Guelph Real-time Air Quality Index (AQI) & Pollution Report - Air Matters

Guelph

Wellington County

2026-03-06 19:00

CAQI (Europe)

Very Low

O3

μg/m³

55.7

PM2.5

μg/m³

9

NO2

μg/m³

20.5

Weather

7℃

98%

12 kph

0 of 11

Historical Data

Places included

Data Sources

http://www.airnow.gov/

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