Yunnan - China   2025-10-22   Wednesday   24.82N, 99.61E

Changning

Yunnan - China
2025-10-22

Air Quality

Excellent

No health implications.

11

PM2.5

17

PM10

84

O3

0.5

CO

6

SO2

6

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

22 Oct

35 Excellent

Thu

23 Oct

36 Excellent

Fri

24 Oct

35 Excellent

Sat

25 Oct

36 Excellent

Sun

26 Oct

33 Excellent

Mon

27 Oct

32 Excellent

Tue

28 Oct

35 Excellent

Changning Air quality rank

Monthly Average AQI (Changning)

2020/09 - 2025/08

Air quality in the last 12 months (Changning)

2025/08
19
18
15
15
20
23
19
15
15
15
18
18
18
20
23
24
18
19
21
18
15
16
16
17
18
22
17
19
18
23
22
2025/07
19
18
16
15
13
16
16
14
17
17
19
22
26
24
19
21
22
22
24
21
20
22
23
18
16
16
18
20
24
20
17
2025/06
17
15
25
45
38
35
29
28
25
19
29
36
41
33
22
21
15
13
14
18
20
15
16
15
15
14
17
18
18
17
2025/05
31
27
29
20
26
33
30
36
37
46
39
42
40
39
37
37
34
27
35
31
36
34
40
33
16
18
18
17
15
18
15
2025/04
101
84
80
85
78
85
77
80
76
72
58
50
26
36
44
31
25
28
30
31
34
35
53
56
65
66
68
64
42
43
2025/03
46
56
45
47
53
57
68
69
66
53
60
73
87
65
58
52
58
71
48
45
65
63
59
48
42
40
46
81
110
89
98
2025/02
62
61
51
49
54
61
55
39
43
41
36
38
46
58
49
56
46
47
57
50
51
48
50
50
45
37
34
44
2025/01
32
32
32
32
37
36
28
32
28
36
38
39
35
37
44
42
40
37
34
30
32
39
38
32
36
49
30
51
88
40
46
2024/12
27
24
23
26
24
27
28
32
28
30
43
43
33
31
33
32
32
29
23
23
28
21
23
25
27
36
46
38
26
24
29
2024/11
35
36
29
29
26
26
15
14
20
24
22
21
22
24
26
28
28
27
28
25
23
20
23
25
25
22
23
24
27
24
2024/10
18
15
21
16
15
19
22
19
23
23
26
30
30
32
36
27
25
32
37
36
27
26
23
23
24
24
29
37
33
28
28
2024/09
23
24
23
23
20
25
33
34
26
18
18
21
24
21
26
29
22
25
31
36
36
29
26
28
33
29
23
20
17
21
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