Sichuan - China   2025-09-09   Tuesday   29.99N, 103.00E

Ya'an

Sichuan - China
2025-09-09

Air Quality

Good

Some pollutants may slightly affect very few hypersensitive individuals.

29

PM2.5

54 *

PM10

55

O3

0.7

CO

5

SO2

17

NO2

Some pollutants may slightly affect very few hypersensitive individuals.

Advise

Only very few hypersensitive people should reduce outdoor activities.

Air Quality

Today

9 Sep

66 Good

Wed

10 Sep

58 Good

Thu

11 Sep

59 Good

Fri

12 Sep

66 Good

Sat

13 Sep

65 Good

Sun

14 Sep

75 Good

Mon

15 Sep

18 Excellent

Ya'an Air quality rank

Real-time AQI (Monitoring Station in Ya'an)

市政府

43

21

PM2.5

43

PM10

45

O3

0.7

CO

5

SO2

11

NO2

川农大

45

28

PM2.5

45

PM10

58

O3

0.6

CO

5

SO2

14

NO2

滨江西路

61

38

PM2.5

72 *

PM10

60

O3

0.6

CO

5

SO2

26

NO2

Monthly Average AQI (Ya'an)

2020/09 - 2025/08

Air quality in the last 12 months (Ya'an)

2025/08
36
36
37
41
42
30
23
35
22
14
14
26
28
28
30
36
24
19
22
28
19
17
25
19
25
30
29
15
11
11
26
2025/07
25
30
25
21
10
18
19
33
26
32
16
23
29
41
43
48
47
46
27
24
19
24
29
26
22
13
20
25
31
26
35
2025/06
14
18
29
38
44
38
45
20
26
30
30
34
42
46
27
31
37
43
10
24
23
30
29
15
14
24
31
38
25
13
2025/05
33
38
26
42
17
19
27
17
59
73
57
48
41
38
35
31
23
33
34
45
48
47
36
39
47
62
31
19
31
28
13
2025/04
40
46
59
56
19
32
45
45
45
53
51
92
71
58
59
74
59
55
46
53
53
56
62
29
40
34
24
25
22
25
2025/03
80
62
35
44
26
16
23
22
40
61
60
57
82
53
19
23
22
12
23
34
29
27
28
35
41
50
93
103
64
59
58
2025/02
28
27
36
47
41
32
25
26
32
37
47
37
49
56
40
63
62
54
22
43
40
20
32
35
14
27
92
47
2025/01
83
80
83
146
78
104
71
46
41
62
30
68
68
64
68
63
77
37
49
79
112
125
158
70
30
41
72
43
100
99
53
2024/12
69
67
88
79
42
72
56
28
22
33
40
57
43
33
38
56
93
81
164
133
85
37
36
35
48
42
87
62
81
36
38
2024/11
14
29
33
16
22
52
55
74
66
13
25
25
25
30
44
21
19
20
17
25
34
63
52
32
13
38
32
31
38
61
2024/10
18
28
26
27
27
30
35
47
46
17
24
23
41
46
50
44
21
40
19
23
22
18
32
55
40
19
17
26
49
40
35
2024/09
21
20
22
25
15
23
20
34
22
14
28
33
29
30
27
15
29
34
37
39
22
27
32
35
31
39
54
68
54
11
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