Ludhiana, Punjab, 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
Ludhiana, Punjab, India
AQI Trends: Highest and Lowest
Same Day Analysis (15th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 79 of Moderate air quality, showing improvement over 2024, 2023 and 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 16th Sep - 17th Sep 2025
Ludhiana, Punjab, India
6 AM16th Sep 2025
6 PM
5 AM17th Sep 2025
83AQI
69AQI
86AQI
77AQI
In the last 24 hours,
Ludhiana's AQI reached its highest point of 86 at 8 PM during the Night, while the lowest point, 69, was recorded at 3 PM during the Day between 16th Sep and 17th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Ludhiana, Punjab, India
28°C25/33°C
29°C25/34°C
28°C25/33°C
29°C24/33°C
30°C26/35°C
29°C26/33°C
26°C24/29°C
24°C23/26°C
26°C23/29°C
27°C24/31°C
28°C25/32°C
27°C24/31°C
26°C24/30°C
24°C23/24°C
23°C22/24°C
23°C21/24°C
25°C23/28°C
24°C24/26°C
27°C23/32°C
27°C25/32°C
27°C25/31°C
27°C24/31°C
28°C25/32°C
28°C25/32°C
27°C24/31°C
28°C25/32°C
28°C24/32°C
29°C25/33°C
29°C26/33°C
28°C25/33°C
--°C/°C
74AQI
74AQI
76AQI
76AQI
2025 Days Vs Air Quality
Ludhiana, Punjab, India
37%
96
57%
148
5%
14
Total number of days with different AQI categories in last 260 days in 2025 (105 days remaining)
Under WHO’s Safe Air Quality Limits: 0%
Health Risk Level:
Extreme
In 2025, 0% of 260 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
Ludhiana, Punjab, India
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
186AQI
148AQI
156AQI
139AQI
132AQI
148AQI
139AQI
137AQI
153AQI
159AQI
179AQI
116AQI
123AQI
141AQI
147AQI
145AQI
132AQI
154AQI
157AQI
143AQI
136AQI
137AQI
134AQI
137AQI
136AQI
140AQI
149AQI
150AQI
155AQI
149AQI
151AQI
144AQI
139AQI
139AQI
148AQI
134AQI
145AQI
134AQI
144AQI
143AQI
153AQI
144AQI
120AQI
123AQI
138AQI
149AQI
143AQI
131AQI
129AQI
136AQI
114AQI
107AQI
113AQI
112AQI
119AQI
120AQI
119AQI
105AQI
89AQI
91AQI
96AQI
106AQI
94AQI
95AQI
106AQI
121AQI
122AQI
125AQI
131AQI
136AQI
114AQI
120AQI
114AQI
86AQI
97AQI
93AQI
109AQI
114AQI
106AQI
114AQI
133AQI
138AQI
138AQI
141AQI
133AQI
130AQI
132AQI
116AQI
114AQI
111AQI
122AQI
133AQI
131AQI
133AQI
130AQI
135AQI
138AQI
158AQI
149AQI
143AQI
122AQI
108AQI
108AQI
109AQI
118AQI
128AQI
110AQI
128AQI
117AQI
128AQI
126AQI
120AQI
133AQI
138AQI
142AQI
136AQI
141AQI
152AQI
143AQI
142AQI
145AQI
112AQI
121AQI
111AQI
101AQI
109AQI
106AQI
110AQI
103AQI
105AQI
103AQI
99AQI
121AQI
127AQI
142AQI
137AQI
147AQI
142AQI
142AQI
146AQI
153AQI
123AQI
122AQI
127AQI
94AQI
107AQI
115AQI
126AQI
125AQI
122AQI
132AQI
119AQI
120AQI
103AQI
93AQI
95AQI
111AQI
127AQI
144AQI
142AQI
145AQI
151AQI
150AQI
144AQI
143AQI
133AQI
120AQI
107AQI
106AQI
104AQI
106AQI
97AQI
87AQI
100AQI
102AQI
108AQI
104AQI
96AQI
94AQI
92AQI
89AQI
84AQI
87AQI
85AQI
89AQI
95AQI
88AQI
93AQI
92AQI
91AQI
85AQI
88AQI
90AQI
96AQI
88AQI
83AQI
77AQI
80AQI
83AQI
84AQI
81AQI
81AQI
80AQI
84AQI
84AQI
82AQI
80AQI
82AQI
83AQI
78AQI
76AQI
73AQI
73AQI
70AQI
69AQI
76AQI
77AQI
78AQI
78AQI
83AQI
80AQI
83AQI
87AQI
79AQI
88AQI
83AQI
82AQI
87AQI
85AQI
82AQI
84AQI
80AQI
79AQI
85AQI
82AQI
75AQI
68AQI
67AQI
74AQI
81AQI
78AQI
75AQI
70AQI
65AQI
65AQI
64AQI
67AQI
68AQI
68AQI
69AQI
73AQI
75AQI
78AQI
79AQI
80AQI
79AQI
80AQI
79AQI
145AQI
130AQI
115AQI
131AQI
122AQI
114AQI
85AQI
79AQI
73AQI
No. of days
2025112AQI
Highest AQI recorded in
January145AQI
Lowest AQI recorded in
September73AQI
2024126AQI
Highest AQI recorded in
January182AQI
Lowest AQI recorded in
July89AQI
2023114AQI
Highest AQI recorded in
December164AQI
Lowest AQI recorded in
July84AQI
2022124AQI
Highest AQI recorded in
November160AQI
Lowest AQI recorded in
July73AQI
2021106AQI
Highest AQI recorded in
November173AQI
Lowest AQI recorded in
May63AQI
202099AQI
Highest AQI recorded in
January164AQI
Lowest AQI recorded in
April50AQI
Most & Least Polluted Years Over the Last 6 Years
Ludhiana's annual 2025 AQI (112) shows an average percentage change of -0.5% (improved AQI) compared to previous years: 2020 (99), 2021 (106), 2022 (124), 2023 (114), 2024 (126).