Patna, Bihar, India Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
June Air Quality Analysis
Patna, Bihar, India
AQI Trends: Highest and Lowest
Same Day Analysis (3rd June):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 142 of Poor air quality, showing improvement over 2024, 2023 and 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Jun - 3rd Jun 2026
Patna, Bihar, India
5 AM2nd Jun 2026
6 PM
4 AM3rd Jun 2026
198AQI
125AQI
162AQI
120AQI
In the last 24 hours,
Patna's AQI reached its highest point of 198 at 8 AM during the Day, while the lowest point, 120, was recorded at 2 AM during the Night between 2nd Jun and 3rd Jun 2026.
Day & Night AQI Trend : May - Jun 2026
Patna, Bihar, India
30°C24/36°C
32°C27/38°C
33°C28/38°C
32°C28/38°C
32°C26/39°C
32°C25/37°C
34°C28/39°C
34°C30/39°C
34°C29/39°C
35°C29/42°C
36°C30/42°C
37°C31/43°C
37°C31/45°C
37°C30/45°C
37°C31/44°C
38°C32/45°C
39°C32/46°C
39°C32/46°C
39°C32/46°C
38°C30/46°C
37°C29/45°C
36°C29/45°C
36°C30/44°C
35°C29/42°C
34°C28/42°C
34°C27/40°C
36°C30/42°C
36°C32/43°C
38°C33/43°C
39°C35/43°C
143AQI
122AQI
143AQI
130AQI
2026 Days Vs Air Quality
Patna, Bihar, India
3%
4
31%
48
41%
63
24%
37
1%
2
Total number of days with different AQI categories in last 154 days in 2026 (211 days remaining)
Under WHO’s Safe Air Quality Limits: 0%
Health Risk Level:
Extreme
In 2026, 0% of 154 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)
240AQI (US)
188AQI (US)
175AQI (US)
139AQI (US)
131AQI (US)
156AQI (US)
No. of days
2026174AQI (US)
Highest AQI (US) recorded in
January240AQI (US)
Lowest AQI (US) recorded in
May131AQI (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) (174) shows an average percentage change of 18.6% (worsened AQI (US)) compared to previous years: 2020 (121), 2021 (146), 2022 (169), 2023 (175), 2024 (148), 2025 (135).