Tangra, Kolkata, West Bengal, 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
Tangra, Kolkata, West Bengal, India
AQI Trends: Highest and Lowest
Same Day Analysis (13th August):
On this day, AQI across the 4 years varied significantly: 2026 ranks 2nd highest AQI at 80 of Moderate air quality, showing improvement over 2023 on the same day.
Day & Night AQI Trend: 12th Aug - 13th Aug 2026
Tangra, Kolkata, West Bengal, India
5 AM12th Aug 2026
6 PM
4 AM13th Aug 2026
150AQI
70AQI
134AQI
64AQI
In the last 24 hours,
Tangra's AQI reached its highest point of 150 at 12 PM during the Day, while the lowest point, 64, was recorded at 3 AM during the Night between 12th Aug and 13th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Tangra, Kolkata, West Bengal, India
30°C28/34°C
30°C27/34°C
30°C27/33°C
30°C28/34°C
30°C28/33°C
28°C27/28°C
28°C26/31°C
26°C25/28°C
27°C26/29°C
28°C26/32°C
29°C27/34°C
28°C26/32°C
28°C26/31°C
28°C26/31°C
29°C26/33°C
29°C27/31°C
29°C27/32°C
30°C27/33°C
31°C27/34°C
31°C28/35°C
31°C28/35°C
30°C27/34°C
27°C26/27°C
28°C26/32°C
30°C27/33°C
30°C27/33°C
30°C27/34°C
30°C28/33°C
30°C27/35°C
30°C28/33°C
89AQI
69AQI
84AQI
68AQI
2026 Days Vs Air Quality
Tangra, Kolkata, West Bengal, India
1%
3
32%
73
35%
78
20%
44
12%
27
Total number of days with different AQI categories in last 225 days in 2026 (140 days remaining)
Under WHO’s Safe Air Quality Limits: 1%
Health Risk Level:
Extreme
In 2026, 1% of 225 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
Tangra, Kolkata, West Bengal, India
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
281AQI (US)
247AQI (US)
258AQI (US)
269AQI (US)
204AQI (US)
248AQI (US)
296AQI (US)
245AQI (US)
226AQI (US)
203AQI (US)
203AQI (US)
207AQI (US)
205AQI (US)
230AQI (US)
224AQI (US)
213AQI (US)
241AQI (US)
246AQI (US)
247AQI (US)
280AQI (US)
265AQI (US)
201AQI (US)
230AQI (US)
249AQI (US)
216AQI (US)
199AQI (US)
192AQI (US)
202AQI (US)
225AQI (US)
190AQI (US)
181AQI (US)
182AQI (US)
188AQI (US)
196AQI (US)
199AQI (US)
182AQI (US)
166AQI (US)
175AQI (US)
183AQI (US)
178AQI (US)
176AQI (US)
197AQI (US)
185AQI (US)
193AQI (US)
176AQI (US)
181AQI (US)
182AQI (US)
191AQI (US)
174AQI (US)
189AQI (US)
182AQI (US)
182AQI (US)
188AQI (US)
192AQI (US)
165AQI (US)
169AQI (US)
170AQI (US)
160AQI (US)
153AQI (US)
158AQI (US)
159AQI (US)
168AQI (US)
171AQI (US)
173AQI (US)
164AQI (US)
157AQI (US)
157AQI (US)
156AQI (US)
154AQI (US)
157AQI (US)
158AQI (US)
133AQI (US)
128AQI (US)
106AQI (US)
110AQI (US)
86AQI (US)
88AQI (US)
98AQI (US)
121AQI (US)
119AQI (US)
134AQI (US)
144AQI (US)
143AQI (US)
126AQI (US)
150AQI (US)
132AQI (US)
102AQI (US)
127AQI (US)
132AQI (US)
137AQI (US)
137AQI (US)
111AQI (US)
108AQI (US)
126AQI (US)
126AQI (US)
119AQI (US)
89AQI (US)
95AQI (US)
112AQI (US)
114AQI (US)
133AQI (US)
123AQI (US)
125AQI (US)
105AQI (US)
130AQI (US)
93AQI (US)
85AQI (US)
98AQI (US)
111AQI (US)
112AQI (US)
122AQI (US)
116AQI (US)
126AQI (US)
107AQI (US)
92AQI (US)
92AQI (US)
104AQI (US)
122AQI (US)
82AQI (US)
85AQI (US)
85AQI (US)
84AQI (US)
105AQI (US)
70AQI (US)
79AQI (US)
76AQI (US)
101AQI (US)
117AQI (US)
126AQI (US)
110AQI (US)
95AQI (US)
74AQI (US)
58AQI (US)
72AQI (US)
55AQI (US)
75AQI (US)
64AQI (US)
78AQI (US)
90AQI (US)
108AQI (US)
118AQI (US)
121AQI (US)
118AQI (US)
115AQI (US)
118AQI (US)
120AQI (US)
96AQI (US)
88AQI (US)
91AQI (US)
90AQI (US)
97AQI (US)
96AQI (US)
118AQI (US)
125AQI (US)
130AQI (US)
110AQI (US)
111AQI (US)
98AQI (US)
102AQI (US)
109AQI (US)
109AQI (US)
87AQI (US)
105AQI (US)
99AQI (US)
122AQI (US)
113AQI (US)
100AQI (US)
107AQI (US)
107AQI (US)
89AQI (US)
108AQI (US)
114AQI (US)
121AQI (US)
139AQI (US)
146AQI (US)
108AQI (US)
83AQI (US)
73AQI (US)
86AQI (US)
116AQI (US)
99AQI (US)
97AQI (US)
71AQI (US)
57AQI (US)
45AQI (US)
47AQI (US)
56AQI (US)
84AQI (US)
84AQI (US)
84AQI (US)
97AQI (US)
109AQI (US)
141AQI (US)
123AQI (US)
112AQI (US)
74AQI (US)
64AQI (US)
83AQI (US)
88AQI (US)
90AQI (US)
89AQI (US)
58AQI (US)
53AQI (US)
72AQI (US)
94AQI (US)
92AQI (US)
59AQI (US)
57AQI (US)
60AQI (US)
64AQI (US)
66AQI (US)
67AQI (US)
79AQI (US)
91AQI (US)
117AQI (US)
102AQI (US)
102AQI (US)
101AQI (US)
69AQI (US)
54AQI (US)
50AQI (US)
70AQI (US)
69AQI (US)
107AQI (US)
80AQI (US)
230AQI (US)
181AQI (US)
137AQI (US)
110AQI (US)
93AQI (US)
108AQI (US)
79AQI (US)
84AQI (US)
No. of days
2026131AQI (US)
Highest AQI (US) recorded in
January230AQI (US)
Lowest AQI (US) recorded in
July79AQI (US)
2025126AQI (US)
Highest AQI (US) recorded in
December272AQI (US)
Lowest AQI (US) recorded in
July66AQI (US)
2023121AQI (US)
Highest AQI (US) recorded in
November183AQI (US)
Lowest AQI (US) recorded in
July50AQI (US)
2022114AQI (US)
Highest AQI (US) recorded in
December200AQI (US)
Lowest AQI (US) recorded in
July43AQI (US)
2021137AQI (US)
Highest AQI (US) recorded in
December168AQI (US)
Lowest AQI (US) recorded in
September80AQI (US)
Most & Least Polluted Years Over the Last 5 Years
Tangra's annual 2026 AQI (US) (131) shows an average percentage change of 5.6% (worsened AQI (US)) compared to previous years: 2021 (137), 2022 (114), 2023 (121), 2025 (126).