Limerick Seasonal Pollution
Limerick usually records its highest OpenAQ-derived EPA AQI in January and its cleanest month in July. The page uses OpenAQ-derived daily history for 2 mapped monitoring locations in Limerick, Ireland.
Search city analytics
Average EPA AQI
49
Rank 1 of 20 cities by average AQI
PM2.5
12.2
ug/m3 annualized city average
Seasonality
January
Cleanest: July
Health indicator
0.6
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Limerick
89
60
61
42
38
32
25
38
45
48
67
48
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Limerick, the current global analytics build covers 320 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.