Darkhan, Darkhan Uul Aimag, Mongolia Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
September Air Quality Analysis
Darkhan, Darkhan Uul Aimag, Mongolia
AQI Trends: Highest and Lowest
Same Day Analysis (27th September):
On this day, AQI across the 3 years varied significantly: 2026 ranks 2nd highest AQI at 27 of Good air quality, showing improvement over 2025 on the same day.
Day & Night AQI Trend: 26th Sep - 27th Sep 2026
Darkhan, Darkhan Uul Aimag, Mongolia
6 AM26th Sep 2026
7 PM
5 AM27th Sep 2026
38AQI
12AQI
29AQI
23AQI
In the last 24 hours,
Darkhan's AQI reached its highest point of 38 at 8 AM during the Day, while the lowest point, 12, was recorded at 4 PM during the Day between 26th Sep and 27th Sep 2026.
Day & Night AQI Trend : Aug - Sep 2026
Darkhan, Darkhan Uul Aimag, Mongolia
15°C10/21°C
15°C9/22°C
19°C13/24°C
21°C16/27°C
16°C10/22°C
14°C8/19°C
8°C4/12°C
9°C4/14°C
10°C4/14°C
11°C6/16°C
13°C8/19°C
12°C7/18°C
15°C10/20°C
15°C10/18°C
12°C9/16°C
12°C7/16°C
15°C9/21°C
17°C12/24°C
18°C15/24°C
13°C7/16°C
13°C8/17°C
14°C8/19°C
12°C4/16°C
14°C9/18°C
9°C6/15°C
9°C3/14°C
10°C4/13°C
10°C5/15°C
7°C2/12°C
7°C-1/16°C
36AQI
29AQI
38AQI
31AQI
2026 Days Vs Air Quality
Darkhan, Darkhan Uul Aimag, Mongolia
74%
197
11%
29
14%
38
1%
3
Total number of days with different AQI categories in last 270 days in 2026 (95 days remaining)
Under WHO’s Safe Air Quality Limits: 74%
Health Risk Level:
Low
In 2026, 74% of 270 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
Darkhan, Darkhan Uul Aimag, Mongolia
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
153AQI (US)
150AQI (US)
134AQI (US)
121AQI (US)
133AQI (US)
132AQI (US)
107AQI (US)
104AQI (US)
125AQI (US)
72AQI (US)
55AQI (US)
88AQI (US)
122AQI (US)
54AQI (US)
43AQI (US)
104AQI (US)
116AQI (US)
109AQI (US)
121AQI (US)
142AQI (US)
152AQI (US)
139AQI (US)
142AQI (US)
140AQI (US)
143AQI (US)
132AQI (US)
121AQI (US)
123AQI (US)
138AQI (US)
129AQI (US)
145AQI (US)
152AQI (US)
118AQI (US)
106AQI (US)
51AQI (US)
48AQI (US)
88AQI (US)
131AQI (US)
142AQI (US)
138AQI (US)
115AQI (US)
123AQI (US)
119AQI (US)
91AQI (US)
46AQI (US)
30AQI (US)
37AQI (US)
34AQI (US)
26AQI (US)
18AQI (US)
32AQI (US)
21AQI (US)
40AQI (US)
68AQI (US)
66AQI (US)
29AQI (US)
60AQI (US)
65AQI (US)
75AQI (US)
76AQI (US)
54AQI (US)
50AQI (US)
96AQI (US)
106AQI (US)
101AQI (US)
124AQI (US)
65AQI (US)
60AQI (US)
73AQI (US)
28AQI (US)
37AQI (US)
35AQI (US)
16AQI (US)
29AQI (US)
22AQI (US)
18AQI (US)
21AQI (US)
40AQI (US)
83AQI (US)
46AQI (US)
25AQI (US)
27AQI (US)
30AQI (US)
38AQI (US)
27AQI (US)
41AQI (US)
24AQI (US)
27AQI (US)
16AQI (US)
26AQI (US)
36AQI (US)
16AQI (US)
21AQI (US)
30AQI (US)
22AQI (US)
29AQI (US)
19AQI (US)
23AQI (US)
21AQI (US)
18AQI (US)
