Kolar, Karnataka, 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
Kolar, Karnataka, India
AQI Trends: Highest and Lowest
Same Day Analysis (23rd September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 70 of Moderate air quality, showing improvement over 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 23rd Sep - 24th Sep 2025
Kolar, Karnataka, India
6 AM23rd Sep 2025
6 PM
5 AM24th Sep 2025
82AQI
57AQI
76AQI
69AQI
In the last 24 hours,
Kolar's AQI reached its highest point of 82 at 10 AM during the Day, while the lowest point, 57, was recorded at 4 PM during the Day between 23rd Sep and 24th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Kolar, Karnataka, India
24°C20/29°C
24°C20/29°C
23°C21/26°C
23°C21/27°C
23°C21/27°C
24°C21/28°C
24°C20/28°C
24°C20/28°C
23°C20/28°C
23°C20/27°C
23°C20/27°C
24°C20/29°C
25°C20/30°C
25°C21/29°C
25°C21/29°C
26°C21/30°C
27°C24/29°C
26°C22/30°C
24°C21/28°C
24°C20/28°C
25°C21/29°C
25°C22/28°C
24°C22/28°C
24°C21/27°C
24°C21/27°C
23°C20/28°C
23°C20/27°C
23°C21/27°C
23°C21/27°C
23°C20/26°C
--°C/°C
62AQI
56AQI
66AQI
59AQI
2025 Days Vs Air Quality
Kolar, Karnataka, India
80%
214
20%
52
Total number of days with different AQI categories in last 267 days in 2025 (98 days remaining)
Under WHO’s Safe Air Quality Limits: 0%
Health Risk Level:
Extreme
In 2025, 0% of 267 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
Kolar, Karnataka, India
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
110AQI
90AQI
105AQI
116AQI
106AQI
126AQI
105AQI
132AQI
128AQI
134AQI
116AQI
115AQI
115AQI
116AQI
92AQI
104AQI
115AQI
107AQI
114AQI
115AQI
118AQI
100AQI
96AQI
95AQI
93AQI
90AQI
91AQI
93AQI
108AQI
108AQI
101AQI
92AQI
84AQI
85AQI
80AQI
80AQI
80AQI
81AQI
88AQI
93AQI
92AQI
86AQI
82AQI
79AQI
96AQI
101AQI
94AQI
96AQI
92AQI
103AQI
91AQI
93AQI
105AQI
111AQI
100AQI
114AQI
100AQI
101AQI
97AQI
91AQI
94AQI
95AQI
97AQI
106AQI
103AQI
108AQI
120AQI
121AQI
103AQI
105AQI
102AQI
95AQI
109AQI
108AQI
105AQI
108AQI
104AQI
107AQI
104AQI
112AQI
102AQI
96AQI
91AQI
99AQI
96AQI
107AQI
108AQI
116AQI
111AQI
110AQI
106AQI
106AQI
94AQI
81AQI
79AQI
77AQI
89AQI
89AQI
86AQI
90AQI
88AQI
88AQI
91AQI
86AQI
77AQI
80AQI
79AQI
89AQI
88AQI
90AQI
90AQI
93AQI
95AQI
92AQI
93AQI
89AQI
89AQI
83AQI
87AQI
91AQI
81AQI
79AQI
77AQI
78AQI
80AQI
79AQI
79AQI
79AQI
78AQI
81AQI
77AQI
78AQI
78AQI
81AQI
76AQI
77AQI
77AQI
77AQI
72AQI
71AQI
68AQI
80AQI
69AQI
66AQI
63AQI
60AQI
63AQI
64AQI
65AQI
73AQI
76AQI
74AQI
73AQI
75AQI
79AQI
83AQI
88AQI
86AQI
85AQI
76AQI
81AQI
80AQI
81AQI
74AQI
65AQI
61AQI
64AQI
65AQI
64AQI
64AQI
62AQI
61AQI
64AQI
64AQI
62AQI
62AQI
65AQI
66AQI
66AQI
63AQI
64AQI
63AQI
64AQI
62AQI
61AQI
58AQI
58AQI
61AQI
61AQI
63AQI
64AQI
64AQI
66AQI
66AQI
63AQI
62AQI
62AQI
61AQI
63AQI
63AQI
63AQI
63AQI
62AQI
62AQI
61AQI
58AQI
57AQI
57AQI
57AQI
63AQI
59AQI
60AQI
60AQI
62AQI
60AQI
60AQI
58AQI
57AQI
59AQI
57AQI
58AQI
55AQI
59AQI
60AQI
53AQI
51AQI
51AQI
51AQI
53AQI
51AQI
52AQI
55AQI
59AQI
65AQI
62AQI
60AQI
62AQI
63AQI
56AQI
51AQI
54AQI
55AQI
55AQI
57AQI
56AQI
54AQI
52AQI
62AQI
59AQI
61AQI
62AQI
69AQI
71AQI
65AQI
71AQI
74AQI
70AQI
65AQI
62AQI
64AQI
63AQI
63AQI
68AQI
70AQI
69AQI
70AQI
108AQI
93AQI
104AQI
89AQI
74AQI
71AQI
62AQI
57AQI
64AQI
No. of days
202580AQI
Highest AQI recorded in
January108AQI
Lowest AQI recorded in
August57AQI
202470AQI
Highest AQI recorded in
April101AQI
Lowest AQI recorded in
September50AQI
202357AQI
Highest AQI recorded in
March87AQI
Lowest AQI recorded in
June12AQI
202281AQI
Highest AQI recorded in
March130AQI
Lowest AQI recorded in
August51AQI
202182AQI
Highest AQI recorded in
December112AQI
Lowest AQI recorded in
June57AQI
202099AQI
Highest AQI recorded in
October129AQI
Lowest AQI recorded in
November94AQI
Most & Least Polluted Years Over the Last 6 Years
Kolar's annual 2025 AQI (80) shows an average percentage change of 6.8% (worsened AQI) compared to previous years: 2020 (99), 2021 (82), 2022 (81), 2023 (57), 2024 (70).