Winnipeg AQI Trends
Winnipeg AQI was measured across 2024-2025, with a trend delta of n/a AQI points. The page uses OpenAQ-derived daily history for 2 mapped monitoring locations in Manitoba, Canada.
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Average EPA AQI
39
Rank 24 of 158 cities by average AQI
PM2.5
10.3
ug/m3 annualized city average
Seasonality
July
Cleanest: March
Health indicator
0.5
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Winnipeg
41
34
19
20
34
21
75
72
49
26
36
34
What this trends page measures
Compare yearly air-quality direction, best years, worst years, and trend deltas.
For Winnipeg, the current global analytics build covers 330 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.