen and allergy report
Today's Pollen Count in San Jose - Knox Ave
Very high
Air quality
Air quality of San Jose - Knox Ave today
| AQI US AQI | Moderate | |
| PM2.5 µg/m³ | Moderate | |
| NO2 | Good | |
| CO | Good |
3D animated air pollution map
Allergy forecast
San Jose - Knox Ave pollen count forecast
| Day | Index | Tree | Grass | Weed | Wind | Weather | Temperature |
|---|---|---|---|---|---|---|---|
| Today | Very high | Very high | Low | None |  6.7 mp/h |  | 82.4° 50° |
| Wednesday, May 22 | Very high | Very high | Low | None | 6.7 mp/h | | 80.6° 51.8° |
| Thursday, May 23 | Low | Low | Low | None | 8.9 mp/h | | 77° 48.2° |
AQI US, Metric