Reading Seasonal Pollution
Reading usually records its highest OpenAQ-derived EPA AQI in May and its cleanest month in December. The page uses OpenAQ-derived daily history for 3 mapped monitoring locations in Reading, United Kingdom.
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Average EPA AQI
29
Rank 128 of 171 cities by average AQI
PM2.5
6.4
ug/m3 annualized city average
Seasonality
May
Cleanest: December
Health indicator
0.3
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Reading
39
28
37
22
40
29
24
34
36
30
15
7
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Reading, the current global analytics build covers 354 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.