Fort St. John AQI Trends
Fort St. John AQI was measured across 2024-2025, with a trend delta of n/a AQI points. The page uses OpenAQ-derived daily history for 3 mapped monitoring locations in British Columbia, Canada.
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Average EPA AQI
32
Rank 72 of 158 cities by average AQI
PM2.5
7.4
ug/m3 annualized city average
Seasonality
July
Cleanest: September
Health indicator
0.3
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Fort St. John
27
35
26
24
38
32
65
31
24
26
25
31
What this trends page measures
Compare yearly air-quality direction, best years, worst years, and trend deltas.
For Fort St. John, the current global analytics build covers 363 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.