La Spezia vs Milan: PM2.5 compared
La Spezia and Milan were both measured on only 3 days over the last year, too few to compare them (it takes 30).
Right now
Compare either city with another
La Spezia
Side by side with Massa, Gujranwala.
Milan
Side by side with Monza, Vinovo, Gujranwala.
The same rules as every SmogRank figure: reference monitors first, and a day counts with 18 measured hours. How we measure.
Updated 2026-10-06 21:07 UTC. Values are PM2.5 (fine particles), the median of each city's monitors, as the US AQI PM2.5 sub-index.