Naples, Campania, Italy Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
August Air Quality Analysis
Naples, Campania, Italy
AQI Trends: Highest and Lowest
Same Day Analysis (20th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 55 of Moderate air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 20th Aug - 21st Aug 2025
Naples, Campania, Italy
6 AM20th Aug 2025
8 PM
5 AM21st Aug 2025
54AQI
51AQI
56AQI
51AQI
In the last 24 hours,
Naples's AQI reached its highest point of 56 at 5 AM during the Night, while the lowest point, 51, was recorded at 2 AM during the Night between 20th Aug and 21st Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Naples, Campania, Italy
27°C25/29°C
26°C24/28°C
27°C24/30°C
30°C26/33°C
27°C25/30°C
25°C23/27°C
25°C23/26°C
25°C21/28°C
26°C23/28°C
25°C23/28°C
25°C24/28°C
25°C23/27°C
25°C24/27°C
25°C22/27°C
26°C23/29°C
26°C23/29°C
27°C24/29°C
28°C25/32°C
28°C25/30°C
28°C26/31°C
28°C25/30°C
28°C26/32°C
29°C26/32°C
28°C26/31°C
27°C25/30°C
27°C24/31°C
26°C24/29°C
26°C24/30°C
27°C25/29°C
27°C25/29°C
--°C/°C
49AQI
49AQI
48AQI
48AQI
2025 Days Vs Air Quality
Naples, Campania, Italy
44%
103
55%
127
0.8%
2
Total number of days with different AQI categories in last 233 days in 2025 (132 days remaining)
Under WHO’s Safe Air Quality Limits: 44%
Health Risk Level:
Significant
In 2025, 44% of 233 days were within WHO’s safe air quality limits, and 56% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.
Annual Air Quality Insights
Naples, Campania, Italy
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
114AQI
103AQI
87AQI
81AQI
84AQI
78AQI
75AQI
67AQI
63AQI
57AQI
56AQI
48AQI
39AQI
41AQI
47AQI
47AQI
48AQI
52AQI
57AQI
60AQI
60AQI
66AQI
66AQI
71AQI
71AQI
70AQI
65AQI
61AQI
59AQI
61AQI
61AQI
66AQI
59AQI
56AQI
58AQI
57AQI
58AQI
60AQI
62AQI
60AQI
61AQI
63AQI
70AQI
69AQI
68AQI
61AQI
59AQI
64AQI
61AQI
61AQI
59AQI
62AQI
66AQI
69AQI
69AQI
74AQI
70AQI
67AQI
61AQI
59AQI
58AQI
57AQI
55AQI
57AQI
61AQI
62AQI
63AQI
68AQI
66AQI
64AQI
62AQI
55AQI
55AQI
56AQI
49AQI
43AQI
45AQI
44AQI
53AQI
54AQI
58AQI
59AQI
57AQI
59AQI
58AQI
53AQI
53AQI
55AQI
49AQI
48AQI
38AQI
40AQI
49AQI
49AQI
53AQI
47AQI
40AQI
39AQI
46AQI
51AQI
54AQI
48AQI
53AQI
57AQI
54AQI
58AQI
51AQI
48AQI
48AQI
48AQI
49AQI
45AQI
43AQI
39AQI
42AQI
41AQI
40AQI
44AQI
46AQI
49AQI
51AQI
53AQI
42AQI
39AQI
39AQI
36AQI
34AQI
33AQI
38AQI
39AQI
41AQI
38AQI
33AQI
36AQI
39AQI
34AQI
32AQI
34AQI
35AQI
40AQI
39AQI
35AQI
34AQI
37AQI
34AQI
36AQI
37AQI
39AQI
39AQI
35AQI
35AQI
38AQI
38AQI
39AQI
41AQI
47AQI
50AQI
49AQI
45AQI
51AQI
57AQI
61AQI
63AQI
66AQI
67AQI
64AQI
60AQI
58AQI
55AQI
54AQI
54AQI
57AQI
59AQI
55AQI
55AQI
54AQI
55AQI
54AQI
53AQI
51AQI
51AQI
53AQI
56AQI
55AQI
56AQI
56AQI
54AQI
50AQI
47AQI
43AQI
39AQI
36AQI
41AQI
42AQI
45AQI
44AQI
47AQI
48AQI
47AQI
46AQI
48AQI
47AQI
45AQI
41AQI
42AQI
48AQI
53AQI
45AQI
44AQI
41AQI
41AQI
43AQI
42AQI
40AQI
40AQI
50AQI
47AQI
48AQI
48AQI
49AQI
51AQI
53AQI
55AQI
59AQI
62AQI
61AQI
58AQI
59AQI
59AQI
58AQI
56AQI
55AQI
65AQI
63AQI
56AQI
47AQI
38AQI
53AQI
47AQI
53AQI
No. of days
202553AQI
Highest AQI recorded in
January65AQI
Lowest AQI recorded in
May38AQI
202443AQI
Highest AQI recorded in
November62AQI
Lowest AQI recorded in
September34AQI
202336AQI
Highest AQI recorded in
December43AQI
Lowest AQI recorded in
January17AQI
202259AQI
Highest AQI recorded in
March69AQI
Lowest AQI recorded in
August31AQI
202149AQI
Highest AQI recorded in
June61AQI
Lowest AQI recorded in
January36AQI
202036AQI
Highest AQI recorded in
December42AQI
Lowest AQI recorded in
October30AQI
Most & Least Polluted Years Over the Last 6 Years
Naples's annual 2025 AQI (53) shows an average percentage change of 22.2% (worsened AQI) compared to previous years: 2020 (36), 2021 (49), 2022 (59), 2023 (36), 2024 (43).