Napoli, Campania, Italy Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
September Air Quality Analysis
Napoli, Campania, Italy
AQI Trends: Highest and Lowest
Same Day Analysis (30th September ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 61 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

2025 Days Vs Air Quality
Napoli, Campania, Italy
60%
75
40%
50
Total number of days with different AQI categories in last 274 days in 2025 (91 days remaining)
Under WHO’s Safe Air Quality Limits: 60%
Health Risk Level:
Moderate
In 2025, 60% of 274 days were within WHO’s safe air quality limits, and 40% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.
Annual Air Quality Insights
Napoli, Campania, Italy
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
40AQI
34AQI
36AQI
39AQI
37AQI
39AQI
41AQI
50AQI
54AQI
52AQI
48AQI
54AQI
57AQI
63AQI
66AQI
70AQI
70AQI
65AQI
62AQI
57AQI
57AQI
55AQI
53AQI
55AQI
56AQI
55AQI
57AQI
55AQI
55AQI
56AQI
54AQI
52AQI
52AQI
53AQI
55AQI
54AQI
55AQI
56AQI
55AQI
51AQI
50AQI
45AQI
37AQI
37AQI
41AQI
42AQI
47AQI
49AQI
48AQI
50AQI
48AQI
48AQI
49AQI
49AQI
47AQI
44AQI
45AQI
50AQI
54AQI
49AQI
47AQI
43AQI
41AQI
46AQI
43AQI
41AQI
40AQI
45AQI
44AQI
46AQI
49AQI
51AQI
54AQI
55AQI
56AQI
59AQI
62AQI
61AQI
58AQI
58AQI
59AQI
58AQI
56AQI
55AQI
53AQI
50AQI
45AQI
43AQI
42AQI
41AQI
43AQI
51AQI
52AQI
50AQI
45AQI
41AQI
41AQI
38AQI
45AQI
41AQI
41AQI
45AQI
45AQI
48AQI
48AQI
44AQI
40AQI
42AQI
42AQI
40AQI
36AQI
34AQI
32AQI
29AQI
29AQI
30AQI
28AQI
27AQI
26AQI
29AQI
31AQI
22AQI
17AQI
58AQI
61AQI
37AQI
55AQI
48AQI
50AQI
38AQI
No. of days
202547AQI
Highest AQI recorded in
June55AQI
Lowest AQI recorded in
May37AQI
Most & Least Polluted Years Over the Last 1 Years
Napoli's annual 2025 AQI (47) shows an average percentage change of NaN% (improved AQI) compared to previous years: .