Yunnan - China   2025-03-16   Sunday   27.19N, 103.55E

Ludian

Yunnan - China
2025-03-16

Air Quality

Excellent

No health implications.

18

PM2.5

21

PM10

55

O3

0.5

CO

5

SO2

8

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

16 Mar

38 Excellent

Mon

17 Mar

36 Excellent

Tue

18 Mar

37 Excellent

Wed

19 Mar

37 Excellent

Thu

20 Mar

34 Excellent

Fri

21 Mar

34 Excellent

Sat

22 Mar

37 Excellent

Monthly Average AQI (Ludian)

2020/03 - 2025/02

Air quality in the last 12 months (Ludian)

2025/02
32
32
25
43
34
25
27
27
35
36
44
36
35
41
45
42
41
35
42
33
35
30
28
32
30
36
37
34
2025/01
64
59
57
61
49
65
32
30
32
30
29
43
44
34
43
50
49
41
46
52
53
49
46
36
29
44
49
54
48
45
32
2024/12
50
50
44
39
35
38
39
31
32
28
35
34
32
31
39
47
38
46
42
37
39
38
43
36
38
39
44
43
52
41
45
2024/11
30
34
43
28
30
39
34
27
30
40
39
32
35
46
51
42
39
37
31
33
33
36
38
32
29
26
30
35
44
40
2024/10
22
30
29
29
26
22
28
36
31
23
25
27
28
31
31
30
30
39
36
38
27
27
28
41
34
29
29
32
40
39
32
2024/09
30
20
27
31
34
33
32
26
22
25
33
25
27
35
40
36
27
30
37
34
33
30
31
41
32
36
30
26
27
25
2024/08
33
36
36
26
22
26
22
20
23
30
58
45
45
47
39
37
34
32
40
37
37
36
30
35
34
28
38
36
37
34
41
2024/07
23
29
21
14
15
22
22
21
24
24
15
19
25
22
17
21
28
30
27
29
25
26
27
33
26
32
34
16
18
18
26
2024/06
38
26
22
20
23
23
15
16
15
21
18
28
34
30
41
38
18
22
20
22
27
25
24
26
26
30
17
16
19
23
2024/05
29
34
28
24
43
45
30
31
20
30
23
27
32
37
31
33
36
29
28
34
32
36
35
38
29
21
28
24
21
20
37
2024/04
34
40
49
29
32
30
29
29
30
39
43
51
43
50
54
61
48
39
33
37
36
37
27
33
30
40
42
43
41
29
2024/03
36
32
32
33
37
33
28
33
31
35
30
49
50
40
53
49
50
32
46
46
52
39
26
31
38
37
47
26
36
52
41
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