Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
45
*
PM2.5
47
PM10
130
O3
0.6
CO
9
SO2
11
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
16 Aug
99
Good
Mon
17 Aug
48
Excellent
Tue
18 Aug
45
Excellent
Wed
19 Aug
56
Good
Thu
20 Aug
63
Good
Fri
21 Aug
72
Good
Sat
22 Aug
48
Excellent
Air quality in the last 12 months (Weiyuan)
|
2026/07
|
30
|
38
|
31
|
35
|
30
|
36
|
42
|
47
|
50
|
43
|
36
|
28
|
31
|
45
|
42
|
40
|
33
|
32
|
37
|
45
|
47
|
52
|
55
|
58
|
32
|
35
|
33
|
27
|
31
|
28
|
22
|
|
2026/06
|
57
|
31
|
39
|
50
|
59
|
57
|
31
|
27
|
28
|
33
|
35
|
33
|
37
|
44
|
62
|
44
|
27
|
25
|
29
|
31
|
21
|
18
|
18
|
13
|
12
|
21
|
22
|
27
|
19
|
23
|
|
|
2026/05
|
74
|
39
|
30
|
34
|
64
|
63
|
50
|
31
|
44
|
49
|
62
|
69
|
48
|
70
|
41
|
45
|
42
|
26
|
33
|
41
|
39
|
35
|
28
|
25
|
29
|
35
|
44
|
34
|
40
|
48
|
46
|
|
2026/04
|
25
|
29
|
33
|
52
|
55
|
42
|
19
|
20
|
39
|
40
|
28
|
33
|
34
|
27
|
35
|
42
|
35
|
54
|
60
|
107
|
36
|
37
|
47
|
65
|
100
|
122
|
59
|
25
|
26
|
40
|
|
|
2026/03
|
23
|
28
|
35
|
32
|
43
|
69
|
60
|
28
|
20
|
28
|
40
|
58
|
55
|
27
|
34
|
28
|
23
|
27
|
46
|
46
|
50
|
49
|
42
|
46
|
43
|
45
|
61
|
45
|
48
|
29
|
23
|
|
2026/02
|
77
|
79
|
104
|
108
|
88
|
100
|
74
|
41
|
43
|
51
|
55
|
65
|
81
|
85
|
85
|
54
|
115
|
89
|
88
|
82
|
78
|
90
|
87
|
59
|
58
|
39
|
50
|
34
|
|||
|
2026/01
|
25
|
23
|
18
|
35
|
51
|
51
|
60
|
74
|
84
|
122
|
146
|
135
|
117
|
110
|
108
|
151
|
153
|
153
|
70
|
26
|
36
|
31
|
44
|
66
|
65
|
65
|
76
|
91
|
74
|
36
|
45
|
|
2025/12
|
123
|
137
|
81
|
42
|
57
|
66
|
76
|
98
|
112
|
105
|
102
|
103
|
46
|
62
|
73
|
92
|
110
|
99
|
120
|
84
|
47
|
42
|
58
|
58
|
61
|
63
|
73
|
89
|
85
|
106
|
83
|
|
2025/11
|
17
|
22
|
24
|
26
|
40
|
38
|
34
|
33
|
43
|
22
|
28
|
28
|
25
|
34
|
38
|
35
|
25
|
25
|
35
|
54
|
73
|
83
|
93
|
74
|
76
|
80
|
84
|
87
|
108
|
124
|
|
|
2025/10
|
16
|
15
|
19
|
24
|
16
|
16
|
19
|
26
|
40
|
49
|
34
|
15
|
14
|
22
|
34
|
34
|
23
|
30
|
25
|
10
|
9
|
19
|
23
|
21
|
25
|
30
|
25
|
41
|
37
|
27
|
34
|
|
2025/09
|
21
|
32
|
29
|
26
|
24
|
27
|
43
|
30
|
33
|
35
|
20
|
9
|
11
|
20
|
36
|
40
|
17
|
11
|
9
|
16
|
12
|
10
|
11
|
16
|
28
|
27
|
22
|
17
|
10
|
23
|
|
|
2025/08
|
25
|
26
|
28
|
37
|
42
|
32
|
21
|
25
|
23
|
13
|
13
|
16
|
25
|
39
|
28
|
28
|
24
|
18
|
20
|
31
|
25
|
13
|
13
|
14
|
13
|
21
|
28
|
32
|
14
|
12
|
12
|
|
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