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Pollen count and allergy info for San Mateo
San Mateo pollen and allergy report
Today's Pollen Count in Portola Drive
Low
Air quality
Air quality of Portola Drive today
| AQI US AQI | Good | |
| PM2.5 µg/m³ | Good |
3D animated air pollution map
Allergy forecast
Portola Drive pollen count forecast
| Day | Index | Tree | Grass | Weed | Wind | Weather | Temperature |
|---|---|---|---|---|---|---|---|
| Today | Low | Low | Low | None |  6.7 mp/h |  | 66.2° 50° |
| Thursday, May 16 | Low | Low | Low | None | 6.7 mp/h |  | 66.2° 51.8° |
| Friday, May 17 | Low | Low | Low | None | 6.7 mp/h | | 64.4° 50° |
AQI US, Metric