Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Pollen count and allergy info for Redwood City
Redwood City pollen and allergy report
Today's Pollen Count in Columbia Avenue
Low
Air quality
Air quality of Columbia Avenue today
| AQI US AQI | Good | |
| PM2.5 µg/m³ | Good |
3D animated air pollution map
Allergy forecast
Columbia Avenue pollen count forecast
| Day | Index | Tree | Grass | Weed | Wind | Weather | Temperature |
|---|---|---|---|---|---|---|---|
| Today | Low | Low | Low | None |  6.7 mp/h |  | 71.6° 51.8° |
| Friday, May 17 | Low | Low | Low | None | 6.7 mp/h | | 69.8° 50° |
| Saturday, May 18 | Low | Low | Low | None | 8.9 mp/h | | 69.8° 50° |
AQI US, Metric