Bangalore, Karnataka, 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
Bangalore, Karnataka, India
AQI Trends: Highest and Lowest
Same Day Analysis (3rd October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 54 of Moderate air quality, showing improvement over 2023, 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Oct - 4th Oct 2025
Bangalore, Karnataka, India
6 AM3rd Oct 2025
6 PM
5 AM4th Oct 2025
62AQI
45AQI
81AQI
52AQI
In the last 24 hours,
Bangalore's AQI reached its highest point of 81 at 8 PM during the Night, while the lowest point, 45, was recorded at 5 PM during the Day between 3rd Oct and 4th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Bangalore, Karnataka, India
23°C19/27°C
23°C20/27°C
24°C20/28°C
24°C20/28°C
24°C20/28°C
25°C21/29°C
26°C22/29°C
25°C20/29°C
23°C21/27°C
23°C20/27°C
23°C20/27°C
24°C20/27°C
24°C21/27°C
24°C21/27°C
23°C20/26°C
22°C20/26°C
22°C19/26°C
23°C20/27°C
23°C20/27°C
22°C20/25°C
23°C20/28°C
23°C19/27°C
22°C20/25°C
21°C19/25°C
22°C19/27°C
22°C19/28°C
22°C18/28°C
22°C19/27°C
23°C19/28°C
23°C19/28°C
--°C/°C
64AQI
60AQI
66AQI
60AQI
2025 Days Vs Air Quality
Bangalore, Karnataka, India
0.7%
2
79%
218
20%
56
Total number of days with different AQI categories in last 277 days in 2025 (88 days remaining)
Under WHO’s Safe Air Quality Limits: 0.72%
Health Risk Level:
Extreme
In 2025, 0.72% of 277 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
Bangalore, Karnataka, India
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
113AQI
116AQI
118AQI
120AQI
125AQI
128AQI
124AQI
123AQI
133AQI
137AQI
134AQI
115AQI
104AQI
89AQI
89AQI
109AQI
123AQI
121AQI
103AQI
107AQI
113AQI
111AQI
103AQI
98AQI
98AQI
87AQI
95AQI
109AQI
112AQI
107AQI
92AQI
91AQI
81AQI
88AQI
89AQI
103AQI
96AQI
95AQI
108AQI
117AQI
123AQI
107AQI
105AQI
110AQI
106AQI
111AQI
102AQI
104AQI
101AQI
111AQI
102AQI
106AQI
114AQI
119AQI
122AQI
110AQI
100AQI
98AQI
89AQI
82AQI
79AQI
87AQI
96AQI
104AQI
109AQI
117AQI
120AQI
125AQI
98AQI
94AQI
78AQI
81AQI
93AQI
100AQI
98AQI
106AQI
92AQI
92AQI
93AQI
95AQI
90AQI
92AQI
89AQI
95AQI
100AQI
105AQI
106AQI
112AQI
105AQI
104AQI
111AQI
107AQI
93AQI
84AQI
75AQI
77AQI
95AQI
88AQI
87AQI
90AQI
87AQI
84AQI
82AQI
87AQI
78AQI
80AQI
78AQI
81AQI
84AQI
81AQI
86AQI
91AQI
91AQI
90AQI
92AQI
87AQI
85AQI
84AQI
86AQI
85AQI
78AQI
79AQI
76AQI
79AQI
79AQI
80AQI
80AQI
76AQI
82AQI
80AQI
76AQI
74AQI
73AQI
76AQI
71AQI
74AQI
70AQI
70AQI
68AQI
66AQI
70AQI
79AQI
69AQI
66AQI
61AQI
58AQI
64AQI
63AQI
63AQI
68AQI
71AQI
71AQI
71AQI
80AQI
78AQI
84AQI
88AQI
85AQI
83AQI
77AQI
79AQI
78AQI
72AQI
68AQI
66AQI
63AQI
64AQI
64AQI
64AQI
63AQI
62AQI
64AQI
70AQI
66AQI
65AQI
64AQI
64AQI
63AQI
65AQI
63AQI
62AQI
63AQI
63AQI
60AQI
61AQI
59AQI
59AQI
62AQI
63AQI
64AQI
64AQI
65AQI
66AQI
66AQI
63AQI
61AQI
62AQI
59AQI
60AQI
61AQI
58AQI
58AQI
58AQI
61AQI
58AQI
56AQI
57AQI
56AQI
56AQI
56AQI
59AQI
60AQI
62AQI
66AQI
61AQI
59AQI
58AQI
57AQI
56AQI
58AQI
57AQI
52AQI
58AQI
62AQI
53AQI
54AQI
54AQI
54AQI
52AQI
48AQI
50AQI
55AQI
59AQI
62AQI
60AQI
59AQI
60AQI
63AQI
57AQI
53AQI
54AQI
56AQI
58AQI
57AQI
57AQI
56AQI
53AQI
62AQI
59AQI
59AQI
63AQI
72AQI
73AQI
69AQI
73AQI
74AQI
72AQI
67AQI
64AQI
63AQI
59AQI
59AQI
63AQI
64AQI
63AQI
64AQI
62AQI
58AQI
61AQI
60AQI
51AQI
59AQI
73AQI
65AQI
59AQI
54AQI
111AQI
104AQI
98AQI
87AQI
72AQI
70AQI
60AQI
57AQI
63AQI
59AQI
No. of days
202580AQI
Highest AQI recorded in
January111AQI
Lowest AQI recorded in
August57AQI
202473AQI
Highest AQI recorded in
April109AQI
Lowest AQI recorded in
September43AQI
202378AQI
Highest AQI recorded in
January116AQI
Lowest AQI recorded in
June33AQI
202287AQI
Highest AQI recorded in
March108AQI
Lowest AQI recorded in
August54AQI
202184AQI
Highest AQI recorded in
February111AQI
Lowest AQI recorded in
May57AQI
202086AQI
Highest AQI recorded in
February131AQI
Lowest AQI recorded in
July53AQI
Most & Least Polluted Years Over the Last 6 Years
Bangalore's annual 2025 AQI (80) shows an average percentage change of -1.6% (improved AQI) compared to previous years: 2020 (86), 2021 (84), 2022 (87), 2023 (78), 2024 (73).