Guizhou - China   2026-02-21   Saturday   27.94N, 108.26E

Sinan

Guizhou - China
2026-02-21

Air Quality

Good

Some pollutants may slightly affect very few hypersensitive individuals.

45 *

PM2.5

64

PM10

14

O3

0.8

CO

2

SO2

10

NO2

Some pollutants may slightly affect very few hypersensitive individuals.

Advise

Only very few hypersensitive people should reduce outdoor activities.

Air Quality

Today

21 Feb

60 Good

Sun

22 Feb

58 Good

Mon

23 Feb

48 Excellent

Tue

24 Feb

51 Good

Wed

25 Feb

47 Excellent

Thu

26 Feb

46 Excellent

Fri

27 Feb

34 Excellent

Monthly Average AQI (Sinan)

2021/02 - 2026/01

Air quality in the last 12 months (Sinan)

2026/01
23
44
44
39
46
49
61
56
72
102
87
84
87
131
124
123
130
105
62
23
50
58
61
79
49
25
48
60
44
15
34
2025/12
76
83
62
56
59
60
59
54
60
65
63
108
38
38
47
59
63
59
60
64
49
40
29
44
46
47
59
63
75
79
49
2025/11
22
21
18
17
18
15
15
12
10
15
21
26
27
31
36
42
39
18
22
28
31
38
37
37
38
41
44
48
48
56
2025/10
16
17
19
19
19
21
17
18
19
18
19
30
25
17
17
12
15
14
10
12
12
17
25
28
39
33
22
25
34
28
25
2025/09
23
20
19
16
22
26
26
25
18
12
14
18
15
15
18
17
19
21
20
18
20
20
16
15
15
13
17
20
25
23
2025/08
19
20
20
21
21
20
18
13
15
16
16
19
24
16
13
12
15
16
16
15
13
14
17
18
17
17
16
17
26
28
25
2025/07
15
14
16
15
16
19
18
22
24
19
19
26
20
18
15
15
17
22
22
22
16
15
13
12
14
16
17
18
18
18
17
2025/06
17
15
21
19
23
25
29
27
24
21
23
23
23
17
22
21
16
16
15
12
15
13
13
17
14
15
14
14
16
20
2025/05
35
44
37
34
29
28
29
22
26
23
28
28
30
48
41
26
34
32
39
35
25
20
25
37
36
25
17
14
19
21
18
2025/04
34
41
44
56
58
56
58
62
58
47
50
68
138
83
64
61
51
51
29
23
32
28
32
24
30
29
22
25
31
19
2025/03
43
56
41
27
25
28
33
34
33
37
41
52
59
34
22
34
38
30
34
36
49
56
55
49
53
61
64
62
31
29
32
2025/02
35
25
41
46
56
54
42
60
50
49
47
69
58
34
39
43
35
34
33
33
67
36
43
73
43
38
41
43
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