Abbotsford Seasonal Pollution
Abbotsford usually records its highest OpenAQ-derived EPA AQI in August and its cleanest month in December. The page uses OpenAQ-derived daily history for 3 mapped monitoring locations in British Columbia, Canada.
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Average EPA AQI
26
Rank 103 of 158 cities by average AQI
PM2.5
4.9
ug/m3 annualized city average
Seasonality
August
Cleanest: December
Health indicator
0.2
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Abbotsford
20
26
26
25
24
21
30
37
34
25
27
20
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Abbotsford, the current global analytics build covers 367 daily rows from 2024-01-01 to 2025-01-01. The calculations normalize PM2.5 and PM10 observations into US EPA AQI bands so country, city, and tool pages use one consistent method.