23AQI (US)
25AQI (US)
28AQI (US)
17AQI (US)
22AQI (US)
24AQI (US)
20AQI (US)
29AQI (US)
41AQI (US)
16AQI (US)
22AQI (US)
32AQI (US)
21AQI (US)
19AQI (US)
33AQI (US)
25AQI (US)
22AQI (US)
21AQI (US)
36AQI (US)
45AQI (US)
32AQI (US)
27AQI (US)
16AQI (US)
20AQI (US)
20AQI (US)
25AQI (US)
30AQI (US)
26AQI (US)
21AQI (US)
34AQI (US)
30AQI (US)
47AQI (US)
93AQI (US)
90AQI (US)
83AQI (US)
88AQI (US)
112AQI (US)
134AQI (US)
117AQI (US)
84AQI (US)
83AQI (US)
89AQI (US)
68AQI (US)
22AQI (US)
24AQI (US)
46AQI (US)
52AQI (US)
21AQI (US)
23AQI (US)
22AQI (US)
18AQI (US)
27AQI (US)
30AQI (US)
28AQI (US)
34AQI (US)
14AQI (US)
24AQI (US)
42AQI (US)
49AQI (US)
38AQI (US)
20AQI (US)
16AQI (US)
16AQI (US)
17AQI (US)
26AQI (US)
24AQI (US)
14AQI (US)
20AQI (US)
22AQI (US)
18AQI (US)
17AQI (US)
32AQI (US)
27AQI (US)
18AQI (US)
31AQI (US)
30AQI (US)
27AQI (US)
40AQI (US)
26AQI (US)
26AQI (US)
33AQI (US)
46AQI (US)
40AQI (US)
26AQI (US)
35AQI (US)
37AQI (US)
64AQI (US)
32AQI (US)
18AQI (US)
28AQI (US)
30AQI (US)
30AQI (US)
27AQI (US)
38AQI (US)
33AQI (US)
43AQI (US)
30AQI (US)
31AQI (US)
30AQI (US)
28AQI (US)
25AQI (US)
30AQI (US)
32AQI (US)
29AQI (US)
31AQI (US)
33AQI (US)
34AQI (US)
21AQI (US)
24AQI (US)
34AQI (US)
34AQI (US)
40AQI (US)
45AQI (US)
50AQI (US)
37AQI (US)
36AQI (US)
27AQI (US)
30AQI (US)
40AQI (US)
29AQI (US)
29AQI (US)
36AQI (US)
29AQI (US)
35AQI (US)
33AQI (US)
30AQI (US)
42AQI (US)
34AQI (US)
34AQI (US)
29AQI (US)
33AQI (US)
27AQI (US)
31AQI (US)
29AQI (US)
32AQI (US)
41AQI (US)
42AQI (US)
39AQI (US)
23AQI (US)
27AQI (US)
26AQI (US)
27AQI (US)
47AQI (US)
42AQI (US)
40AQI (US)
39AQI (US)
28AQI (US)
22AQI (US)
27AQI (US)
29AQI (US)
27AQI (US)
38AQI (US)
27AQI (US)
26AQI (US)
36AQI (US)
28AQI (US)
34AQI (US)
40AQI (US)
41AQI (US)
36AQI (US)
37AQI (US)
39AQI (US)
36AQI (US)
34AQI (US)
37AQI (US)
23AQI (US)
27AQI (US)
119AQI (US)
74AQI (US)
47AQI (US)
24AQI (US)
54AQI (US)
25AQI (US)
32AQI (US)
34AQI (US)
33AQI (US)
No. of days
202649AQI (US)
Highest AQI (US) recorded in
January119AQI (US)
Lowest AQI (US) recorded in
April24AQI (US)
202582AQI (US)
Highest AQI (US) recorded in
January159AQI (US)
Lowest AQI (US) recorded in
August49AQI (US)
202491AQI (US)
Highest AQI (US) recorded in
January180AQI (US)
Lowest AQI (US) recorded in
June45AQI (US)
2023112AQI (US)
Highest AQI (US) recorded in
December208AQI (US)
Lowest AQI (US) recorded in
June16AQI (US)
2022109AQI (US)
Highest AQI (US) recorded in
December122AQI (US)
Lowest AQI (US) recorded in
October76AQI (US)
Most & Least Polluted Years Over the Last 5 Years
Darkhan's annual 2026 AQI (US) (49) shows an average percentage change of -49.4% (improved AQI (US)) compared to previous years: 2022 (109), 2023 (112), 2024 (91), 2025 (82).