Institute of Environment And Sustainable Development, Varanasi, 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
Institute of Environment And Sustainable Development, Varanasi, Uttar Pradesh, India
AQI Trends: Highest and Lowest
Same Day Analysis (2nd August ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 2nd highest AQI at 78 of Moderate air quality, showing improvement over 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Institute of Environment And Sustainable Development, Varanasi, Uttar Pradesh, India
5 AM3rd Aug 2025
6 PM
4 AM4th Aug 2025
AQI
AQI
84AQI
61AQI
In the last 24 hours,
Institute of Environment And Sustainable Development's AQI reached its highest point of 84 at 7 AM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Institute of Environment And Sustainable Development, Varanasi, Uttar Pradesh, India
34°C31/37°C
34°C31/38°C
33°C30/36°C
34°C30/38°C
33°C31/36°C
32°C28/35°C
31°C28/35°C
32°C29/35°C
33°C29/37°C
32°C30/36°C
31°C29/35°C
27°C26/29°C
28°C26/30°C
32°C27/36°C
33°C29/38°C
32°C30/34°C
33°C29/38°C
34°C30/38°C
35°C31/39°C
34°C31/38°C
34°C31/38°C
31°C28/34°C
31°C27/34°C
29°C27/32°C
29°C27/31°C
30°C27/35°C
30°C26/33°C
29°C26/31°C
30°C26/35°C
--°C/°C
--°C/°C
62AQI
62AQI
63AQI
63AQI
2025 Days Vs Air Quality
Institute of Environment And Sustainable Development, Varanasi, Uttar Pradesh, India
0.9%
2
90%
192
9%
20
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Under WHO’s Safe Air Quality Limits: 0.93%
Health Risk Level:
Extreme
In 2025, 0.93% of 215 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
Institute of Environment And Sustainable Development, Varanasi, Uttar Pradesh, India
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
150AQI
86AQI
124AQI
87AQI
96AQI
102AQI
76AQI
74AQI
80AQI
107AQI
144AQI
95AQI
100AQI
98AQI
82AQI
78AQI
80AQI
68AQI
73AQI
62AQI
62AQI
64AQI
77AQI
70AQI
54AQI
64AQI
60AQI
72AQI
75AQI
96AQI
78AQI
77AQI
75AQI
64AQI
74AQI
66AQI
54AQI
50AQI
51AQI
56AQI
63AQI
57AQI
56AQI
53AQI
110AQI
145AQI
69AQI
86AQI
67AQI
68AQI
87AQI
75AQI
75AQI
59AQI
61AQI
56AQI
62AQI
57AQI
57AQI
64AQI
64AQI
52AQI
60AQI
53AQI
47AQI
53AQI
65AQI
65AQI
66AQI
70AQI
60AQI
85AQI
105AQI
103AQI
106AQI
75AQI
81AQI
87AQI
100AQI
78AQI
73AQI
77AQI
90AQI
91AQI
83AQI
82AQI
79AQI
72AQI
82AQI
90AQI
87AQI
116AQI
103AQI
102AQI
97AQI
103AQI
114AQI
104AQI
102AQI
88AQI
77AQI
85AQI
83AQI
89AQI
81AQI
94AQI
96AQI
85AQI
89AQI
96AQI
108AQI
109AQI
102AQI
94AQI
94AQI
92AQI
81AQI
80AQI
83AQI
82AQI
88AQI
75AQI
96AQI
84AQI
88AQI
79AQI
85AQI
78AQI
79AQI
81AQI
82AQI
82AQI
91AQI
88AQI
95AQI
95AQI
94AQI
86AQI
82AQI
88AQI
75AQI
77AQI
78AQI
69AQI
70AQI
65AQI
66AQI
67AQI
66AQI
68AQI
76AQI
73AQI
76AQI
73AQI
73AQI
74AQI
74AQI
79AQI
83AQI
89AQI
96AQI
89AQI
82AQI
76AQI
77AQI
80AQI
81AQI
75AQI
72AQI
66AQI
65AQI
61AQI
55AQI
61AQI
62AQI
64AQI
64AQI
58AQI
63AQI
59AQI
65AQI
63AQI
65AQI
65AQI
62AQI
59AQI
58AQI
58AQI
59AQI
58AQI
57AQI
59AQI
62AQI
61AQI
60AQI
59AQI
58AQI
55AQI
60AQI
59AQI
64AQI
64AQI
69AQI
73AQI
71AQI
66AQI
62AQI
64AQI
59AQI
57AQI
57AQI
64AQI
79AQI
78AQI
85AQI
69AQI
76AQI
94AQI
80AQI
72AQI
62AQI
79AQI
No. of days
202577AQI
Highest AQI recorded in
April94AQI
Lowest AQI recorded in
July62AQI
202474AQI
Highest AQI recorded in
January128AQI
Lowest AQI recorded in
May28AQI
202374AQI
Highest AQI recorded in
November128AQI
Lowest AQI recorded in
July37AQI
202299AQI
Highest AQI recorded in
November137AQI
Lowest AQI recorded in
July59AQI
Most & Least Polluted Years Over the Last 4 Years
Institute of Environment And Sustainable Development's annual 2025 AQI (77) shows an average percentage change of -4.5% (improved AQI) compared to previous years: 2022 (99), 2023 (74), 2024 (74).