Kishanganj, Bihar, India 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
Kishanganj, Bihar, India
AQI Trends: Highest and Lowest
Same Day Analysis (1st August ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 1st highest AQI at 74 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 1st Aug - 2nd Aug 2025
Kishanganj, Bihar, India
4 AM1st Aug 2025
6 PM
3 AM2nd Aug 2025
82AQI
62AQI
75AQI
67AQI
In the last 24 hours,
Kishanganj's AQI reached its highest point of 82 at 2 PM during the Day, while the lowest point, 62, was recorded at 9 AM during the Day between 1st Aug and 2nd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Kishanganj, Bihar, India
30°C27/34°C
30°C27/35°C
29°C26/33°C
30°C27/34°C
30°C27/34°C
29°C26/34°C
29°C26/33°C
28°C26/31°C
30°C26/36°C
33°C28/38°C
34°C29/39°C
30°C27/33°C
27°C26/29°C
27°C25/30°C
30°C26/34°C
32°C28/37°C
33°C29/36°C
27°C26/29°C
30°C26/35°C
32°C28/37°C
34°C29/38°C
34°C30/39°C
33°C28/36°C
30°C27/35°C
30°C27/34°C
27°C26/29°C
29°C26/33°C
29°C27/33°C
29°C26/34°C
30°C26/34°C
--°C/°C
75AQI
66AQI
70AQI
70AQI
2025 Days Vs Air Quality
Kishanganj, Bihar, India
55%
117
29%
61
16%
35
Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)
Under WHO’s Safe Air Quality Limits: 0%
Health Risk Level:
Extreme
In 2025, 0% of 214 days were within WHO’s safe air quality limits. The risk of health issues is Extreme, potentially causing respiratory problems, heart disease, skin issues, and stress, especially for children, the elderly, and those with pre-existing conditions.
Annual Air Quality Insights
Kishanganj, Bihar, India
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
162AQI
159AQI
170AQI
156AQI
167AQI
161AQI
161AQI
144AQI
165AQI
181AQI
172AQI
175AQI
158AQI
174AQI
159AQI
165AQI
167AQI
163AQI
159AQI
161AQI
165AQI
158AQI
152AQI
157AQI
169AQI
170AQI
188AQI
190AQI
185AQI
179AQI
159AQI
151AQI
145AQI
137AQI
139AQI
150AQI
128AQI
122AQI
146AQI
152AQI
157AQI
152AQI
147AQI
130AQI
144AQI
153AQI
128AQI
115AQI
128AQI
133AQI
131AQI
122AQI
121AQI
112AQI
115AQI
136AQI
133AQI
136AQI
139AQI
124AQI
98AQI
92AQI
101AQI
91AQI
103AQI
116AQI
119AQI
117AQI
123AQI
124AQI
126AQI
96AQI
100AQI
103AQI
111AQI
94AQI
90AQI
93AQI
102AQI
98AQI
93AQI
76AQI
94AQI
107AQI
122AQI
126AQI
133AQI
116AQI
112AQI
122AQI
118AQI
118AQI
127AQI
116AQI
119AQI
117AQI
105AQI
94AQI
91AQI
86AQI
73AQI
77AQI
81AQI
79AQI
82AQI
93AQI
108AQI
108AQI
128AQI
132AQI
108AQI
115AQI
99AQI
107AQI
107AQI
99AQI
90AQI
79AQI
63AQI
66AQI
77AQI
67AQI
74AQI
76AQI
81AQI
84AQI
81AQI
92AQI
79AQI
91AQI
85AQI
78AQI
74AQI
72AQI
67AQI
67AQI
59AQI
59AQI
53AQI
58AQI
57AQI
59AQI
67AQI
74AQI
68AQI
58AQI
66AQI
68AQI
67AQI
62AQI
73AQI
81AQI
82AQI
79AQI
77AQI
73AQI
73AQI
82AQI
99AQI
105AQI
115AQI
110AQI
95AQI
91AQI
91AQI
84AQI
83AQI
72AQI
69AQI
63AQI
61AQI
65AQI
73AQI
72AQI
73AQI
74AQI
76AQI
76AQI
76AQI
79AQI
75AQI
74AQI
69AQI
66AQI
77AQI
73AQI
68AQI
66AQI
69AQI
66AQI
63AQI
68AQI
72AQI
75AQI
67AQI
66AQI
62AQI
68AQI
70AQI
72AQI
70AQI
74AQI
71AQI
77AQI
85AQI
83AQI
80AQI
79AQI
71AQI
68AQI
66AQI
69AQI
74AQI
166AQI
136AQI
107AQI
100AQI
71AQI
81AQI
71AQI
74AQI
No. of days
2025104AQI
Highest AQI recorded in
January166AQI
Lowest AQI recorded in
May71AQI
2024109AQI
Highest AQI recorded in
January161AQI
Lowest AQI recorded in
August43AQI
2023125AQI
Highest AQI recorded in
January232AQI
Lowest AQI recorded in
July56AQI
2022131AQI
Highest AQI recorded in
December203AQI
Lowest AQI recorded in
July68AQI
Most & Least Polluted Years Over the Last 4 Years
Kishanganj's annual 2025 AQI (104) shows an average percentage change of -13.8% (improved AQI) compared to previous years: 2022 (131), 2023 (125), 2024 (109).