Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
25
PM2.5
117
*
PM10
96
O3
0.5
CO
5
SO2
4
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
31 May
78
Good
Mon
1 Jun
58
Good
Tue
2 Jun
41
Excellent
Wed
3 Jun
37
Excellent
Thu
4 Jun
37
Excellent
Fri
5 Jun
38
Excellent
Sat
6 Jun
44
Excellent
Air quality in the last 12 months (Ulanhot)
|
2026/04
|
37
|
67
|
50
|
32
|
43
|
31
|
28
|
38
|
34
|
43
|
35
|
49
|
36
|
53
|
65
|
40
|
60
|
67
|
63
|
64
|
35
|
29
|
46
|
39
|
33
|
33
|
34
|
36
|
32
|
39
|
|
|
2026/03
|
31
|
54
|
43
|
32
|
36
|
36
|
32
|
35
|
34
|
37
|
52
|
55
|
82
|
46
|
55
|
65
|
123
|
37
|
62
|
178
|
248
|
114
|
108
|
140
|
63
|
88
|
76
|
63
|
47
|
35
|
63
|
|
2026/02
|
30
|
42
|
56
|
30
|
48
|
28
|
28
|
30
|
38
|
54
|
72
|
102
|
47
|
63
|
32
|
50
|
65
|
25
|
42
|
75
|
170
|
65
|
45
|
29
|
79
|
30
|
41
|
49
|
|||
|
2026/01
|
77
|
35
|
55
|
44
|
32
|
33
|
32
|
33
|
36
|
41
|
30
|
38
|
30
|
42
|
50
|
56
|
30
|
28
|
35
|
31
|
25
|
24
|
27
|
33
|
41
|
68
|
26
|
30
|
40
|
40
|
34
|
|
2025/12
|
41
|
27
|
26
|
29
|
35
|
37
|
32
|
27
|
30
|
31
|
29
|
36
|
31
|
33
|
38
|
47
|
57
|
70
|
85
|
34
|
38
|
58
|
56
|
28
|
31
|
42
|
45
|
31
|
32
|
28
|
36
|
|
2025/11
|
25
|
31
|
52
|
42
|
52
|
36
|
67
|
155
|
26
|
35
|
37
|
37
|
25
|
44
|
62
|
31
|
25
|
38
|
25
|
29
|
29
|
32
|
38
|
29
|
33
|
43
|
31
|
47
|
61
|
30
|
|
|
2025/10
|
33
|
32
|
51
|
35
|
29
|
32
|
35
|
30
|
35
|
38
|
37
|
32
|
41
|
33
|
33
|
30
|
31
|
22
|
22
|
22
|
30
|
40
|
53
|
37
|
26
|
23
|
28
|
31
|
48
|
26
|
32
|
|
2025/09
|
28
|
21
|
42
|
44
|
47
|
27
|
25
|
24
|
22
|
28
|
33
|
33
|
28
|
32
|
25
|
24
|
22
|
22
|
24
|
29
|
29
|
32
|
38
|
30
|
26
|
30
|
29
|
27
|
30
|
35
|
|
|
2025/08
|
24
|
22
|
22
|
23
|
24
|
21
|
21
|
22
|
23
|
21
|
22
|
28
|
23
|
27
|
25
|
20
|
18
|
23
|
20
|
28
|
20
|
21
|
20
|
19
|
22
|
21
|
18
|
21
|
21
|
18
|
26
|
|
2025/07
|
44
|
25
|
31
|
39
|
26
|
31
|
29
|
36
|
34
|
43
|
32
|
21
|
25
|
26
|
26
|
24
|
20
|
29
|
28
|
26
|
21
|
24
|
35
|
35
|
34
|
27
|
26
|
24
|
18
|
21
|
23
|
|
2025/06
|
28
|
32
|
26
|
28
|
28
|
27
|
22
|
35
|
25
|
27
|
26
|
36
|
30
|
27
|
32
|
31
|
31
|
29
|
28
|
22
|
26
|
32
|
34
|
43
|
53
|
35
|
48
|
31
|
41
|
35
|
|
|
2025/05
|
31
|
26
|
27
|
27
|
33
|
41
|
49
|
52
|
44
|
48
|
77
|
81
|
57
|
83
|
50
|
73
|
44
|
35
|
32
|
78
|
61
|
37
|
29
|
42
|
37
|
53
|
53
|
62
|
64
|
61
|
35
|
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution