Chitwan, Bharatpur, Narayani, Nepal 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
Chitwan, Bharatpur, Narayani, Nepal
AQI Trends: Highest and Lowest
Same Day Analysis (3rd August ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 1st highest AQI at 71 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Chitwan, Bharatpur, Narayani, Nepal
5 AM3rd Aug 2025
7 PM
4 AM4th Aug 2025
AQI
AQI
72AQI
62AQI
In the last 24 hours,
Chitwan's AQI reached its highest point of 72 at 12 PM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Chitwan, Bharatpur, Narayani, Nepal
28°C25/32°C
28°C23/34°C
28°C24/34°C
28°C25/32°C
26°C24/28°C
27°C22/32°C
28°C24/32°C
30°C25/35°C
31°C27/37°C
29°C23/36°C
26°C23/29°C
26°C22/30°C
28°C22/34°C
29°C24/35°C
30°C24/36°C
26°C24/28°C
29°C25/35°C
30°C24/35°C
31°C25/36°C
31°C24/38°C
30°C25/38°C
28°C24/33°C
28°C23/33°C
25°C23/26°C
25°C22/28°C
27°C22/32°C
27°C23/31°C
28°C24/32°C
26°C23/30°C
--°C/°C
--°C/°C
66AQI
66AQI
68AQI
68AQI
2025 Days Vs Air Quality
Chitwan, Bharatpur, Narayani, Nepal
53%
114
43%
92
4%
9
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Under WHO’s Safe Air Quality Limits: 0%
Health Risk Level:
Extreme
In 2025, 0% of 215 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
Chitwan, Bharatpur, Narayani, Nepal
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
172AQI
142AQI
166AQI
151AQI
135AQI
149AQI
132AQI
134AQI
147AQI
152AQI
175AQI
137AQI
143AQI
138AQI
125AQI
132AQI
132AQI
119AQI
123AQI
132AQI
139AQI
142AQI
143AQI
138AQI
132AQI
135AQI
150AQI
152AQI
160AQI
153AQI
144AQI
136AQI
140AQI
121AQI
134AQI
129AQI
119AQI
106AQI
120AQI
129AQI
132AQI
132AQI
120AQI
96AQI
132AQI
157AQI
133AQI
143AQI
148AQI
132AQI
129AQI
117AQI
116AQI
100AQI
105AQI
104AQI
111AQI
113AQI
124AQI
108AQI
101AQI
95AQI
93AQI
83AQI
83AQI
104AQI
107AQI
114AQI
116AQI
121AQI
119AQI
110AQI
118AQI
85AQI
115AQI
97AQI
102AQI
100AQI
112AQI
105AQI
99AQI
99AQI
111AQI
122AQI
127AQI
130AQI
118AQI
98AQI
98AQI
100AQI
103AQI
112AQI
111AQI
105AQI
107AQI
116AQI
119AQI
119AQI
113AQI
90AQI
86AQI
79AQI
88AQI
80AQI
90AQI
97AQI
91AQI
91AQI
83AQI
91AQI
112AQI
105AQI
111AQI
115AQI
115AQI
120AQI
131AQI
99AQI
94AQI
86AQI
84AQI
90AQI
104AQI
90AQI
88AQI
93AQI
89AQI
92AQI
95AQI
101AQI
90AQI
89AQI
90AQI
97AQI
126AQI
105AQI
98AQI
92AQI
89AQI
88AQI
82AQI
75AQI
79AQI
82AQI
74AQI
77AQI
73AQI
76AQI
77AQI
74AQI
89AQI
91AQI
97AQI
95AQI
90AQI
87AQI
87AQI
95AQI
104AQI
113AQI
113AQI
114AQI
108AQI
93AQI
95AQI
95AQI
88AQI
79AQI
77AQI
75AQI
71AQI
72AQI
74AQI
76AQI
77AQI
76AQI
72AQI
69AQI
72AQI
73AQI
75AQI
69AQI
66AQI
67AQI
64AQI
64AQI
67AQI
63AQI
67AQI
64AQI
64AQI
65AQI
68AQI
71AQI
67AQI
62AQI
59AQI
60AQI
61AQI
63AQI
67AQI
70AQI
73AQI
80AQI
79AQI
75AQI
67AQI
66AQI
66AQI
62AQI
62AQI
67AQI
70AQI
75AQI
71AQI
143AQI
124AQI
106AQI
102AQI
89AQI
87AQI
67AQI
72AQI
No. of days
2025102AQI
Highest AQI recorded in
January143AQI
Lowest AQI recorded in
July67AQI
2024102AQI
Highest AQI recorded in
December142AQI
Lowest AQI recorded in
August62AQI
2023139AQI
Highest AQI recorded in
December143AQI
Lowest AQI recorded in
November107AQI
202150AQI
Highest AQI recorded in
June50AQI
Lowest AQI recorded in
June50AQI
Most & Least Polluted Years Over the Last 4 Years
Chitwan's annual 2025 AQI (102) shows an average percentage change of 25.6% (worsened AQI) compared to previous years: 2021 (50), 2023 (139), 2024 (102).