Air Quality
Excellent
No health implications.
15
PM2.5
35
PM10
34
O3
0.4
CO
7
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Apr
63
Good
Thu
9 Apr
73
Good
Fri
10 Apr
71
Good
Sat
11 Apr
62
Good
Sun
12 Apr
65
Good
Mon
13 Apr
28
Excellent
Tue
14 Apr
50
Excellent
Weiyuan Air quality rank
Air quality in the last 12 months (Weiyuan)
|
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
|
|
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
|
|
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