Kathmandu, Bagmati, Nepal 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
Kathmandu, Bagmati, Nepal
AQI Trends: Highest and Lowest
Same Day Analysis (2nd October):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 47 of Good air quality, showing improvement over 2025 and 2023 on the same day.
Day & Night AQI Trend: 1st Oct - 2nd Oct 2026
Kathmandu, Bagmati, Nepal
5 AM1st Oct 2026
6 PM
4 AM2nd Oct 2026
57AQI
29AQI
72AQI
34AQI
In the last 24 hours,
Kathmandu's AQI reached its highest point of 72 at 7 PM during the Night, while the lowest point, 29, was recorded at 4 PM during the Day between 1st Oct and 2nd Oct 2026.
Day & Night AQI Trend : Sep - Oct 2026
Kathmandu, Bagmati, Nepal
21°C18/24°C
21°C19/24°C
21°C19/24°C
21°C18/24°C
21°C18/25°C
21°C18/26°C
21°C18/25°C
21°C19/25°C
22°C18/26°C
21°C18/25°C
21°C18/24°C
19°C18/23°C
20°C17/24°C
19°C16/24°C
20°C16/24°C
19°C17/24°C
20°C16/25°C
21°C17/26°C
21°C17/25°C
21°C17/26°C
20°C17/25°C
17°C16/18°C
16°C16/16°C
18°C16/24°C
17°C16/22°C
19°C15/25°C
20°C16/25°C
20°C16/24°C
19°C17/24°C
19°C17/23°C
50AQI
26AQI
47AQI
30AQI
2026 Days Vs Air Quality
Kathmandu, Bagmati, Nepal
50%
135
29%
78
21%
58
0.3%
1
Total number of days with different AQI categories in last 276 days in 2026 (89 days remaining)
Under WHO’s Safe Air Quality Limits: 50%
Health Risk Level:
Considerable
In 2026, 50% of 276 days were within WHO’s safe air quality limits, and 50% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.
Annual Air Quality Insights
Kathmandu, Bagmati, Nepal
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
75AQI (US)
77AQI (US)
72AQI (US)
67AQI (US)
65AQI (US)
76AQI (US)
56AQI (US)
46AQI (US)
47AQI (US)
50AQI (US)
53AQI (US)
87AQI (US)
146AQI (US)
136AQI (US)
131AQI (US)
127AQI (US)
131AQI (US)
134AQI (US)
132AQI (US)
122AQI (US)
126AQI (US)
109AQI (US)
106AQI (US)
92AQI (US)
99AQI (US)
97AQI (US)
88AQI (US)
120AQI (US)
83AQI (US)
86AQI (US)
85AQI (US)
108AQI (US)
118AQI (US)
104AQI (US)
104AQI (US)
93AQI (US)
96AQI (US)
118AQI (US)
124AQI (US)
116AQI (US)
120AQI (US)
122AQI (US)
125AQI (US)
108AQI (US)
115AQI (US)
108AQI (US)
115AQI (US)
117AQI (US)
113AQI (US)
114AQI (US)
95AQI (US)
82AQI (US)
97AQI (US)
108AQI (US)
107AQI (US)
97AQI (US)
111AQI (US)
118AQI (US)
120AQI (US)
99AQI (US)
102AQI (US)
114AQI (US)
105AQI (US)
117AQI (US)
121AQI (US)
118AQI (US)
140AQI (US)
137AQI (US)
128AQI (US)
128AQI (US)
127AQI (US)
112AQI (US)
79AQI (US)
75AQI (US)
56AQI (US)
49AQI (US)
68AQI (US)
79AQI (US)
84AQI (US)
46AQI (US)
50AQI (US)
61AQI (US)
68AQI (US)
78AQI (US)
77AQI (US)
69AQI (US)
46AQI (US)
55AQI (US)
59AQI (US)
63AQI (US)
56AQI (US)
64AQI (US)
74AQI (US)
68AQI (US)
60AQI (US)
66AQI (US)
68AQI (US)
85AQI (US)
63AQI (US)
82AQI (US)
76AQI (US)
68AQI (US)
72AQI (US)
84AQI (US)
82AQI (US)
83AQI (US)
84AQI (US)
87AQI (US)
79AQI (US)
