Lillehammer Seasonal Pollution
Lillehammer usually records its highest OpenAQ-derived EPA AQI in December and its cleanest month in July. The page uses OpenAQ-derived daily history for 2 mapped monitoring locations in Innlandet, Norway.
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Average EPA AQI
34
Rank 14 of 21 cities by average AQI
PM2.5
6.4
ug/m3 annualized city average
Seasonality
December
Cleanest: July
Health indicator
0.3
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Lillehammer
44
37
34
30
35
27
24
29
31
28
37
60
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Lillehammer, the current global analytics build covers 349 daily rows from 2024-01-03 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.