Air Quality
Excellent
No health implications.
9
PM2.5
24
PM10
87
O3
0.3
CO
3
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Jan
32
Excellent
Mon
19 Jan
34
Excellent
Tue
20 Jan
35
Excellent
Wed
21 Jan
37
Excellent
Thu
22 Jan
33
Excellent
Fri
23 Jan
35
Excellent
Sat
24 Jan
41
Excellent
Weixi Air quality rank
Air quality in the last 12 months (Weixi)
|
2025/11
|
20
|
15
|
15
|
16
|
19
|
13
|
22
|
24
|
21
|
22
|
21
|
24
|
23
|
24
|
28
|
31
|
26
|
30
|
28
|
24
|
21
|
23
|
17
|
24
|
23
|
29
|
32
|
31
|
30
|
28
|
|
|
2025/10
|
13
|
15
|
15
|
15
|
16
|
17
|
18
|
14
|
16
|
19
|
16
|
21
|
19
|
20
|
21
|
26
|
22
|
18
|
20
|
14
|
20
|
22
|
26
|
24
|
20
|
16
|
22
|
24
|
25
|
24
|
24
|
|
2025/09
|
16
|
16
|
16
|
15
|
17
|
15
|
16
|
15
|
17
|
18
|
16
|
16
|
15
|
18
|
20
|
15
|
15
|
16
|
16
|
16
|
15
|
18
|
15
|
19
|
22
|
22
|
16
|
15
|
15
|
14
|
|
|
2025/08
|
16
|
16
|
15
|
16
|
15
|
20
|
17
|
18
|
15
|
15
|
16
|
14
|
14
|
18
|
19
|
20
|
15
|
14
|
19
|
18
|
15
|
13
|
14
|
13
|
12
|
18
|
20
|
18
|
15
|
13
|
17
|
|
2025/07
|
17
|
17
|
17
|
17
|
13
|
14
|
14
|
13
|
18
|
21
|
21
|
17
|
19
|
19
|
14
|
22
|
21
|
24
|
19
|
21
|
18
|
19
|
18
|
18
|
16
|
13
|
13
|
17
|
19
|
20
|
15
|
|
2025/06
|
14
|
15
|
16
|
33
|
30
|
20
|
21
|
21
|
20
|
15
|
20
|
22
|
26
|
22
|
17
|
17
|
12
|
12
|
12
|
15
|
15
|
14
|
13
|
14
|
13
|
15
|
18
|
19
|
15
|
18
|
|
|
2025/05
|
21
|
19
|
21
|
16
|
17
|
19
|
21
|
19
|
25
|
28
|
29
|
25
|
20
|
23
|
21
|
24
|
27
|
24
|
23
|
20
|
18
|
22
|
21
|
16
|
14
|
18
|
11
|
14
|
12
|
12
|
13
|
|
2025/04
|
61
|
52
|
47
|
46
|
43
|
36
|
44
|
45
|
45
|
40
|
30
|
27
|
22
|
28
|
32
|
18
|
24
|
29
|
25
|
19
|
20
|
22
|
23
|
20
|
31
|
34
|
37
|
41
|
28
|
30
|
|
|
2025/03
|
33
|
17
|
19
|
24
|
32
|
38
|
43
|
50
|
36
|
41
|
42
|
44
|
42
|
23
|
18
|
20
|
17
|
20
|
25
|
40
|
41
|
20
|
18
|
20
|
22
|
26
|
29
|
50
|
76
|
71
|
57
|
|
2025/02
|
30
|
32
|
44
|
39
|
33
|
30
|
35
|
28
|
26
|
29
|
23
|
25
|
29
|
23
|
23
|
26
|
27
|
30
|
18
|
21
|
24
|
23
|
29
|
26
|
30
|
20
|
22
|
30
|
|||
|
2025/01
|
29
|
32
|
36
|
34
|
33
|
28
|
25
|
23
|
19
|
22
|
25
|
26
|
22
|
24
|
27
|
29
|
30
|
21
|
25
|
28
|
36
|
30
|
28
|
19
|
22
|
32
|
30
|
38
|
57
|
34
|
24
|
|
2024/12
|
26
|
26
|
22
|
24
|
23
|
25
|
22
|
26
|
26
|
25
|
31
|
31
|
28
|
24
|
23
|
21
|
25
|
29
|
24
|
21
|
27
|
20
|
23
|
24
|
27
|
29
|
30
|
33
|
26
|
23
|
23
|
|
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