Air Quality
Light
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
104
*
PM2.5
153
PM10
39
O3
0.9
CO
5
SO2
36
NO2
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
Advise
Children, seniors and individuals with respiratory or heart diseases should reduce sustained and high-intensity outdoor exercises.
Air Quality
Today
11 Dec
106
Light
Fri
12 Dec
87
Good
Sat
13 Dec
42
Excellent
Sun
14 Dec
62
Good
Mon
15 Dec
76
Good
Tue
16 Dec
92
Good
Wed
17 Dec
30
Excellent
Weiyuan Air quality rank
Air quality in the last 12 months (Weiyuan)
|
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
|
|
2025/07
|
18
|
22
|
30
|
28
|
15
|
18
|
24
|
17
|
20
|
17
|
16
|
20
|
24
|
27
|
30
|
33
|
33
|
32
|
22
|
17
|
15
|
19
|
17
|
14
|
18
|
17
|
17
|
26
|
31
|
28
|
25
|
|
2025/06
|
33
|
17
|
30
|
33
|
35
|
51
|
40
|
34
|
23
|
30
|
35
|
36
|
36
|
37
|
33
|
27
|
31
|
11
|
13
|
26
|
21
|
21
|
22
|
20
|
14
|
20
|
24
|
26
|
24
|
12
|
|
|
2025/05
|
45
|
65
|
72
|
88
|
41
|
56
|
34
|
48
|
102
|
79
|
62
|
111
|
93
|
110
|
77
|
62
|
73
|
82
|
60
|
62
|
48
|
47
|
58
|
54
|
51
|
42
|
39
|
21
|
22
|
36
|
30
|
|
2025/04
|
43
|
61
|
59
|
56
|
49
|
50
|
55
|
55
|
58
|
67
|
51
|
257
|
169
|
129
|
121
|
87
|
74
|
68
|
63
|
46
|
50
|
58
|
64
|
40
|
45
|
33
|
42
|
53
|
37
|
28
|
|
|
2025/03
|
89
|
83
|
37
|
37
|
36
|
19
|
38
|
43
|
55
|
75
|
71
|
72
|
53
|
55
|
36
|
36
|
25
|
39
|
39
|
47
|
56
|
69
|
72
|
61
|
57
|
63
|
117
|
85
|
35
|
22
|
30
|
|
2025/02
|
43
|
46
|
45
|
50
|
46
|
33
|
30
|
32
|
46
|
56
|
67
|
57
|
54
|
51
|
60
|
69
|
81
|
89
|
66
|
58
|
62
|
52
|
49
|
35
|
45
|
54
|
68
|
87
|
|||
|
2025/01
|
106
|
144
|
149
|
145
|
126
|
103
|
87
|
50
|
55
|
57
|
48
|
55
|
99
|
91
|
80
|
85
|
88
|
78
|
87
|
106
|
126
|
181
|
208
|
127
|
35
|
62
|
65
|
81
|
177
|
115
|
85
|
|
2024/12
|
94
|
137
|
136
|
115
|
53
|
38
|
38
|
19
|
46
|
55
|
60
|
69
|
51
|
48
|
53
|
73
|
94
|
137
|
118
|
111
|
120
|
107
|
80
|
80
|
79
|
82
|
107
|
87
|
85
|
74
|
83
|
|
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