Simara, Birganj, Narayani, Nepal Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
November Air Quality Analysis
Simara, Birganj, Narayani, Nepal
AQI Trends: Highest and Lowest
Same Day Analysis (11th November ):
On this day, AQI across the 3 years varied significantly: 2025 ranks 2nd highest AQI at 132 of Poor air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 11th Nov - 12th Nov 2025
Simara, Birganj, Narayani, Nepal
6 AM11th Nov 2025
5 PM
5 AM12th Nov 2025
AQI
AQI
284AQI
119AQI
In the last 24 hours,
Simara's AQI reached its highest point of 284 at 11 PM during the Night, while the lowest point, 119, was recorded at 6 AM during the Night between 11th Nov and 12th Nov 2025.
Day & Night AQI Trend : Oct - Nov 2025
Simara, Birganj, Narayani, Nepal
23°C19/30°C
23°C19/30°C
24°C20/30°C
24°C20/30°C
26°C21/31°C
26°C22/31°C
26°C22/31°C
25°C22/31°C
25°C21/31°C
25°C20/31°C
26°C22/31°C
26°C22/31°C
26°C22/31°C
25°C20/31°C
25°C20/30°C
26°C23/31°C
26°C22/31°C
26°C22/30°C
22°C21/24°C
23°C21/26°C
24°C21/28°C
23°C19/28°C
24°C20/28°C
24°C21/30°C
24°C20/29°C
22°C19/28°C
22°C18/27°C
22°C17/27°C
21°C17/26°C
--°C/°C
--°C/°C
138AQI
120AQI
169AQI
141AQI
2025 Days Vs Air Quality
Simara, Birganj, Narayani, Nepal
54%
171
36%
113
8%
26
2%
5
Total number of days with different AQI categories in last 315 days in 2025 (50 days remaining)
Under WHO’s Safe Air Quality Limits: 0%
Health Risk Level:
Extreme
In 2025, 0% of 315 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
Simara, Birganj, Narayani, Nepal
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
167AQI
158AQI
169AQI
156AQI
147AQI
159AQI
149AQI
140AQI
161AQI
164AQI
164AQI
169AQI
149AQI
151AQI
132AQI
133AQI
141AQI
139AQI
144AQI
138AQI
148AQI
143AQI
149AQI
142AQI
137AQI
142AQI
159AQI
160AQI
167AQI
165AQI
161AQI
155AQI
149AQI
137AQI
148AQI
144AQI
137AQI
123AQI
128AQI
139AQI
140AQI
145AQI
134AQI
114AQI
137AQI
153AQI
150AQI
155AQI
159AQI
149AQI
134AQI
142AQI
131AQI
117AQI
120AQI
129AQI
131AQI
134AQI
147AQI
128AQI
110AQI
106AQI
101AQI
95AQI
94AQI
121AQI
115AQI
128AQI
133AQI
139AQI
140AQI
131AQI
134AQI
105AQI
128AQI
103AQI
104AQI
109AQI
125AQI
118AQI
115AQI
112AQI
122AQI
132AQI
134AQI
137AQI
125AQI
110AQI
109AQI
106AQI
106AQI
115AQI
115AQI
117AQI
119AQI
120AQI
125AQI
116AQI
114AQI
98AQI
93AQI
86AQI
91AQI
82AQI
94AQI
98AQI
98AQI
93AQI
83AQI
105AQI
120AQI
118AQI
119AQI
117AQI
117AQI
126AQI
128AQI
96AQI
94AQI
93AQI
92AQI
90AQI
104AQI
95AQI
93AQI
89AQI
94AQI
93AQI
96AQI
100AQI
98AQI
92AQI
99AQI
105AQI
128AQI
118AQI
105AQI
97AQI
95AQI
93AQI
84AQI
78AQI
80AQI
88AQI
76AQI
79AQI
72AQI
79AQI
77AQI
74AQI
95AQI
95AQI
104AQI
97AQI
93AQI
91AQI
92AQI
98AQI
109AQI
117AQI
127AQI
124AQI
114AQI
102AQI
101AQI
95AQI
90AQI
81AQI
80AQI
76AQI
69AQI
71AQI
77AQI
77AQI
83AQI
81AQI
74AQI
71AQI
74AQI
74AQI
76AQI
71AQI
68AQI
68AQI
68AQI
70AQI
67AQI
65AQI
67AQI
64AQI
63AQI
65AQI
69AQI
73AQI
68AQI
66AQI
62AQI
64AQI
64AQI
67AQI
72AQI
73AQI
74AQI
79AQI
79AQI
75AQI
68AQI
66AQI
65AQI
63AQI
66AQI
69AQI
70AQI
77AQI
69AQI
65AQI
73AQI
73AQI
79AQI
78AQI
74AQI
75AQI
75AQI
79AQI
75AQI
67AQI
66AQI
68AQI
72AQI
68AQI
65AQI
66AQI
70AQI
70AQI
69AQI
63AQI
65AQI
68AQI
78AQI
78AQI
78AQI
78AQI
74AQI
72AQI
67AQI
67AQI
65AQI
69AQI
73AQI
74AQI
75AQI
78AQI
81AQI
84AQI
87AQI
93AQI
88AQI
83AQI
79AQI
77AQI
75AQI
78AQI
80AQI
91AQI
96AQI
97AQI
95AQI
77AQI
65AQI
64AQI
64AQI
64AQI
73AQI
68AQI
54AQI
56AQI
63AQI
78AQI
59AQI
78AQI
89AQI
92AQI
86AQI
94AQI
105AQI
99AQI
104AQI
100AQI
107AQI
115AQI
119AQI
128AQI
112AQI
161AQI
219AQI
163AQI
146AQI
141AQI
144AQI
152AQI
114AQI
109AQI
100AQI
59AQI
66AQI
121AQI
207AQI
212AQI
169AQI
171AQI
218AQI
182AQI
196AQI
238AQI
132AQI
152AQI
139AQI
118AQI
107AQI
92AQI
90AQI
68AQI
72AQI
78AQI
107AQI
174AQI
No. of days
2025105AQI
Highest AQI recorded in
November174AQI
Lowest AQI recorded in
July68AQI
2024111AQI
Highest AQI recorded in
December147AQI
Lowest AQI recorded in
October63AQI
2023156AQI
Highest AQI recorded in
November157AQI
Lowest AQI recorded in
December156AQI
202153AQI
Highest AQI recorded in
October53AQI
Lowest AQI recorded in
October53AQI
Most & Least Polluted Years Over the Last 4 Years
Simara's annual 2025 AQI (105) shows an average percentage change of 19.3% (worsened AQI) compared to previous years: 2021 (53), 2023 (156), 2024 (111).