Deo, Bihar, 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
Deo, Bihar, India
AQI Trends: Highest and Lowest
Same Day Analysis (1st August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 77 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 1st Aug - 2nd Aug 2025
Deo, Bihar, India
5 AM1st Aug 2025
6 PM
4 AM2nd Aug 2025
86AQI
62AQI
80AQI
68AQI
In the last 24 hours,
Deo's AQI reached its highest point of 86 at 4 PM during the Day, while the lowest point, 62, was recorded at 9 AM during the Day between 1st Aug and 2nd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Deo, Bihar, India
32°C28/35°C
32°C29/36°C
32°C29/36°C
32°C29/35°C
31°C28/35°C
32°C29/36°C
30°C27/34°C
29°C27/33°C
30°C26/34°C
32°C28/36°C
33°C29/38°C
31°C28/34°C
30°C28/33°C
26°C25/27°C
29°C26/34°C
32°C27/36°C
33°C30/36°C
31°C29/34°C
32°C28/37°C
33°C29/37°C
34°C30/38°C
34°C30/38°C
32°C30/34°C
30°C27/34°C
30°C26/34°C
29°C27/31°C
29°C27/32°C
30°C26/33°C
30°C27/34°C
29°C26/33°C
--°C/°C
64AQI
55AQI
64AQI
64AQI
2025 Days Vs Air Quality
Deo, Bihar, India
37%
78
54%
114
10%
21
Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)
Under WHO’s Safe Air Quality Limits: 0%
Health Risk Level:
Extreme
In 2025, 0% of 214 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
Deo, Bihar, India
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
154AQI
149AQI
167AQI
168AQI
164AQI
166AQI
159AQI
146AQI
156AQI
157AQI
153AQI
165AQI
161AQI
161AQI
151AQI
151AQI
160AQI
147AQI
145AQI
136AQI
148AQI
147AQI
160AQI
158AQI
138AQI
137AQI
147AQI
149AQI
144AQI
178AQI
160AQI
163AQI
160AQI
145AQI
132AQI
133AQI
128AQI
115AQI
125AQI
124AQI
139AQI
130AQI
113AQI
126AQI
130AQI
120AQI
133AQI
140AQI
144AQI
127AQI
134AQI
150AQI
138AQI
127AQI
104AQI
116AQI
125AQI
124AQI
138AQI
137AQI
123AQI
109AQI
103AQI
106AQI
95AQI
103AQI
103AQI
114AQI
135AQI
150AQI
138AQI
134AQI
134AQI
122AQI
140AQI
122AQI
119AQI
115AQI
118AQI
110AQI
107AQI
124AQI
128AQI
131AQI
140AQI
142AQI
138AQI
123AQI
120AQI
122AQI
123AQI
130AQI
128AQI
131AQI
136AQI
137AQI
145AQI
140AQI
144AQI
127AQI
101AQI
124AQI
109AQI
111AQI
101AQI
114AQI
115AQI
105AQI
106AQI
127AQI
131AQI
142AQI
137AQI
135AQI
126AQI
125AQI
126AQI
94AQI
104AQI
107AQI
101AQI
94AQI
105AQI
100AQI
92AQI
90AQI
106AQI
104AQI
106AQI
103AQI
107AQI
105AQI
128AQI
121AQI
128AQI
123AQI
112AQI
96AQI
94AQI
96AQI
93AQI
87AQI
82AQI
86AQI
80AQI
82AQI
77AQI
88AQI
76AQI
71AQI
82AQI
94AQI
105AQI
98AQI
91AQI
85AQI
95AQI
94AQI
107AQI
107AQI
106AQI
94AQI
89AQI
83AQI
84AQI
88AQI
87AQI
75AQI
72AQI
71AQI
70AQI
72AQI
71AQI
73AQI
70AQI
70AQI
66AQI
65AQI
64AQI
64AQI
68AQI
63AQI
63AQI
62AQI
64AQI
62AQI
62AQI
61AQI
60AQI
57AQI
58AQI
59AQI
62AQI
64AQI
60AQI
58AQI
57AQI
58AQI
59AQI
62AQI
65AQI
67AQI
70AQI
72AQI
70AQI
66AQI
62AQI
63AQI
61AQI
59AQI
61AQI
69AQI
77AQI
154AQI
132AQI
123AQI
123AQI
97AQI
83AQI
62AQI
77AQI
No. of days
2025110AQI
Highest AQI recorded in
January154AQI
Lowest AQI recorded in
July62AQI
2024107AQI
Highest AQI recorded in
January167AQI
Lowest AQI recorded in
August52AQI
2023125AQI
Highest AQI recorded in
January209AQI
Lowest AQI recorded in
July65AQI
2022127AQI
Highest AQI recorded in
December217AQI
Lowest AQI recorded in
July73AQI
2021103AQI
Highest AQI recorded in
December154AQI
Lowest AQI recorded in
May58AQI
2020149AQI
Highest AQI recorded in
December159AQI
Lowest AQI recorded in
October118AQI
Most & Least Polluted Years Over the Last 6 Years
Deo's annual 2025 AQI (110) shows an average percentage change of -8.3% (improved AQI) compared to previous years: 2020 (149), 2021 (103), 2022 (127), 2023 (125), 2024 (107).