Seattle
6 monitoring stations · readings from 33 to 63
Average AQI
Air quality in Seattle
Air quality in Seattle is currently 58 on the AQI scale, which falls in the Moderate band. That number is the average across every monitoring station reporting in Seattle right now.
We aggregate 6 stations across Seattle. Individual stations range from 33 at the cleanest to 63 at the worst, so conditions vary across Seattle — the local figure matters more than the average.
Seattle breaks down into 6 stations you can open individually. Of those listed below, 10th and Weller is reading highest at 63 and Olive St lowest at 33.
Readings refresh hourly from the official monitoring networks we track. Conditions can change quickly, so check back before planning time outdoors.
What to do at moderate levels
Outdoor activity
Fine for most people. If you are planning a long or intense session outdoors, the early morning is usually cleaner.
Sensitive groups
Unusually sensitive people may notice mild irritation. Keep reliever medication to hand if you use it.
Indoor air
Ventilating is still worthwhile. Consider closing up during traffic peaks if you live on a busy road.
Stations in Seattle
About Seattle
Coordinates
47.578, -122.319
Centroid of monitored stations
Stations
6
Reporting in this area
Spread
33 – 63
Cleanest to worst station reading
Seattle air quality, answered
Seattle is currently reading an AQI of 58, which is Moderate. It is the average across 6 reporting stations.
Fine for most people. If you are planning a long or intense session outdoors, the early morning is usually cleaner. Unusually sensitive people may notice mild irritation. Keep reliever medication to hand if you use it.
58 sits in the Moderate band of the air quality index. The index runs from 0 to 500, and the lower the number the cleaner the air.
We currently aggregate 6 stations in Seattle, reading between 33 and 63.
Of the stations currently listed for Seattle, 10th and Weller is reading highest at 63 (Moderate).
Hourly. We pull from the official monitoring networks that publish for this city, and this page refreshes on the same cadence.
See Seattle on the map.
Every station around it, live — or find out what today's reading means for you personally.