Yunnan - China   2025-09-30   Tuesday   24.67N, 102.16E

Yimen

Yunnan - China
2025-09-30

Air Quality

Excellent

No health implications.

3

PM2.5

8

PM10

24

O3

0.5

CO

5

SO2

13

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

30 Sep

36 Excellent

Wed

1 Oct

34 Excellent

Thu

2 Oct

36 Excellent

Fri

3 Oct

34 Excellent

Sat

4 Oct

35 Excellent

Sun

5 Oct

35 Excellent

Mon

6 Oct

30 Excellent

Yimen Air quality rank

Monthly Average AQI (Yimen)

2020/09 - 2025/08

Air quality in the last 12 months (Yimen)

2025/08
20
25
22
16
18
22
14
13
13
16
16
15
16
25
29
15
14
20
26
19
12
9
10
13
14
14
13
16
16
21
22
2025/07
20
14
13
13
14
15
18
13
15
17
15
18
25
25
28
28
25
19
15
22
22
12
11
13
14
17
21
23
31
31
17
2025/06
11
11
12
16
20
31
28
31
22
31
32
35
41
37
21
22
15
9
10
14
21
12
12
11
14
15
15
17
14
16
2025/05
32
25
17
14
20
26
23
25
37
37
16
30
26
25
21
21
26
20
23
25
27
27
50
24
14
13
13
13
12
11
10
2025/04
44
62
74
76
76
65
69
62
62
61
49
37
57
43
33
20
18
24
27
31
28
26
34
48
51
60
63
62
39
27
2025/03
45
39
41
44
51
57
50
52
49
50
46
64
71
67
59
51
47
22
28
46
62
59
54
36
32
35
38
88
108
88
73
2025/02
49
51
35
40
50
52
42
42
40
34
43
47
55
58
58
66
48
45
48
53
55
52
53
32
30
26
31
43
2025/01
43
34
44
40
36
48
39
38
38
40
25
39
43
41
73
64
48
41
48
45
44
39
35
25
27
32
40
60
72
39
34
2024/12
24
24
29
29
25
30
28
30
21
31
34
30
32
33
28
29
27
32
34
35
32
31
30
36
31
37
43
48
36
32
38
2024/11
34
35
43
45
47
54
29
20
17
27
25
24
22
27
26
31
34
35
33
33
25
20
22
19
28
33
26
21
20
14
2024/10
11
19
22
19
19
26
31
36
23
15
21
25
22
28
25
25
19
29
39
33
19
22
19
26
28
34
47
47
47
41
37
2024/09
22
25
23
23
16
30
32
15
12
14
17
20
28
30
31
21
22
19
28
33
35
19
22
38
38
40
29
19
19
25
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