Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
47
*
PM2.5
70
PM10
38
O3
0.7
CO
18
SO2
33
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
10 Jan
79
Good
Sun
11 Jan
60
Good
Mon
12 Jan
65
Good
Tue
13 Jan
64
Good
Wed
14 Jan
54
Good
Thu
15 Jan
47
Excellent
Fri
16 Jan
35
Excellent
Yunyan Air quality rank
Air quality in the last 12 months (Yunyan)
|
2025/11
|
21
|
20
|
9
|
17
|
22
|
17
|
24
|
14
|
10
|
13
|
18
|
28
|
44
|
49
|
49
|
49
|
42
|
21
|
28
|
37
|
46
|
49
|
69
|
55
|
57
|
65
|
63
|
68
|
52
|
79
|
|
|
2025/10
|
14
|
13
|
18
|
20
|
17
|
18
|
12
|
18
|
20
|
21
|
26
|
28
|
30
|
29
|
13
|
13
|
18
|
15
|
10
|
10
|
11
|
17
|
24
|
34
|
33
|
25
|
23
|
28
|
42
|
21
|
20
|
|
2025/09
|
21
|
18
|
17
|
24
|
25
|
33
|
32
|
30
|
21
|
13
|
17
|
17
|
16
|
18
|
21
|
17
|
16
|
16
|
25
|
37
|
20
|
20
|
19
|
15
|
9
|
10
|
21
|
21
|
18
|
14
|
|
|
2025/08
|
25
|
30
|
28
|
28
|
30
|
24
|
16
|
16
|
21
|
23
|
21
|
26
|
30
|
28
|
16
|
11
|
16
|
20
|
14
|
15
|
15
|
11
|
17
|
17
|
17
|
16
|
17
|
15
|
20
|
20
|
30
|
|
2025/07
|
10
|
8
|
9
|
12
|
17
|
23
|
25
|
23
|
19
|
20
|
17
|
22
|
20
|
25
|
22
|
23
|
24
|
28
|
27
|
26
|
14
|
11
|
11
|
17
|
19
|
23
|
26
|
27
|
28
|
27
|
22
|
|
2025/06
|
24
|
11
|
23
|
24
|
28
|
32
|
39
|
52
|
46
|
29
|
32
|
26
|
26
|
16
|
26
|
31
|
18
|
17
|
12
|
21
|
27
|
12
|
31
|
13
|
14
|
12
|
18
|
13
|
15
|
11
|
|
|
2025/05
|
51
|
55
|
43
|
21
|
37
|
30
|
20
|
27
|
29
|
20
|
42
|
38
|
31
|
34
|
46
|
37
|
33
|
48
|
61
|
23
|
22
|
27
|
36
|
55
|
33
|
20
|
11
|
9
|
15
|
20
|
15
|
|
2025/04
|
33
|
43
|
57
|
68
|
55
|
62
|
68
|
64
|
76
|
58
|
58
|
162
|
249
|
104
|
82
|
67
|
64
|
57
|
27
|
36
|
40
|
26
|
41
|
22
|
44
|
29
|
21
|
30
|
40
|
17
|
|
|
2025/03
|
41
|
48
|
66
|
30
|
16
|
24
|
35
|
41
|
20
|
33
|
44
|
56
|
28
|
24
|
24
|
28
|
38
|
29
|
28
|
53
|
57
|
67
|
56
|
65
|
67
|
68
|
65
|
80
|
16
|
24
|
39
|
|
2025/02
|
23
|
18
|
29
|
35
|
40
|
16
|
23
|
51
|
60
|
42
|
32
|
46
|
44
|
21
|
29
|
41
|
28
|
29
|
18
|
15
|
17
|
12
|
18
|
21
|
30
|
46
|
29
|
37
|
|||
|
2025/01
|
87
|
67
|
77
|
83
|
81
|
79
|
62
|
42
|
21
|
37
|
53
|
64
|
56
|
70
|
63
|
75
|
67
|
64
|
61
|
78
|
85
|
78
|
67
|
56
|
16
|
21
|
44
|
54
|
60
|
45
|
40
|
|
2024/12
|
65
|
86
|
51
|
39
|
22
|
12
|
16
|
43
|
20
|
11
|
26
|
38
|
50
|
65
|
65
|
68
|
67
|
56
|
68
|
90
|
123
|
79
|
67
|
81
|
70
|
46
|
55
|
82
|
65
|
44
|
57
|
|
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