Erdenet, Orhon, 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
Erdenet, Orhon, Mongolia
AQI Trends: Highest and Lowest
Same Day Analysis (25th September):
On this day, AQI across the 3 years varied significantly: 2026 ranks 1st highest AQI at 43 of Good air quality on the same day.
Day & Night AQI Trend: 25th Sep - 26th Sep 2026
Erdenet, Orhon, Mongolia
6 AM25th Sep 2026
7 PM
5 AM26th Sep 2026
59AQI
21AQI
53AQI
22AQI
In the last 24 hours,
Erdenet's AQI reached its highest point of 59 at 8 AM during the Day, while the lowest point, 21, was recorded at 2 PM during the Day between 25th Sep and 26th Sep 2026.
Day & Night AQI Trend : Aug - Sep 2026
Erdenet, Orhon, Mongolia
12°C7/16°C
12°C7/17°C
13°C8/19°C
15°C10/21°C
17°C12/23°C
16°C12/20°C
13°C9/20°C
7°C4/10°C
6°C3/10°C
7°C3/13°C
8°C3/15°C
10°C5/16°C
10°C4/15°C
12°C7/19°C
13°C8/19°C
10°C7/15°C
10°C4/16°C
13°C8/21°C
14°C9/21°C
16°C11/23°C
11°C8/15°C
9°C6/12°C
10°C5/16°C
10°C5/16°C
12°C6/19°C
8°C5/11°C
6°C3/10°C
6°C2/10°C
8°C6/11°C
6°C3/11°C
37AQI
31AQI
43AQI
30AQI
2026 Days Vs Air Quality
Erdenet, Orhon, Mongolia
74%
195
19%
51
7%
19
Total number of days with different AQI categories in last 269 days in 2026 (96 days remaining)
Under WHO’s Safe Air Quality Limits: 74%
Health Risk Level:
Low
In 2026, 74% of 269 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
Erdenet, Orhon, Mongolia
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
54AQI (US)
52AQI (US)
47AQI (US)
40AQI (US)
58AQI (US)
53AQI (US)
40AQI (US)
39AQI (US)
40AQI (US)
30AQI (US)
29AQI (US)
44AQI (US)
101AQI (US)
68AQI (US)
40AQI (US)
94AQI (US)
98AQI (US)
78AQI (US)
92AQI (US)
127AQI (US)
140AQI (US)
126AQI (US)
110AQI (US)
104AQI (US)
88AQI (US)
104AQI (US)
95AQI (US)
105AQI (US)
111AQI (US)
110AQI (US)
126AQI (US)
132AQI (US)
108AQI (US)
103AQI (US)
55AQI (US)
44AQI (US)
70AQI (US)
96AQI (US)
104AQI (US)
108AQI (US)
92AQI (US)
98AQI (US)
109AQI (US)
84AQI (US)
38AQI (US)
40AQI (US)
62AQI (US)
65AQI (US)
59AQI (US)
56AQI (US)
62AQI (US)
17AQI (US)
37AQI (US)
54AQI (US)
54AQI (US)
24AQI (US)
53AQI (US)
57AQI (US)
52AQI (US)
58AQI (US)
38AQI (US)
44AQI (US)
73AQI (US)
82AQI (US)
77AQI (US)
88AQI (US)
58AQI (US)
56AQI (US)
60AQI (US)
38AQI (US)
31AQI (US)
30AQI (US)
27AQI (US)
35AQI (US)
34AQI (US)
22AQI (US)
31AQI (US)
42AQI (US)
66AQI (US)
38AQI (US)
25AQI (US)
38AQI (US)
26AQI (US)
34AQI (US)
30AQI (US)
42AQI (US)
23AQI (US)
26AQI (US)
38AQI (US)
26AQI (US)
37AQI (US)
28AQI (US)
28AQI (US)
34AQI (US)
21AQI (US)
32AQI (US)
29AQI (US)
24AQI (US)
36AQI (US)
24AQI (US)
25AQI (US)
23AQI (US)
36AQI (US)
25AQI (US)
20AQI (US)
23AQI (US)
35AQI (US)
