Sector 21, Noida, Uttar Pradesh, 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
Sector 21, Noida, Uttar Pradesh, India
AQI Trends: Highest and Lowest
Same Day Analysis (13th August):
On this day, AQI across the 1 years varied significantly: 2026 ranks 1st highest AQI at 127 of Poor air quality on the same day.
Day & Night AQI Trend: 12th Aug - 13th Aug 2026
Sector 21, Noida, Uttar Pradesh, India
5 AM12th Aug 2026
7 PM
4 AM13th Aug 2026
170AQI
121AQI
166AQI
148AQI
In the last 24 hours,
Sector 21's AQI reached its highest point of 170 at 6 AM during the Day, while the lowest point, 121, was recorded at 8 AM during the Day between 12th Aug and 13th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Sector 21, Noida, Uttar Pradesh, India
36°C34/41°C
38°C35/42°C
38°C36/42°C
38°C36/42°C
36°C32/41°C
33°C29/36°C
28°C26/32°C
30°C27/35°C
32°C29/35°C
31°C28/34°C
33°C30/35°C
34°C31/38°C
35°C33/38°C
32°C29/36°C
32°C29/39°C
33°C29/37°C
32°C29/36°C
32°C28/36°C
33°C31/37°C
33°C31/38°C
31°C28/36°C
30°C27/36°C
28°C26/32°C
28°C26/31°C
30°C27/35°C
32°C28/36°C
32°C29/36°C
30°C28/33°C
32°C28/37°C
34°C31/38°C
134AQI
112AQI
137AQI
132AQI
2026 Days Vs Air Quality
Sector 21, Noida, Uttar Pradesh, India
12%
26
47%
98
20%
42
11%
23
10%
20
Total number of days with different AQI categories in last 225 days in 2026 (140 days remaining)
Under WHO’s Safe Air Quality Limits: 0%
Health Risk Level:
Extreme
In 2026, 0% 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
Sector 21, Noida, Uttar Pradesh, India
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
338AQI (US)
200AQI (US)
240AQI (US)
250AQI (US)
234AQI (US)
311AQI (US)
244AQI (US)
325AQI (US)
407AQI (US)
331AQI (US)
303AQI (US)
312AQI (US)
571AQI (US)
460AQI (US)
414AQI (US)
472AQI (US)
491AQI (US)
643AQI (US)
551AQI (US)
438AQI (US)
375AQI (US)
341AQI (US)
271AQI (US)
177AQI (US)
188AQI (US)
234AQI (US)
367AQI (US)
254AQI (US)
233AQI (US)
256AQI (US)
369AQI (US)
221AQI (US)
269AQI (US)
268AQI (US)
369AQI (US)
229AQI (US)
216AQI (US)
210AQI (US)
177AQI (US)
216AQI (US)
235AQI (US)
270AQI (US)
167AQI (US)
189AQI (US)
205AQI (US)
182AQI (US)
200AQI (US)
175AQI (US)
194AQI (US)
188AQI (US)
200AQI (US)
202AQI (US)
187AQI (US)
189AQI (US)
194AQI (US)
152AQI (US)
152AQI (US)
152AQI (US)
160AQI (US)
157AQI (US)
174AQI (US)
173AQI (US)
152AQI (US)
152AQI (US)
160AQI (US)
202AQI (US)
177AQI (US)
177AQI (US)
225AQI (US)
165AQI (US)
149AQI (US)
143AQI (US)
150AQI (US)
115AQI (US)
113AQI (US)
170AQI (US)
204AQI (US)
149AQI (US)
165AQI (US)
166AQI (US)
149AQI (US)
155AQI (US)
166AQI (US)
148AQI (US)
147AQI (US)
126AQI (US)
136AQI (US)
142AQI (US)
123AQI (US)
117AQI (US)
117AQI (US)
137AQI (US)
122AQI (US)
112AQI (US)
127AQI (US)
119AQI (US)
122AQI (US)
116AQI (US)
118AQI (US)
114AQI (US)
100AQI (US)
120AQI (US)
115AQI (US)
134AQI (US)
131AQI (US)
143AQI (US)
139AQI (US)
120AQI (US)
162AQI (US)
109AQI (US)
111AQI (US)
135AQI (US)
104AQI (US)
150AQI (US)
140AQI (US)
130AQI (US)
125AQI (US)
94AQI (US)
101AQI (US)
130AQI (US)
122AQI (US)
160AQI (US)
126AQI (US)
79AQI (US)
115AQI (US)
155AQI (US)
112AQI (US)
127AQI (US)
129AQI (US)
139AQI (US)
151AQI (US)
154AQI (US)
154AQI (US)
111AQI (US)
103AQI (US)
71AQI (US)
86AQI (US)
90AQI (US)
91AQI (US)
108AQI (US)
120AQI (US)
125AQI (US)
129AQI (US)
129AQI (US)
123AQI (US)
81AQI (US)
92AQI (US)
90AQI (US)
84AQI (US)
93AQI (US)
91AQI (US)
110AQI (US)
122AQI (US)
82AQI (US)
107AQI (US)
95AQI (US)
115AQI (US)
90AQI (US)
108AQI (US)
85AQI (US)
72AQI (US)
108AQI (US)
88AQI (US)
98AQI (US)
84AQI (US)
115AQI (US)
127AQI (US)
99AQI (US)
116AQI (US)
120AQI (US)
118AQI (US)
147AQI (US)
158AQI (US)
149AQI (US)
112AQI (US)
130AQI (US)
143AQI (US)
82AQI (US)
98AQI (US)
133AQI (US)
181AQI (US)
170AQI (US)
120AQI (US)
138AQI (US)
143AQI (US)
114AQI (US)
111AQI (US)
105AQI (US)
127AQI (US)
121AQI (US)
122AQI (US)
123AQI (US)
126AQI (US)
150AQI (US)
140AQI (US)
96AQI (US)
131AQI (US)
125AQI (US)
116AQI (US)
98AQI (US)
141AQI (US)
128AQI (US)
134AQI (US)
132AQI (US)
137AQI (US)
144AQI (US)
149AQI (US)
148AQI (US)
127AQI (US)
342AQI (US)
206AQI (US)
156AQI (US)
123AQI (US)
120AQI (US)
103AQI (US)
129AQI (US)
132AQI (US)
No. of days
2026170AQI (US)
Highest AQI (US) recorded in
January342AQI (US)
Lowest AQI (US) recorded in
June103AQI (US)
2025313AQI (US)
Highest AQI (US) recorded in
December375AQI (US)
Lowest AQI (US) recorded in
October213AQI (US)
Most & Least Polluted Years Over the Last 2 Years
Sector 21's annual 2026 AQI (US) (170) shows an average percentage change of -45.6% (improved AQI (US)) compared to previous years: 2025 (313).