Bali Nagar, New Delhi, Delhi, India Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
October Air Quality Analysis
Bali Nagar, New Delhi, Delhi, India
AQI Trends: Highest and Lowest
Same Day Analysis (18th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 229 of Severe air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 18th Oct - 19th Oct 2025
Bali Nagar, New Delhi, Delhi, India
6 AM18th Oct 2025
6 PM
5 AM19th Oct 2025
239AQI
177AQI
275AQI
182AQI
In the last 24 hours,
Bali Nagar's AQI reached its highest point of 275 at 5 AM during the Night, while the lowest point, 177, was recorded at 5 PM during the Day between 18th Oct and 19th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Bali Nagar, New Delhi, Delhi, India
32°C28/37°C
32°C29/37°C
32°C29/37°C
33°C29/37°C
32°C28/37°C
32°C28/37°C
32°C28/37°C
32°C27/37°C
32°C28/37°C
32°C29/36°C
33°C29/37°C
30°C29/33°C
30°C26/35°C
31°C27/35°C
30°C27/34°C
31°C28/35°C
32°C29/37°C
26°C21/33°C
26°C22/31°C
27°C23/31°C
26°C23/30°C
26°C23/30°C
27°C24/31°C
27°C24/31°C
27°C23/32°C
28°C24/32°C
28°C24/32°C
28°C24/32°C
29°C25/33°C
29°C25/33°C
--°C/°C
151AQI
124AQI
149AQI
130AQI
2025 Days Vs Air Quality
Bali Nagar, New Delhi, Delhi, India
25%
74
36%
105
28%
81
10%
28
1%
3
Total number of days with different AQI categories in last 292 days in 2025 (73 days remaining)
Under WHO’s Safe Air Quality Limits: 0%
Health Risk Level:
Extreme
In 2025, 0% of 292 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
Bali Nagar, New Delhi, Delhi, India
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
211AQI
238AQI
252AQI
261AQI
230AQI
228AQI
215AQI
220AQI
370AQI
298AQI
231AQI
216AQI
196AQI
248AQI
334AQI
247AQI
207AQI
214AQI
263AQI
207AQI
203AQI
196AQI
185AQI
176AQI
164AQI
184AQI
184AQI
222AQI
324AQI
231AQI
250AQI
295AQI
225AQI
214AQI
215AQI
180AQI
170AQI
156AQI
161AQI
172AQI
210AQI
195AQI
155AQI
150AQI
153AQI
162AQI
193AQI
173AQI
164AQI
161AQI
155AQI
167AQI
150AQI
154AQI
158AQI
166AQI
187AQI
150AQI
155AQI
153AQI
128AQI
152AQI
135AQI
122AQI
129AQI
149AQI
149AQI
168AQI
171AQI
186AQI
166AQI
172AQI
166AQI
107AQI
124AQI
127AQI
133AQI
144AQI
142AQI
142AQI
151AQI
155AQI
161AQI
187AQI
160AQI
164AQI
144AQI
130AQI
123AQI
131AQI
136AQI
143AQI
141AQI
147AQI
144AQI
153AQI
176AQI
170AQI
174AQI
164AQI
147AQI
129AQI
139AQI
138AQI
135AQI
152AQI
142AQI
159AQI
141AQI
143AQI
157AQI
157AQI
156AQI
152AQI
164AQI
162AQI
168AQI
180AQI
153AQI
157AQI
156AQI
119AQI
156AQI
155AQI
122AQI
133AQI
133AQI
140AQI
126AQI
159AQI
142AQI
138AQI
115AQI
132AQI
182AQI
160AQI
135AQI
151AQI
155AQI
157AQI
157AQI
103AQI
127AQI
135AQI
98AQI
128AQI
125AQI
136AQI
142AQI
144AQI
161AQI
156AQI
126AQI
114AQI
131AQI
130AQI
121AQI
135AQI
139AQI
148AQI
145AQI
150AQI
153AQI
148AQI
152AQI
131AQI
115AQI
123AQI
119AQI
114AQI
105AQI
101AQI
93AQI
104AQI
103AQI
120AQI
110AQI
97AQI
98AQI
105AQI
95AQI
101AQI
88AQI
91AQI
91AQI
97AQI
93AQI
85AQI
89AQI
80AQI
72AQI
83AQI
93AQI
90AQI
81AQI
76AQI
77AQI
74AQI
74AQI
70AQI
72AQI
89AQI
98AQI
89AQI
86AQI
97AQI
89AQI
89AQI
98AQI
91AQI
83AQI
76AQI
70AQI
75AQI
77AQI
81AQI
81AQI
84AQI
86AQI
89AQI
78AQI
90AQI
92AQI
85AQI
101AQI
91AQI
107AQI
118AQI
109AQI
98AQI
96AQI
91AQI
87AQI
112AQI
98AQI
88AQI
83AQI
69AQI
88AQI
117AQI
116AQI
102AQI
101AQI
77AQI
66AQI
68AQI
76AQI
78AQI
89AQI
89AQI
86AQI
83AQI
84AQI
82AQI
90AQI
85AQI
102AQI
97AQI
106AQI
117AQI
125AQI
134AQI
119AQI
117AQI
112AQI
102AQI
105AQI
98AQI
105AQI
135AQI
108AQI
99AQI
115AQI
110AQI
131AQI
113AQI
163AQI
166AQI
142AQI
89AQI
122AQI
130AQI
156AQI
168AQI
156AQI
169AQI
176AQI
182AQI
192AQI
208AQI
229AQI
232AQI
177AQI
147AQI
153AQI
139AQI
123AQI
86AQI
92AQI
98AQI
156AQI
No. of days
2025139AQI
Highest AQI recorded in
January232AQI
Lowest AQI recorded in
July86AQI
2024179AQI
Highest AQI recorded in
November294AQI
Lowest AQI recorded in
August95AQI
2023172AQI
Highest AQI recorded in
November309AQI
Lowest AQI recorded in
August108AQI
2022180AQI
Highest AQI recorded in
January232AQI
Lowest AQI recorded in
August88AQI
2021142AQI
Highest AQI recorded in
November305AQI
Lowest AQI recorded in
July63AQI
2020171AQI
Highest AQI recorded in
January277AQI
Lowest AQI recorded in
August99AQI
Most & Least Polluted Years Over the Last 6 Years
Bali Nagar's annual 2025 AQI (139) shows an average percentage change of -16.7% (improved AQI) compared to previous years: 2020 (171), 2021 (142), 2022 (180), 2023 (172), 2024 (179).