Ward 32 Bapupara, Siliguri, West Bengal, India Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
September Air Quality Analysis
Ward 32 Bapupara, Siliguri, West Bengal, India
AQI Trends: Highest and Lowest
Same Day Analysis (30th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 80 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 30th Sep - 1st Oct 2025
Ward 32 Bapupara, Siliguri, West Bengal, India
5 AM30th Sep 2025
5 PM
4 AM1st Oct 2025
AQI
AQI
86AQI
65AQI
In the last 24 hours,
Ward 32 Bapupara's AQI reached its highest point of 86 at 10 PM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 30th Sep and 1st Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Ward 32 Bapupara, Siliguri, West Bengal, India
29°C25/35°C
28°C25/34°C
29°C25/35°C
29°C25/34°C
29°C25/34°C
29°C26/34°C
29°C26/33°C
29°C25/33°C
29°C26/34°C
28°C25/34°C
28°C25/33°C
28°C25/34°C
27°C24/32°C
25°C24/27°C
24°C23/27°C
24°C23/25°C
25°C23/30°C
26°C23/31°C
27°C23/33°C
28°C24/33°C
28°C24/33°C
29°C24/34°C
28°C25/33°C
29°C24/34°C
29°C24/35°C
30°C25/36°C
29°C25/34°C
28°C24/34°C
29°C25/34°C
--°C/°C
--°C/°C
77AQI
74AQI
78AQI
78AQI
2025 Days Vs Air Quality
Ward 32 Bapupara, Siliguri, West Bengal, India
58%
159
24%
66
18%
48
Total number of days with different AQI categories in last 273 days in 2025 (92 days remaining)
Under WHO’s Safe Air Quality Limits: 0%
Health Risk Level:
Extreme
In 2025, 0% of 273 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
Ward 32 Bapupara, Siliguri, West Bengal, India
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
168AQI
160AQI
165AQI
154AQI
150AQI
149AQI
149AQI
142AQI
154AQI
161AQI
167AQI
159AQI
143AQI
148AQI
144AQI
153AQI
155AQI
149AQI
155AQI
153AQI
159AQI
153AQI
148AQI
134AQI
144AQI
147AQI
158AQI
159AQI
168AQI
177AQI
175AQI
174AQI
172AQI
163AQI
161AQI
162AQI
164AQI
156AQI
158AQI
160AQI
168AQI
170AQI
164AQI
158AQI
158AQI
157AQI
146AQI
138AQI
148AQI
147AQI
137AQI
146AQI
138AQI
132AQI
128AQI
135AQI
140AQI
149AQI
153AQI
154AQI
137AQI
131AQI
140AQI
140AQI
138AQI
145AQI
146AQI
140AQI
145AQI
152AQI
149AQI
128AQI
120AQI
122AQI
125AQI
133AQI
123AQI
141AQI
147AQI
149AQI
147AQI
130AQI
125AQI
152AQI
159AQI
154AQI
155AQI
155AQI
157AQI
148AQI
157AQI
144AQI
153AQI
158AQI
155AQI
155AQI
150AQI
149AQI
129AQI
109AQI
101AQI
100AQI
87AQI
90AQI
115AQI
102AQI
98AQI
101AQI
97AQI
118AQI
91AQI
102AQI
104AQI
112AQI
117AQI
116AQI
92AQI
85AQI
83AQI
88AQI
88AQI
92AQI
91AQI
96AQI
88AQI
90AQI
91AQI
100AQI
96AQI
104AQI
96AQI
83AQI
83AQI
95AQI
91AQI
88AQI
85AQI
82AQI
75AQI
77AQI
70AQI
71AQI
81AQI
90AQI
84AQI
78AQI
77AQI
72AQI
63AQI
65AQI
73AQI
79AQI
86AQI
85AQI
86AQI
79AQI
81AQI
86AQI
97AQI
109AQI
121AQI
116AQI
98AQI
86AQI
88AQI
83AQI
71AQI
67AQI
63AQI
63AQI
63AQI
68AQI
74AQI
72AQI
68AQI
67AQI
65AQI
65AQI
73AQI
75AQI
78AQI
72AQI
67AQI
66AQI
69AQI
67AQI
67AQI
64AQI
63AQI
63AQI
63AQI
64AQI
70AQI
70AQI
64AQI
64AQI
64AQI
66AQI
70AQI
72AQI
70AQI
75AQI
74AQI
78AQI
77AQI
70AQI
66AQI
64AQI
62AQI
63AQI
63AQI
67AQI
68AQI
70AQI
64AQI
63AQI
67AQI
67AQI
74AQI
69AQI
68AQI
72AQI
69AQI
74AQI
65AQI
62AQI
60AQI
67AQI
68AQI
63AQI
63AQI
64AQI
67AQI
65AQI
64AQI
63AQI
65AQI
69AQI
72AQI
69AQI
68AQI
71AQI
70AQI
74AQI
66AQI
67AQI
69AQI
70AQI
70AQI
72AQI
73AQI
78AQI
83AQI
89AQI
86AQI
84AQI
77AQI
75AQI
70AQI
68AQI
74AQI
78AQI
82AQI
85AQI
89AQI
84AQI
89AQI
75AQI
72AQI
69AQI
72AQI
73AQI
80AQI
155AQI
153AQI
142AQI
115AQI
84AQI
80AQI
68AQI
67AQI
76AQI
No. of days
2025104AQI
Highest AQI recorded in
January155AQI
Lowest AQI recorded in
August67AQI
2024104AQI
Highest AQI recorded in
December150AQI
Lowest AQI recorded in
July65AQI
2023102AQI
Highest AQI recorded in
January165AQI
Lowest AQI recorded in
July64AQI
2022104AQI
Highest AQI recorded in
March162AQI
Lowest AQI recorded in
July62AQI
2021122AQI
Highest AQI recorded in
January201AQI
Lowest AQI recorded in
September64AQI
2020100AQI
Highest AQI recorded in
December182AQI
Lowest AQI recorded in
July62AQI
Most & Least Polluted Years Over the Last 6 Years
Ward 32 Bapupara's annual 2025 AQI (104) shows an average percentage change of -1.6% (improved AQI) compared to previous years: 2020 (100), 2021 (122), 2022 (104), 2023 (102), 2024 (104).