Haskovo Seasonal Pollution
Haskovo usually records its highest OpenAQ-derived EPA AQI in January and its cleanest month in April. The page uses OpenAQ-derived daily history for 6 mapped monitoring locations in Haskovo, Bulgaria.
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Average EPA AQI
51
Rank 14 of 35 cities by average AQI
PM2.5
13.0
ug/m3 annualized city average
Seasonality
January
Cleanest: April
Health indicator
0.6
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Haskovo
88
67
59
32
32
35
39
34
36
41
71
75
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Haskovo, the current global analytics build covers 363 daily rows from 2023-12-31 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.