Toledo Seasonal Pollution
Toledo usually records its highest OpenAQ-derived EPA AQI in August and its cleanest month in March. The page uses OpenAQ-derived daily history for 1 mapped monitoring location in Castille-La Mancha, Spain.
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Average EPA AQI
46
Rank 43 of 253 cities by average AQI
PM2.5
9.5
ug/m3 annualized city average
Seasonality
August
Cleanest: March
Health indicator
0.4
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Toledo
46
44
31
42
40
50
56
63
40
37
45
53
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Toledo, the current global analytics build covers 306 daily rows from 2024-01-01 to 2024-12-31. The calculations normalize PM2.5 and PM10 observations into US EPA AQI bands so country, city, and tool pages use one consistent method.