Lebanon, New Hampshire, 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
Lebanon, New Hampshire, United States
AQI Trends: Highest and Lowest
Same Day Analysis (10th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 58 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 10th Aug - 11th Aug 2025
Lebanon, New Hampshire, United States
5 AM10th Aug 2025
8 PM
4 AM11th Aug 2025
52AQI
49AQI
53AQI
51AQI
In the last 24 hours,
Lebanon's AQI reached its highest point of 53 at 10 PM during the Night, while the lowest point, 49, was recorded at 8 AM during the Day between 10th Aug and 11th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Lebanon, New Hampshire, United States
24°C21/29°C
23°C19/26°C
25°C21/30°C
26°C21/32°C
27°C16/35°C
25°C22/28°C
20°C14/26°C
20°C7/29°C
23°C18/27°C
19°C15/24°C
16°C4/23°C
20°C11/27°C
25°C16/33°C
25°C21/29°C
22°C12/30°C
22°C16/28°C
26°C19/33°C
26°C16/34°C
23°C12/34°C
18°C13/20°C
18°C11/23°C
18°C6/27°C
20°C7/30°C
22°C10/31°C
22°C15/27°C
20°C14/25°C
21°C15/28°C
21°C14/27°C
23°C13/32°C
25°C15/34°C
--°C/°C
46AQI
46AQI
45AQI
45AQI
2025 Days Vs Air Quality
Lebanon, New Hampshire, United States
89%
198
10%
23
0.4%
1
Total number of days with different AQI categories in last 223 days in 2025 (142 days remaining)
Under WHO’s Safe Air Quality Limits: 89%
Health Risk Level:
Low
In 2025, 89% of 223 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
Lebanon, New Hampshire, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
22AQI
23AQI
24AQI
26AQI
24AQI
23AQI
23AQI
24AQI
26AQI
27AQI
24AQI
29AQI
47AQI
29AQI
25AQI
32AQI
45AQI
34AQI
29AQI
27AQI
33AQI
42AQI
40AQI
49AQI
42AQI
36AQI
30AQI
30AQI
28AQI
29AQI
41AQI
30AQI
28AQI
32AQI
27AQI
27AQI
37AQI
30AQI
28AQI
29AQI
30AQI
34AQI
32AQI
24AQI
28AQI
29AQI
28AQI
30AQI
29AQI
24AQI
28AQI
26AQI
30AQI
36AQI
42AQI
41AQI
30AQI
28AQI
29AQI
28AQI
29AQI
29AQI
39AQI
37AQI
22AQI
32AQI
33AQI
31AQI
28AQI
32AQI
31AQI
21AQI
26AQI
33AQI
26AQI
16AQI
18AQI
22AQI
16AQI
14AQI
17AQI
16AQI
19AQI
21AQI
20AQI
17AQI
19AQI
17AQI
17AQI
21AQI
17AQI
17AQI
17AQI
19AQI
15AQI
13AQI
17AQI
15AQI
15AQI
23AQI
20AQI
17AQI
18AQI
23AQI
20AQI
12AQI
16AQI
21AQI
35AQI
16AQI
16AQI
19AQI
14AQI
20AQI
28AQI
21AQI
10AQI
19AQI
26AQI
17AQI
18AQI
24AQI
28AQI
21AQI
17AQI
15AQI
20AQI
19AQI
19AQI
13AQI
17AQI
21AQI
27AQI
30AQI
29AQI
31AQI
30AQI
17AQI
12AQI
13AQI
16AQI
15AQI
12AQI
14AQI
15AQI
21AQI
25AQI
29AQI
22AQI
23AQI
22AQI
12AQI
17AQI
24AQI
46AQI
61AQI
51AQI
57AQI
81AQI
77AQI
27AQI
50AQI
66AQI
43AQI
35AQI
47AQI
46AQI
33AQI
17AQI
30AQI
27AQI
47AQI
49AQI
51AQI
52AQI
42AQI
47AQI
30AQI
25AQI
25AQI
29AQI
36AQI
32AQI
46AQI
40AQI
33AQI
41AQI
53AQI
36AQI
28AQI
29AQI
32AQI
38AQI
30AQI
24AQI
43AQI
62AQI
48AQI
18AQI
23AQI
26AQI
25AQI
21AQI
23AQI
35AQI
51AQI
87AQI
94AQI
63AQI
59AQI
44AQI
68AQI
38AQI
41AQI
73AQI
90AQI
103AQI
65AQI
59AQI
64AQI
62AQI
58AQI
31AQI
30AQI
24AQI
19AQI
20AQI
41AQI
42AQI
65AQI
No. of days
202531AQI
Highest AQI recorded in
August65AQI
Lowest AQI recorded in
April19AQI
202427AQI
Highest AQI recorded in
August32AQI
Lowest AQI recorded in
November23AQI
202331AQI
Highest AQI recorded in
July40AQI
Lowest AQI recorded in
October23AQI
202228AQI
Highest AQI recorded in
January36AQI
Lowest AQI recorded in
September22AQI
202130AQI
Highest AQI recorded in
August37AQI
Lowest AQI recorded in
October23AQI
202026AQI
Highest AQI recorded in
December30AQI
Lowest AQI recorded in
August22AQI
Most & Least Polluted Years Over the Last 6 Years
Lebanon's annual 2025 AQI (31) shows an average percentage change of 10.2% (worsened AQI) compared to previous years: 2020 (26), 2021 (30), 2022 (28), 2023 (31), 2024 (27).