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Today's Pollen Count in Alton
High
Air quality
Air quality of Alton today
| AQI US AQI | Good | |
| PM2.5 µg/m³ | Good |
3D animated air pollution map
Allergy forecast
Alton pollen count forecast
| Day | Index | Tree | Grass | Weed | Wind | Weather | Temperature |
|---|---|---|---|---|---|---|---|
| Today | High | High | High | None |  4.5 mp/h |  90% | 71.6° 60.8° |
| Saturday, May 18 | Low | Low | Low | None | 4.5 mp/h |  | 78.8° 57.2° |
| Sunday, May 19 | Very high | Very high | Very high | None | 4.5 mp/h |  | 82.4° 60.8° |
AQI US, Metric