How green is Acerra?
Acerra has 228 square metres of green space per inhabitant in 2025 satellite data. Vegetation covers 25% of the city area. In summer, the hottest land surface zones sit 2.4 °C above the city-wide average (land surface temperature, not air temperature). The PM2.5 model estimate for 2025 is 17.6 µg/m³. Satellite records cover 8 years, 2018 to 2025. Overall, Acerra ranks #721 of 828 reviewed cities in the Green City Index (green space, land surface heat and air quality combined), and #77 of 115 in Italy.
228
m² green per inhabitant
25%
vegetation cover
+2.4 °C
hottest zones vs city mean
17.6
PM2.5 estimate µg/m³
27.1
PM10 estimate µg/m³
28.3
NO2 estimate µg/m³
560.2
Index · #721/828
City maps
Nearby in the rankings
This city is at position #721 of 828 worldwide.
| #rank | City | Country | Index |
|---|---|---|---|
| 718 | Madrid | Spain | 558.3 |
| 719 | Bergamo | Italy | 559.7 |
| 720 | Nice | France | 559.7 |
| 721 | Acerra | Italy | 560.2 |
| 722 | Como | Italy | 560.3 |
| 723 | Bisceglie | Italy | 561.2 |
| 724 | Gela | Italy | 561.2 |
Method and caveats
Heat is land surface temperature, not air temperature. Air quality values are model estimates. Green area is vegetation extent detected by satellite, not tree height.