Yunnan - China   2025-09-05   Friday   24.89N, 102.80E

Chenggong

Yunnan - China
2025-09-05

Air Quality

Excellent

No health implications.

6

PM2.5

17

PM10

27

O3

0.5

CO

4

SO2

10

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

5 Sep

39 Excellent

Sat

6 Sep

39 Excellent

Sun

7 Sep

39 Excellent

Mon

8 Sep

33 Excellent

Tue

9 Sep

32 Excellent

Wed

10 Sep

21 Excellent

Thu

11 Sep

17 Excellent

Monthly Average AQI (Chenggong)

2020/09 - 2025/08

Air quality in the last 12 months (Chenggong)

2025/08
30
31
18
18
33
29
14
9
13
14
13
15
20
41
30
11
12
21
29
22
10
8
10
11
11
12
15
16
15
14
22
2025/07
12
9
16
16
16
17
22
10
16
20
21
28
37
25
33
34
27
27
15
23
19
16
11
11
16
15
17
26
41
29
19
2025/06
13
18
18
22
25
32
31
35
29
32
32
39
45
43
15
21
14
8
11
17
21
10
15
8
9
14
15
17
16
16
2025/05
40
25
25
21
25
28
29
34
46
36
26
31
30
31
28
26
34
30
37
29
37
32
52
31
20
18
17
17
15
15
12
2025/04
33
53
89
84
93
79
77
68
63
71
58
49
70
60
55
27
26
33
34
38
33
29
40
50
50
62
65
63
33
33
2025/03
45
47
51
49
52
51
39
55
49
44
53
64
67
72
63
41
32
25
38
47
66
64
53
49
41
46
46
89
119
73
64
2025/02
49
51
31
43
51
52
33
43
49
35
41
55
58
59
60
62
41
39
47
54
63
56
61
32
33
31
32
43
2025/01
31
40
46
37
35
48
35
31
47
23
22
47
39
43
78
72
42
31
73
45
42
34
32
25
28
32
43
54
70
33
32
2024/12
18
28
17
22
26
24
26
40
16
23
29
26
48
42
38
26
25
29
37
29
29
23
30
29
29
40
40
35
31
24
47
2024/11
30
32
48
36
44
47
30
22
22
37
27
20
20
25
35
28
37
32
32
29
17
26
18
17
19
34
25
32
22
18
2024/10
13
21
30
26
21
26
44
36
31
16
19
22
23
29
25
19
17
31
40
30
21
29
30
36
38
36
49
45
53
44
36
2024/09
26
26
25
21
20
36
34
18
14
15
19
21
32
38
35
27
24
24
27
36
33
22
25
44
42
40
30
22
23
26
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