Chalástra Seasonal Pollution
Chalástra usually records its highest OpenAQ-derived EPA AQI in July and its cleanest month in December. The page uses OpenAQ-derived daily history for 3 mapped monitoring locations in Kentrikí Makedonía, Greece.
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Average EPA AQI
27
Rank 18 of 22 cities by average AQI
PM2.5
n/a
ug/m3 annualized city average
Seasonality
July
Cleanest: December
Health indicator
n/a
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Chalástra
26
33
24
28
21
31
34
27
26
27
22
20
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Chalástra, the current global analytics build covers 295 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.