Toronto vs Miami

Live AQI Comparison

Updated 34m ago · Data from OpenAQ

Toronto

Canada

Good

PM2.54 µg/m³

PM10—

Miami

United States

Good

PM2.50 µg/m³

PM10—

Verdict

Toronto currently has worse air quality than Miami (AQI 17 points higher). Both cities have acceptable air quality levels.

Toronto vs Miami Air Quality Analysis

Based on the latest measurements, Toronto has an AQI of 17 compared to Miami's AQI of 0. The World Health Organization (WHO) recommends annual PM2.5 levels below 15 µg/m³ and 24-hour levels below 45 µg/m³.

PM2.5 levels in both cities are within WHO guidelines. Outdoor activities can be enjoyed without air quality concerns.

Air quality can change rapidly due to weather patterns, traffic, and industrial activity. Check back hourly for the latest comparison between Toronto and Miami.

View full report

Toronto Air Quality →

View full report

Miami Air Quality →

Frequently Asked Questions

Which city has worse air quality today, Toronto or Miami?

Toronto currently has worse air quality with an AQI of 17 compared to Miami's AQI of 0. This data is updated hourly from government monitoring stations.

Is it safer to be in Toronto or Miami right now?

Based on current AQI levels, Miami (AQI 0) has safer air quality than Toronto (AQI 17). Both cities have acceptable air quality for outdoor activities.

Check air quality in your city →