Haldia, West Bengal, 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
Haldia, West Bengal, India
AQI Trends: Highest and Lowest
Same Day Analysis (13th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 157 of Unhealthy air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 14th Oct - 15th Oct 2025
Haldia, West Bengal, India
5 AM14th Oct 2025
5 PM
4 AM15th Oct 2025
AQI
AQI
170AQI
162AQI
In the last 24 hours,
Haldia's AQI reached its highest point of 170 at 12 PM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 14th Oct and 15th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Haldia, West Bengal, India
27°C26/27°C
27°C25/30°C
28°C26/31°C
28°C26/31°C
29°C26/32°C
29°C27/33°C
29°C26/33°C
27°C26/29°C
26°C25/29°C
28°C25/32°C
29°C26/32°C
28°C26/32°C
29°C27/31°C
28°C26/32°C
29°C26/32°C
29°C26/33°C
29°C27/33°C
27°C26/28°C
28°C27/29°C
28°C27/30°C
28°C26/30°C
27°C25/30°C
28°C25/31°C
27°C25/31°C
28°C25/31°C
27°C25/30°C
27°C24/30°C
27°C23/31°C
26°C23/30°C
--°C/°C
--°C/°C
94AQI
83AQI
96AQI
86AQI
2025 Days Vs Air Quality
Haldia, West Bengal, India
62%
178
26%
74
12%
34
Total number of days with different AQI categories in last 287 days in 2025 (78 days remaining)
Under WHO’s Safe Air Quality Limits: 0%
Health Risk Level:
Extreme
In 2025, 0% of 287 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
Haldia, West Bengal, India
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
170AQI
159AQI
173AQI
170AQI
169AQI
163AQI
161AQI
155AQI
157AQI
173AQI
172AQI
177AQI
173AQI
174AQI
167AQI
167AQI
165AQI
165AQI
170AQI
161AQI
160AQI
164AQI
168AQI
165AQI
167AQI
148AQI
160AQI
158AQI
157AQI
143AQI
149AQI
140AQI
151AQI
147AQI
147AQI
155AQI
151AQI
141AQI
146AQI
153AQI
158AQI
150AQI
144AQI
140AQI
134AQI
141AQI
132AQI
123AQI
129AQI
129AQI
124AQI
130AQI
120AQI
121AQI
129AQI
137AQI
134AQI
147AQI
138AQI
121AQI
116AQI
115AQI
109AQI
111AQI
111AQI
129AQI
132AQI
128AQI
134AQI
128AQI
146AQI
128AQI
118AQI
108AQI
105AQI
107AQI
106AQI
113AQI
93AQI
102AQI
88AQI
99AQI
117AQI
123AQI
114AQI
110AQI
121AQI
121AQI
117AQI
114AQI
115AQI
109AQI
104AQI
113AQI
110AQI
105AQI
94AQI
89AQI
77AQI
80AQI
80AQI
81AQI
95AQI
90AQI
88AQI
93AQI
84AQI
80AQI
93AQI
94AQI
95AQI
99AQI
103AQI
95AQI
90AQI
82AQI
88AQI
97AQI
80AQI
86AQI
79AQI
77AQI
78AQI
81AQI
79AQI
80AQI
87AQI
93AQI
94AQI
108AQI
108AQI
98AQI
98AQI
94AQI
88AQI
85AQI
80AQI
75AQI
67AQI
68AQI
66AQI
74AQI
72AQI
73AQI
69AQI
69AQI
77AQI
70AQI
77AQI
71AQI
80AQI
91AQI
102AQI
92AQI
82AQI
82AQI
92AQI
101AQI
109AQI
102AQI
101AQI
90AQI
80AQI
77AQI
82AQI
78AQI
67AQI
65AQI
67AQI
67AQI
70AQI
75AQI
74AQI
75AQI
73AQI
75AQI
68AQI
67AQI
70AQI
69AQI
70AQI
69AQI
65AQI
64AQI
67AQI
67AQI
64AQI
62AQI
61AQI
62AQI
62AQI
64AQI
68AQI
70AQI
66AQI
65AQI
65AQI
66AQI
69AQI
74AQI
70AQI
73AQI
71AQI
72AQI
72AQI
67AQI
64AQI
63AQI
64AQI
63AQI
64AQI
69AQI
74AQI
77AQI
77AQI
78AQI
79AQI
79AQI
80AQI
76AQI
69AQI
68AQI
69AQI
75AQI
66AQI
64AQI
60AQI
60AQI
60AQI
58AQI
59AQI
60AQI
64AQI
69AQI
66AQI
64AQI
64AQI
66AQI
66AQI
64AQI
65AQI
65AQI
67AQI
69AQI
64AQI
65AQI
65AQI
64AQI
71AQI
74AQI
79AQI
84AQI
87AQI
83AQI
80AQI
81AQI
76AQI
76AQI
72AQI
69AQI
74AQI
77AQI
83AQI
89AQI
88AQI
86AQI
82AQI
77AQI
78AQI
70AQI
71AQI
59AQI
85AQI
78AQI
55AQI
60AQI
77AQI
73AQI
78AQI
103AQI
103AQI
120AQI
126AQI
120AQI
131AQI
157AQI
164AQI
139AQI
116AQI
93AQI
81AQI
80AQI
67AQI
68AQI
76AQI
99AQI
No. of days
202598AQI
Highest AQI recorded in
January164AQI
Lowest AQI recorded in
July67AQI
2024115AQI
Highest AQI recorded in
January224AQI
Lowest AQI recorded in
May49AQI
2023102AQI
Highest AQI recorded in
December170AQI
Lowest AQI recorded in
July46AQI
202298AQI
Highest AQI recorded in
December159AQI
Lowest AQI recorded in
August43AQI
2021100AQI
Highest AQI recorded in
January169AQI
Lowest AQI recorded in
September48AQI
2020168AQI
Highest AQI recorded in
December192AQI
Lowest AQI recorded in
October121AQI
Most & Least Polluted Years Over the Last 6 Years
Haldia's annual 2025 AQI (98) shows an average percentage change of -12.4% (improved AQI) compared to previous years: 2020 (168), 2021 (100), 2022 (98), 2023 (102), 2024 (115).