Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Pollen count and allergy info for Halifax
Halifax pollen and allergy report
Today's Pollen Count in Johnston Building
Low
Air quality
Air quality of Johnston Building today
| AQI US AQI | Good | |
| PM2.5 µg/m³ | Good | |
| O3 µg/m³ | Good | |
| NO2 | Good | |
| SO2 | Good | |
| CO | Good |
3D animated air pollution map
Allergy forecast
Johnston Building pollen count forecast
| Day | Index | Tree | Grass | Weed | Wind | Weather | Temperature |
|---|---|---|---|---|---|---|---|
| Today | Low | Low | None | None |  13.4 mp/h |  | 50° 42.8° |
| Monday, May 20 | Low | Low | None | None | 8.9 mp/h | | 57.2° 42.8° |
| Tuesday, May 21 | Low | Low | Low | None | 11.2 mp/h | | 62.6° 42.8° |
AQI US, Metric