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Pollen count and allergy info for Portola Valley
Portola Valley pollen and allergy report
Today's Pollen Count in 4139 Alpine Road
Low
Air quality
Air quality of 4139 Alpine Road today
| AQI US AQI | Good | |
| PM2.5 µg/m³ | Good |
3D animated air pollution map
Allergy forecast
4139 Alpine Road pollen count forecast
| Day | Index | Tree | Grass | Weed | Wind | Weather | Temperature |
|---|---|---|---|---|---|---|---|
| Today | Low | Low | Low | None |  4.5 mp/h |  | 69.8° 50° |
| Saturday, May 18 | Low | Low | Low | None | 6.7 mp/h | | 69.8° 48.2° |
| Sunday, May 19 | Low | Low | Low | None | 8.9 mp/h | | 68° 46.4° |
AQI US, Metric