66AQI (US)
125AQI (US)
121AQI (US)
101AQI (US)
95AQI (US)
76AQI (US)
73AQI (US)
48AQI (US)
39AQI (US)
43AQI (US)
42AQI (US)
40AQI (US)
37AQI (US)
39AQI (US)
30AQI (US)
35AQI (US)
33AQI (US)
39AQI (US)
48AQI (US)
62AQI (US)
54AQI (US)
46AQI (US)
60AQI (US)
130AQI (US)
135AQI (US)
138AQI (US)
123AQI (US)
154AQI (US)
128AQI (US)
109AQI (US)
123AQI (US)
109AQI (US)
119AQI (US)
56AQI (US)
41AQI (US)
41AQI (US)
34AQI (US)
46AQI (US)
53AQI (US)
49AQI (US)
47AQI (US)
42AQI (US)
44AQI (US)
46AQI (US)
27AQI (US)
27AQI (US)
41AQI (US)
26AQI (US)
61AQI (US)
32AQI (US)
31AQI (US)
44AQI (US)
40AQI (US)
39AQI (US)
38AQI (US)
43AQI (US)
34AQI (US)
53AQI (US)
46AQI (US)
46AQI (US)
41AQI (US)
49AQI (US)
41AQI (US)
41AQI (US)
44AQI (US)
44AQI (US)
35AQI (US)
45AQI (US)
38AQI (US)
40AQI (US)
33AQI (US)
19AQI (US)
16AQI (US)
16AQI (US)
15AQI (US)
12AQI (US)
22AQI (US)
22AQI (US)
38AQI (US)
30AQI (US)
11AQI (US)
13AQI (US)
12AQI (US)
7AQI (US)
24AQI (US)
27AQI (US)
45AQI (US)
57AQI (US)
38AQI (US)
19AQI (US)
18AQI (US)
20AQI (US)
19AQI (US)
17AQI (US)
25AQI (US)
29AQI (US)
25AQI (US)
25AQI (US)
26AQI (US)
37AQI (US)
43AQI (US)
45AQI (US)
51AQI (US)
75AQI (US)
67AQI (US)
64AQI (US)
50AQI (US)
25AQI (US)
29AQI (US)
26AQI (US)
27AQI (US)
30AQI (US)
32AQI (US)
26AQI (US)
55AQI (US)
57AQI (US)
41AQI (US)
52AQI (US)
51AQI (US)
31AQI (US)
28AQI (US)
32AQI (US)
62AQI (US)
49AQI (US)
37AQI (US)
29AQI (US)
26AQI (US)
27AQI (US)
34AQI (US)
24AQI (US)
27AQI (US)
20AQI (US)
22AQI (US)
26AQI (US)
32AQI (US)
25AQI (US)
31AQI (US)
31AQI (US)
32AQI (US)
26AQI (US)
27AQI (US)
24AQI (US)
24AQI (US)
26AQI (US)
27AQI (US)
32AQI (US)
45AQI (US)
43AQI (US)
40AQI (US)
44AQI (US)
54AQI (US)
48AQI (US)
42AQI (US)
34AQI (US)
27AQI (US)
21AQI (US)
21AQI (US)
27AQI (US)
40AQI (US)
43AQI (US)
39AQI (US)
44AQI (US)
47AQI (US)
94AQI (US)
110AQI (US)
87AQI (US)
77AQI (US)
72AQI (US)
41AQI (US)
24AQI (US)
40AQI (US)
32AQI (US)
46AQI (US)
No. of days
202664AQI (US)
Highest AQI (US) recorded in
February110AQI (US)
Lowest AQI (US) recorded in
July24AQI (US)
202586AQI (US)
Highest AQI (US) recorded in
January119AQI (US)
Lowest AQI (US) recorded in
August58AQI (US)
2024108AQI (US)
Highest AQI (US) recorded in
April158AQI (US)
Lowest AQI (US) recorded in
August52AQI (US)
2023118AQI (US)
Highest AQI (US) recorded in
January169AQI (US)
Lowest AQI (US) recorded in
August60AQI (US)
2022143AQI (US)
Highest AQI (US) recorded in
February155AQI (US)
Lowest AQI (US) recorded in
October133AQI (US)
2021137AQI (US)
Highest AQI (US) recorded in
November137AQI (US)
Lowest AQI (US) recorded in
November137AQI (US)
Most & Least Polluted Years Over the Last 6 Years
Kathmandu's annual 2026 AQI (US) (64) shows an average percentage change of -44.1% (improved AQI (US)) compared to previous years: 2021 (137), 2022 (143), 2023 (118), 2024 (108), 2025 (86).