Leonia, New Jersey, United States 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
Leonia, New Jersey, United States
AQI Trends: Highest and Lowest
Same Day Analysis (13th August):
On this day, AQI across the 2 years varied significantly: 2026 ranks 1st highest AQI at 49 of Good air quality on the same day.
Day & Night AQI Trend: 13th Aug - 14th Aug 2026
Leonia, New Jersey, United States
5 AM13th Aug 2026
8 PM
4 AM14th Aug 2026
55AQI
46AQI
51AQI
46AQI
In the last 24 hours,
Leonia's AQI reached its highest point of 55 at 10 AM during the Day, while the lowest point, 46, was recorded at 4 AM during the Night between 13th Aug and 14th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Leonia, New Jersey, United States
28°C22/36°C
27°C19/35°C
24°C19/29°C
24°C20/31°C
23°C15/33°C
24°C20/33°C
27°C22/34°C
23°C17/31°C
23°C16/32°C
23°C17/31°C
24°C16/33°C
25°C19/31°C
23°C19/28°C
23°C21/26°C
22°C18/26°C
24°C18/32°C
26°C20/35°C
27°C23/33°C
25°C21/30°C
25°C18/33°C
25°C19/32°C
29°C24/34°C
29°C23/37°C
27°C21/34°C
29°C23/36°C
27°C21/36°C
26°C21/34°C
26°C20/33°C
26°C22/33°C
26°C19/34°C
46AQI
39AQI
47AQI
40AQI
2026 Days Vs Air Quality
Leonia, New Jersey, United States
90%
200
10%
22
Total number of days with different AQI categories in last 226 days in 2026 (139 days remaining)
Under WHO’s Safe Air Quality Limits: 90%
Health Risk Level:
Very Low
In 2026, 90% of 226 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
Leonia, New Jersey, United States
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
27AQI (US)
25AQI (US)
26AQI (US)
26AQI (US)
30AQI (US)
53AQI (US)
44AQI (US)
31AQI (US)
46AQI (US)
29AQI (US)
18AQI (US)
26AQI (US)
33AQI (US)
42AQI (US)
39AQI (US)
25AQI (US)
34AQI (US)
70AQI (US)
31AQI (US)
28AQI (US)
30AQI (US)
49AQI (US)
53AQI (US)
48AQI (US)
48AQI (US)
48AQI (US)
43AQI (US)
47AQI (US)
52AQI (US)
51AQI (US)
46AQI (US)
47AQI (US)
49AQI (US)
49AQI (US)
49AQI (US)
47AQI (US)
42AQI (US)
41AQI (US)
45AQI (US)
47AQI (US)
47AQI (US)
58AQI (US)
47AQI (US)
59AQI (US)
58AQI (US)
68AQI (US)
42AQI (US)
84AQI (US)
91AQI (US)
52AQI (US)
45AQI (US)
47AQI (US)
49AQI (US)
40AQI (US)
44AQI (US)
41AQI (US)
34AQI (US)
32AQI (US)
35AQI (US)
42AQI (US)
52AQI (US)
46AQI (US)
44AQI (US)
40AQI (US)
37AQI (US)
38AQI (US)
37AQI (US)
38AQI (US)
31AQI (US)
38AQI (US)
41AQI (US)
38AQI (US)
36AQI (US)
35AQI (US)
38AQI (US)
36AQI (US)
33AQI (US)
33AQI (US)
35AQI (US)
35AQI (US)
34AQI (US)
40AQI (US)
38AQI (US)
34AQI (US)
33AQI (US)
35AQI (US)
35AQI (US)
30AQI (US)
27AQI (US)
25AQI (US)
32AQI (US)
35AQI (US)
29AQI (US)
30AQI (US)
30AQI (US)
29AQI (US)
29AQI (US)
39AQI (US)
29AQI (US)
30AQI (US)
34AQI (US)
30AQI (US)
33AQI (US)
35AQI (US)
34AQI (US)
32AQI (US)
34AQI (US)
34AQI (US)
32AQI (US)
29AQI (US)
26AQI (US)
29AQI (US)
33AQI (US)
34AQI (US)
29AQI (US)
26AQI (US)
25AQI (US)
28AQI (US)
28AQI (US)
25AQI (US)
22AQI (US)
28AQI (US)
34AQI (US)
32AQI (US)
28AQI (US)
30AQI (US)
32AQI (US)
33AQI (US)
36AQI (US)
31AQI (US)
27AQI (US)
44AQI (US)
53AQI (US)
57AQI (US)
57AQI (US)
54AQI (US)
48AQI (US)
45AQI (US)
44AQI (US)
50AQI (US)
46AQI (US)
45AQI (US)
29AQI (US)
27AQI (US)
24AQI (US)
21AQI (US)
21AQI (US)
24AQI (US)
26AQI (US)
25AQI (US)
23AQI (US)
24AQI (US)
30AQI (US)
34AQI (US)
24AQI (US)
22AQI (US)
24AQI (US)
27AQI (US)
29AQI (US)
25AQI (US)
22AQI (US)
24AQI (US)
24AQI (US)
24AQI (US)
25AQI (US)
26AQI (US)
21AQI (US)
22AQI (US)
20AQI (US)
23AQI (US)
22AQI (US)
22AQI (US)
25AQI (US)
27AQI (US)
30AQI (US)
30AQI (US)
29AQI (US)
30AQI (US)
28AQI (US)
55AQI (US)
38AQI (US)
28AQI (US)
28AQI (US)
28AQI (US)
17AQI (US)
22AQI (US)
28AQI (US)
30AQI (US)
32AQI (US)
30AQI (US)
31AQI (US)
31AQI (US)
45AQI (US)
61AQI (US)
66AQI (US)
65AQI (US)
51AQI (US)
39AQI (US)
45AQI (US)
48AQI (US)
48AQI (US)
32AQI (US)
29AQI (US)
37AQI (US)
46AQI (US)
48AQI (US)
37AQI (US)
27AQI (US)
34AQI (US)
40AQI (US)
35AQI (US)
38AQI (US)
28AQI (US)
33AQI (US)
45AQI (US)
38AQI (US)
32AQI (US)
43AQI (US)
37AQI (US)
46AQI (US)
38AQI (US)
49AQI (US)
39AQI (US)
50AQI (US)
37AQI (US)
31AQI (US)
36AQI (US)
25AQI (US)
38AQI (US)
39AQI (US)
No. of days
202637AQI (US)
Highest AQI (US) recorded in
February50AQI (US)
Lowest AQI (US) recorded in
June25AQI (US)
202534AQI (US)
Highest AQI (US) recorded in
June43AQI (US)
Lowest AQI (US) recorded in
May28AQI (US)
Most & Least Polluted Years Over the Last 2 Years
Leonia's annual 2026 AQI (US) (37) shows an average percentage change of 8.8% (worsened AQI (US)) compared to previous years: 2025 (34).