Yunnan - China   2025-07-21   Monday   24.82N, 99.61E

Changning

Yunnan - China
2025-07-21

Air Quality

Excellent

No health implications.

10

PM2.5

13

PM10

72

O3

0.5

CO

6

SO2

5

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

21 Jul

48 Excellent

Tue

22 Jul

48 Excellent

Wed

23 Jul

48 Excellent

Thu

24 Jul

36 Excellent

Fri

25 Jul

35 Excellent

Sat

26 Jul

33 Excellent

Sun

27 Jul

37 Excellent

Monthly Average AQI (Changning)

2020/07 - 2025/06

Air quality in the last 12 months (Changning)

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
2024/08
24
19
16
17
19
19
20
17
19
21
16
29
37
47
44
26
29
27
24
25
22
25
29
21
21
27
27
25
27
27
24
2024/07
16
16
15
16
18
20
17
18
17
18
15
16
19
19
20
18
25
25
21
21
16
18
15
17
22
22
23
22
21
18
23
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