Choibalsan, Dornod, 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
Choibalsan, Dornod, Mongolia
AQI Trends: Highest and Lowest
Same Day Analysis (27th September):
On this day, AQI across the 4 years varied significantly: 2026 ranks 2nd highest AQI at 31 of Good air quality, showing improvement over 2023 on the same day.
Day & Night AQI Trend: 27th Sep - 28th Sep 2026
Choibalsan, Dornod, Mongolia
5 AM27th Sep 2026
6 PM
4 AM28th Sep 2026
32AQI
20AQI
46AQI
21AQI
In the last 24 hours,
Choibalsan's AQI reached its highest point of 46 at 11 PM during the Night, while the lowest point, 20, was recorded at 3 PM during the Day between 27th Sep and 28th Sep 2026.
Day & Night AQI Trend : Aug - Sep 2026
Choibalsan, Dornod, Mongolia
10°C7/17°C
15°C9/19°C
19°C14/23°C
20°C12/26°C
24°C17/30°C
21°C9/26°C
11°C7/19°C
10°C5/16°C
11°C6/15°C
12°C7/18°C
14°C8/17°C
16°C10/21°C
16°C11/19°C
9°C3/14°C
10°C4/16°C
13°C7/21°C
15°C9/20°C
21°C15/28°C
23°C17/28°C
14°C7/19°C
12°C7/17°C
12°C5/17°C
9°C2/16°C
10°C4/15°C
8°C2/15°C
9°C4/12°C
9°C3/15°C
11°C5/14°C
6°C0/11°C
8°C1/16°C
36AQI
27AQI
39AQI
32AQI
2026 Days Vs Air Quality
Choibalsan, Dornod, Mongolia
86%
230
13%
35
0.7%
2
Total number of days with different AQI categories in last 271 days in 2026 (94 days remaining)
Under WHO’s Safe Air Quality Limits: 86%
Health Risk Level:
Low
In 2026, 86% of 271 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
Choibalsan, Dornod, Mongolia
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
65AQI (US)
68AQI (US)
69AQI (US)
42AQI (US)
44AQI (US)
13AQI (US)
39AQI (US)
45AQI (US)
30AQI (US)
13AQI (US)
36AQI (US)
37AQI (US)
54AQI (US)
54AQI (US)
44AQI (US)
14AQI (US)
28AQI (US)
29AQI (US)
32AQI (US)
34AQI (US)
46AQI (US)
60AQI (US)
67AQI (US)
66AQI (US)
52AQI (US)
19AQI (US)
55AQI (US)
50AQI (US)
65AQI (US)
54AQI (US)
58AQI (US)
70AQI (US)
30AQI (US)
18AQI (US)
81AQI (US)
30AQI (US)
27AQI (US)
39AQI (US)
51AQI (US)
55AQI (US)
20AQI (US)
45AQI (US)
65AQI (US)
69AQI (US)
21AQI (US)
16AQI (US)
36AQI (US)
43AQI (US)
23AQI (US)
19AQI (US)
36AQI (US)
55AQI (US)
36AQI (US)
28AQI (US)
44AQI (US)
66AQI (US)
25AQI (US)
55AQI (US)
52AQI (US)
39AQI (US)
61AQI (US)
47AQI (US)
38AQI (US)
40AQI (US)
34AQI (US)
42AQI (US)
35AQI (US)
31AQI (US)
46AQI (US)
24AQI (US)
23AQI (US)
29AQI (US)
26AQI (US)
10AQI (US)
17AQI (US)
40AQI (US)
21AQI (US)
28AQI (US)
44AQI (US)
37AQI (US)
24AQI (US)
26AQI (US)
26AQI (US)
24AQI (US)
13AQI (US)
35AQI (US)
17AQI (US)
19AQI (US)
17AQI (US)
17AQI (US)
26AQI (US)
35AQI (US)
32AQI (US)
18AQI (US)
9AQI (US)
17AQI (US)
18AQI (US)
18AQI (US)
23AQI (US)
18AQI (US)
20AQI (US)
25AQI (US)
22AQI (US)
24AQI (US)
26AQI (US)
19AQI (US)
