Patna, Bihar, India Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
July Air Quality Analysis
Patna, Bihar, India
AQI Trends: Highest and Lowest
Same Day Analysis (27th July):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 105 of Poor air quality, showing improvement over 2023 on the same day.
Day & Night AQI Trend: 26th Jul - 27th Jul 2026
Patna, Bihar, India
5 AM26th Jul 2026
6 PM
4 AM27th Jul 2026
113AQI
98AQI
162AQI
113AQI
In the last 24 hours,
Patna's AQI reached its highest point of 162 at 3 AM during the Night, while the lowest point, 98, was recorded at 12 PM during the Day between 26th Jul and 27th Jul 2026.
Day & Night AQI Trend : Jun - Jul 2026
Patna, Bihar, India
39°C35/43°C
38°C32/44°C
35°C29/41°C
34°C29/39°C
35°C32/37°C
36°C32/38°C
36°C32/41°C
35°C31/39°C
32°C28/36°C
32°C28/35°C
33°C29/37°C
34°C31/38°C
34°C32/37°C
32°C30/35°C
35°C31/38°C
35°C32/39°C
35°C31/40°C
36°C32/42°C
35°C32/39°C
34°C31/37°C
33°C31/36°C
30°C28/33°C
29°C26/32°C
29°C28/33°C
31°C27/34°C
31°C28/34°C
31°C28/34°C
32°C29/36°C
34°C30/38°C
34°C30/38°C
115AQI
100AQI
119AQI
107AQI
2026 Days Vs Air Quality
Patna, Bihar, India
5%
11
43%
90
33%
68
18%
37
0.9%
2
Total number of days with different AQI categories in last 208 days in 2026 (157 days remaining)
Under WHO’s Safe Air Quality Limits: 0%
Health Risk Level:
Extreme
In 2026, 0% of 208 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
Patna, Bihar, India
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
202AQI (US)
238AQI (US)
236AQI (US)
178AQI (US)
218AQI (US)
290AQI (US)
245AQI (US)
270AQI (US)
230AQI (US)
318AQI (US)
334AQI (US)
248AQI (US)
216AQI (US)
210AQI (US)
226AQI (US)
253AQI (US)
290AQI (US)
279AQI (US)
234AQI (US)
282AQI (US)
236AQI (US)
196AQI (US)
246AQI (US)
267AQI (US)
270AQI (US)
220AQI (US)
202AQI (US)
233AQI (US)
181AQI (US)
190AQI (US)
205AQI (US)
214AQI (US)
233AQI (US)
234AQI (US)
169AQI (US)
177AQI (US)
187AQI (US)
183AQI (US)
189AQI (US)
197AQI (US)
199AQI (US)
199AQI (US)
200AQI (US)
168AQI (US)
172AQI (US)
193AQI (US)
192AQI (US)
209AQI (US)
200AQI (US)
193AQI (US)
202AQI (US)
174AQI (US)
165AQI (US)
161AQI (US)
169AQI (US)
184AQI (US)
173AQI (US)
163AQI (US)
153AQI (US)
155AQI (US)
155AQI (US)
184AQI (US)
182AQI (US)
181AQI (US)
205AQI (US)
223AQI (US)
231AQI (US)
242AQI (US)
203AQI (US)
230AQI (US)
196AQI (US)
187AQI (US)
160AQI (US)
201AQI (US)
173AQI (US)
150AQI (US)
185AQI (US)
190AQI (US)
178AQI (US)
124AQI (US)
140AQI (US)
147AQI (US)
172AQI (US)
144AQI (US)
145AQI (US)
152AQI (US)
111AQI (US)
155AQI (US)
168AQI (US)
170AQI (US)
167AQI (US)
137AQI (US)
113AQI (US)
108AQI (US)
85AQI (US)
105AQI (US)
135AQI (US)
164AQI (US)
158AQI (US)
104AQI (US)
120AQI (US)
124AQI (US)
152AQI (US)
132AQI (US)
196AQI (US)
166AQI (US)
163AQI (US)
164AQI (US)
148AQI (US)
158AQI (US)
145AQI (US)
134AQI (US)
170AQI (US)
156AQI (US)
165AQI (US)
130AQI (US)
115AQI (US)
137AQI (US)
130AQI (US)
101AQI (US)
133AQI (US)
109AQI (US)
136AQI (US)
131AQI (US)
107AQI (US)
142AQI (US)
93AQI (US)
132AQI (US)
106AQI (US)
107AQI (US)
128AQI (US)
153AQI (US)
126AQI (US)
115AQI (US)
148AQI (US)
149AQI (US)
166AQI (US)
162AQI (US)
150AQI (US)
164AQI (US)
146AQI (US)
144AQI (US)
150AQI (US)
132AQI (US)
150AQI (US)
96AQI (US)
102AQI (US)
118AQI (US)
98AQI (US)
123AQI (US)
157AQI (US)
160AQI (US)
166AQI (US)
142AQI (US)
157AQI (US)
162AQI (US)
124AQI (US)
125AQI (US)
142AQI (US)
133AQI (US)
139AQI (US)
124AQI (US)
122AQI (US)
138AQI (US)
120AQI (US)
133AQI (US)
149AQI (US)
135AQI (US)
135AQI (US)
117AQI (US)
141AQI (US)
127AQI (US)
114AQI (US)
115AQI (US)
102AQI (US)
121AQI (US)
110AQI (US)
156AQI (US)
154AQI (US)
118AQI (US)
131AQI (US)
156AQI (US)
124AQI (US)
122AQI (US)
94AQI (US)
80AQI (US)
66AQI (US)
93AQI (US)
119AQI (US)
126AQI (US)
108AQI (US)
114AQI (US)
97AQI (US)
101AQI (US)
89AQI (US)
116AQI (US)
107AQI (US)
104AQI (US)
117AQI (US)
111AQI (US)
108AQI (US)
107AQI (US)
94AQI (US)
104AQI (US)
125AQI (US)
108AQI (US)
111AQI (US)
105AQI (US)
240AQI (US)
188AQI (US)
175AQI (US)
139AQI (US)
131AQI (US)
134AQI (US)
108AQI (US)
No. of days
2026160AQI (US)
Highest AQI (US) recorded in
January240AQI (US)
Lowest AQI (US) recorded in
July108AQI (US)
2025135AQI (US)
Highest AQI (US) recorded in
December264AQI (US)
Lowest AQI (US) recorded in
August75AQI (US)
2024148AQI (US)
Highest AQI (US) recorded in
January196AQI (US)
Lowest AQI (US) recorded in
July80AQI (US)
2023175AQI (US)
Highest AQI (US) recorded in
November289AQI (US)
Lowest AQI (US) recorded in
September104AQI (US)
2022169AQI (US)
Highest AQI (US) recorded in
December285AQI (US)
Lowest AQI (US) recorded in
September102AQI (US)
2021146AQI (US)
Highest AQI (US) recorded in
January221AQI (US)
Lowest AQI (US) recorded in
August83AQI (US)
2020121AQI (US)
Highest AQI (US) recorded in
December243AQI (US)
Lowest AQI (US) recorded in
July61AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Patna's annual 2026 AQI (US) (160) shows an average percentage change of 9.09% (worsened AQI (US)) compared to previous years: 2020 (121), 2021 (146), 2022 (169), 2023 (175), 2024 (148), 2025 (135).