30AQI (US)
38AQI (US)
24AQI (US)
32AQI (US)
32AQI (US)
26AQI (US)
16AQI (US)
30AQI (US)
26AQI (US)
34AQI (US)
19AQI (US)
35AQI (US)
35AQI (US)
28AQI (US)
26AQI (US)
19AQI (US)
20AQI (US)
23AQI (US)
33AQI (US)
27AQI (US)
30AQI (US)
27AQI (US)
35AQI (US)
34AQI (US)
43AQI (US)
82AQI (US)
80AQI (US)
74AQI (US)
80AQI (US)
98AQI (US)
106AQI (US)
102AQI (US)
76AQI (US)
74AQI (US)
80AQI (US)
62AQI (US)
17AQI (US)
28AQI (US)
47AQI (US)
60AQI (US)
21AQI (US)
18AQI (US)
25AQI (US)
25AQI (US)
26AQI (US)
28AQI (US)
23AQI (US)
34AQI (US)
18AQI (US)
26AQI (US)
38AQI (US)
49AQI (US)
37AQI (US)
25AQI (US)
13AQI (US)
12AQI (US)
11AQI (US)
24AQI (US)
24AQI (US)
9AQI (US)
17AQI (US)
22AQI (US)
14AQI (US)
9AQI (US)
28AQI (US)
26AQI (US)
17AQI (US)
30AQI (US)
28AQI (US)
26AQI (US)
37AQI (US)
26AQI (US)
26AQI (US)
28AQI (US)
38AQI (US)
38AQI (US)
25AQI (US)
34AQI (US)
32AQI (US)
59AQI (US)
30AQI (US)
17AQI (US)
12AQI (US)
23AQI (US)
30AQI (US)
28AQI (US)
36AQI (US)
35AQI (US)
40AQI (US)
40AQI (US)
32AQI (US)
29AQI (US)
34AQI (US)
46AQI (US)
40AQI (US)
34AQI (US)
40AQI (US)
36AQI (US)
32AQI (US)
37AQI (US)
30AQI (US)
32AQI (US)
27AQI (US)
50AQI (US)
44AQI (US)
47AQI (US)
38AQI (US)
34AQI (US)
34AQI (US)
40AQI (US)
53AQI (US)
50AQI (US)
24AQI (US)
28AQI (US)
36AQI (US)
29AQI (US)
34AQI (US)
30AQI (US)
33AQI (US)
42AQI (US)
34AQI (US)
34AQI (US)
32AQI (US)
34AQI (US)
42AQI (US)
54AQI (US)
38AQI (US)
30AQI (US)
43AQI (US)
52AQI (US)
36AQI (US)
25AQI (US)
28AQI (US)
30AQI (US)
30AQI (US)
41AQI (US)
46AQI (US)
46AQI (US)
51AQI (US)
28AQI (US)
30AQI (US)
28AQI (US)
31AQI (US)
28AQI (US)
42AQI (US)
28AQI (US)
27AQI (US)
36AQI (US)
29AQI (US)
36AQI (US)
38AQI (US)
38AQI (US)
25AQI (US)
29AQI (US)
35AQI (US)
36AQI (US)
31AQI (US)
43AQI (US)
79AQI (US)
69AQI (US)
43AQI (US)
28AQI (US)
50AQI (US)
24AQI (US)
33AQI (US)
37AQI (US)
34AQI (US)
No. of days
202644AQI (US)
Highest AQI (US) recorded in
January79AQI (US)
Lowest AQI (US) recorded in
June24AQI (US)
202570AQI (US)
Highest AQI (US) recorded in
January162AQI (US)
Lowest AQI (US) recorded in
November46AQI (US)
202479AQI (US)
Highest AQI (US) recorded in
December160AQI (US)
Lowest AQI (US) recorded in
October38AQI (US)
202381AQI (US)
Highest AQI (US) recorded in
December165AQI (US)
Lowest AQI (US) recorded in
March46AQI (US)
202282AQI (US)
Highest AQI (US) recorded in
December99AQI (US)
Lowest AQI (US) recorded in
October65AQI (US)
Most & Least Polluted Years Over the Last 5 Years
Erdenet's annual 2026 AQI (US) (44) shows an average percentage change of -43.3% (improved AQI (US)) compared to previous years: 2022 (82), 2023 (81), 2024 (79), 2025 (70).