16AQI (US)
15AQI (US)
19AQI (US)
26AQI (US)
11AQI (US)
15AQI (US)
28AQI (US)
13AQI (US)
13AQI (US)
23AQI (US)
18AQI (US)
16AQI (US)
21AQI (US)
35AQI (US)
25AQI (US)
14AQI (US)
13AQI (US)
20AQI (US)
13AQI (US)
24AQI (US)
26AQI (US)
18AQI (US)
45AQI (US)
45AQI (US)
53AQI (US)
40AQI (US)
77AQI (US)
76AQI (US)
75AQI (US)
75AQI (US)
88AQI (US)
101AQI (US)
102AQI (US)
90AQI (US)
81AQI (US)
83AQI (US)
53AQI (US)
21AQI (US)
18AQI (US)
21AQI (US)
18AQI (US)
19AQI (US)
15AQI (US)
21AQI (US)
8AQI (US)
8AQI (US)
19AQI (US)
18AQI (US)
14AQI (US)
23AQI (US)
8AQI (US)
17AQI (US)
18AQI (US)
16AQI (US)
20AQI (US)
15AQI (US)
17AQI (US)
21AQI (US)
19AQI (US)
20AQI (US)
18AQI (US)
16AQI (US)
12AQI (US)
16AQI (US)
20AQI (US)
21AQI (US)
23AQI (US)
14AQI (US)
25AQI (US)
24AQI (US)
22AQI (US)
22AQI (US)
22AQI (US)
22AQI (US)
23AQI (US)
22AQI (US)
13AQI (US)
11AQI (US)
8AQI (US)
16AQI (US)
17AQI (US)
23AQI (US)
24AQI (US)
15AQI (US)
17AQI (US)
13AQI (US)
17AQI (US)
21AQI (US)
28AQI (US)
40AQI (US)
41AQI (US)
39AQI (US)
38AQI (US)
29AQI (US)
32AQI (US)
32AQI (US)
39AQI (US)
41AQI (US)
47AQI (US)
43AQI (US)
36AQI (US)
37AQI (US)
43AQI (US)
29AQI (US)
35AQI (US)
35AQI (US)
45AQI (US)
57AQI (US)
25AQI (US)
37AQI (US)
35AQI (US)
40AQI (US)
48AQI (US)
40AQI (US)
26AQI (US)
31AQI (US)
30AQI (US)
28AQI (US)
32AQI (US)
29AQI (US)
35AQI (US)
39AQI (US)
43AQI (US)
48AQI (US)
47AQI (US)
31AQI (US)
30AQI (US)
34AQI (US)
34AQI (US)
33AQI (US)
33AQI (US)
38AQI (US)
30AQI (US)
35AQI (US)
27AQI (US)
34AQI (US)
32AQI (US)
28AQI (US)
30AQI (US)
29AQI (US)
36AQI (US)
32AQI (US)
32AQI (US)
33AQI (US)
33AQI (US)
36AQI (US)
36AQI (US)
32AQI (US)
32AQI (US)
32AQI (US)
37AQI (US)
43AQI (US)
34AQI (US)
32AQI (US)
30AQI (US)
32AQI (US)
42AQI (US)
34AQI (US)
34AQI (US)
32AQI (US)
31AQI (US)
45AQI (US)
41AQI (US)
30AQI (US)
20AQI (US)
46AQI (US)
18AQI (US)
27AQI (US)
36AQI (US)
33AQI (US)
No. of days
202633AQI (US)
Highest AQI (US) recorded in
May46AQI (US)
Lowest AQI (US) recorded in
June18AQI (US)
202564AQI (US)
Highest AQI (US) recorded in
January129AQI (US)
Lowest AQI (US) recorded in
November36AQI (US)
202483AQI (US)
Highest AQI (US) recorded in
September129AQI (US)
Lowest AQI (US) recorded in
October37AQI (US)
202372AQI (US)
Highest AQI (US) recorded in
November105AQI (US)
Lowest AQI (US) recorded in
June48AQI (US)
202286AQI (US)
Highest AQI (US) recorded in
December87AQI (US)
Lowest AQI (US) recorded in
October70AQI (US)
Most & Least Polluted Years Over the Last 5 Years
Choibalsan's annual 2026 AQI (US) (33) shows an average percentage change of -56.1% (improved AQI (US)) compared to previous years: 2022 (86), 2023 (72), 2024 (83), 2025 (64).