Purnea, 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
Purnea, Bihar, India
AQI Trends: Highest and Lowest
Same Day Analysis (19th July):
On this day, AQI across the 5 years varied significantly: 2026 ranks 1st highest AQI at 106 of Poor air quality on the same day.
Day & Night AQI Trend: 18th Jul - 19th Jul 2026
Purnea, Bihar, India
4 AM18th Jul 2026
6 PM
3 AM19th Jul 2026
122AQI
97AQI
114AQI
97AQI
In the last 24 hours,
Purnea's AQI reached its highest point of 122 at 9 AM during the Day, while the lowest point, 97, was recorded at 2 AM during the Night between 18th Jul and 19th Jul 2026.
Day & Night AQI Trend : Jun - Jul 2026
Purnea, Bihar, India
33°C29/40°C
33°C28/41°C
32°C26/39°C
33°C27/40°C
34°C29/40°C
34°C29/40°C
35°C30/40°C
35°C31/42°C
34°C29/40°C
32°C28/38°C
29°C27/33°C
31°C26/35°C
31°C28/35°C
33°C29/37°C
33°C29/38°C
32°C28/36°C
29°C26/35°C
30°C27/35°C
30°C27/34°C
29°C27/34°C
31°C27/35°C
29°C27/32°C
30°C27/35°C
29°C27/31°C
30°C27/35°C
32°C29/37°C
31°C28/34°C
30°C27/34°C
29°C27/33°C
28°C26/30°C
116AQI
104AQI
126AQI
110AQI
2026 Days Vs Air Quality
Purnea, Bihar, India
24%
47
46%
91
14%
27
18%
35
Total number of days with different AQI categories in last 200 days in 2026 (165 days remaining)
Under WHO’s Safe Air Quality Limits: 0%
Health Risk Level:
Extreme
In 2026, 0% of 200 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
Purnea, Bihar, India
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
226AQI (US)
240AQI (US)
221AQI (US)
169AQI (US)
185AQI (US)
219AQI (US)
198AQI (US)
129AQI (US)
144AQI (US)
130AQI (US)
140AQI (US)
144AQI (US)
142AQI (US)
143AQI (US)
144AQI (US)
146AQI (US)
150AQI (US)
153AQI (US)
139AQI (US)
146AQI (US)
143AQI (US)
146AQI (US)
140AQI (US)
138AQI (US)
155AQI (US)
148AQI (US)
199AQI (US)
264AQI (US)
252AQI (US)
196AQI (US)
194AQI (US)
250AQI (US)
216AQI (US)
296AQI (US)
222AQI (US)
199AQI (US)
224AQI (US)
245AQI (US)
274AQI (US)
248AQI (US)
247AQI (US)
206AQI (US)
263AQI (US)
219AQI (US)
196AQI (US)
216AQI (US)
239AQI (US)
242AQI (US)
262AQI (US)
239AQI (US)
231AQI (US)
200AQI (US)
167AQI (US)
186AQI (US)
190AQI (US)
216AQI (US)
201AQI (US)
187AQI (US)
183AQI (US)
208AQI (US)
209AQI (US)
231AQI (US)
219AQI (US)
230AQI (US)
227AQI (US)
255AQI (US)
264AQI (US)
210AQI (US)
197AQI (US)
197AQI (US)
173AQI (US)
159AQI (US)
173AQI (US)
161AQI (US)
170AQI (US)
175AQI (US)
187AQI (US)
160AQI (US)
157AQI (US)
101AQI (US)
103AQI (US)
113AQI (US)
122AQI (US)
142AQI (US)
128AQI (US)
123AQI (US)
104AQI (US)
103AQI (US)
145AQI (US)
136AQI (US)
113AQI (US)
119AQI (US)
130AQI (US)
121AQI (US)
111AQI (US)
117AQI (US)
107AQI (US)
95AQI (US)
97AQI (US)
109AQI (US)
109AQI (US)
122AQI (US)
117AQI (US)
135AQI (US)
120AQI (US)
117AQI (US)
100AQI (US)
116AQI (US)
77AQI (US)
117AQI (US)
101AQI (US)
107AQI (US)
108AQI (US)
108AQI (US)
103AQI (US)
79AQI (US)
74AQI (US)
87AQI (US)
85AQI (US)
85AQI (US)
82AQI (US)
80AQI (US)
98AQI (US)
91AQI (US)
61AQI (US)
102AQI (US)
83AQI (US)
88AQI (US)
96AQI (US)
84AQI (US)
79AQI (US)
85AQI (US)
80AQI (US)
113AQI (US)
107AQI (US)
138AQI (US)
133AQI (US)
147AQI (US)
133AQI (US)
145AQI (US)
113AQI (US)
133AQI (US)
148AQI (US)
137AQI (US)
123AQI (US)
90AQI (US)
93AQI (US)
91AQI (US)
65AQI (US)
72AQI (US)
133AQI (US)
123AQI (US)
66AQI (US)
87AQI (US)
96AQI (US)
78AQI (US)
80AQI (US)
110AQI (US)
95AQI (US)
56AQI (US)
71AQI (US)
94AQI (US)
98AQI (US)
102AQI (US)
102AQI (US)
110AQI (US)
105AQI (US)
97AQI (US)
87AQI (US)
96AQI (US)
99AQI (US)
75AQI (US)
76AQI (US)
120AQI (US)
137AQI (US)
141AQI (US)
146AQI (US)
142AQI (US)
147AQI (US)
125AQI (US)
132AQI (US)
128AQI (US)
106AQI (US)
98AQI (US)
86AQI (US)
59AQI (US)
60AQI (US)
104AQI (US)
124AQI (US)
112AQI (US)
134AQI (US)
113AQI (US)
121AQI (US)
106AQI (US)
107AQI (US)
118AQI (US)
92AQI (US)
103AQI (US)
113AQI (US)
106AQI (US)
170AQI (US)
224AQI (US)
170AQI (US)
106AQI (US)
104AQI (US)
103AQI (US)
105AQI (US)
No. of days
2026142AQI (US)
Highest AQI (US) recorded in
February224AQI (US)
Lowest AQI (US) recorded in
June103AQI (US)
2025107AQI (US)
Highest AQI (US) recorded in
January155AQI (US)
Lowest AQI (US) recorded in
August72AQI (US)
2024117AQI (US)
Highest AQI (US) recorded in
January174AQI (US)
Lowest AQI (US) recorded in
July67AQI (US)
2023149AQI (US)
Highest AQI (US) recorded in
January264AQI (US)
Lowest AQI (US) recorded in
July65AQI (US)
2022138AQI (US)
Highest AQI (US) recorded in
December285AQI (US)
Lowest AQI (US) recorded in
August54AQI (US)
202197AQI (US)
Highest AQI (US) recorded in
December155AQI (US)
Lowest AQI (US) recorded in
February34AQI (US)
2020162AQI (US)
Highest AQI (US) recorded in
November182AQI (US)
Lowest AQI (US) recorded in
October138AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Purnea's annual 2026 AQI (US) (142) shows an average percentage change of 14.3% (worsened AQI (US)) compared to previous years: 2020 (162), 2021 (97), 2022 (138), 2023 (149), 2024 (117), 2025 (107).