Air Quality
Light
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
107
*
PM2.5
151
PM10
11
O3
1.2
CO
2
SO2
53
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
31 Jan
151
Moderate
Sun
1 Feb
132
Light
Mon
2 Feb
123
Light
Tue
3 Feb
143
Light
Wed
4 Feb
148
Light
Thu
5 Feb
143
Light
Fri
6 Feb
37
Excellent
Air quality in the last 12 months (Weiyang)
|
2025/12
|
92
|
78
|
75
|
93
|
145
|
158
|
93
|
103
|
129
|
144
|
146
|
104
|
80
|
101
|
120
|
141
|
134
|
164
|
130
|
67
|
71
|
112
|
100
|
98
|
75
|
81
|
114
|
175
|
153
|
176
|
125
|
|
2025/11
|
70
|
78
|
86
|
98
|
93
|
71
|
44
|
61
|
71
|
97
|
98
|
103
|
80
|
97
|
102
|
83
|
33
|
35
|
60
|
77
|
88
|
97
|
64
|
85
|
81
|
164
|
142
|
113
|
83
|
93
|
|
|
2025/10
|
22
|
32
|
51
|
29
|
19
|
17
|
13
|
41
|
22
|
16
|
13
|
14
|
27
|
52
|
34
|
36
|
14
|
30
|
37
|
29
|
34
|
48
|
62
|
72
|
62
|
42
|
65
|
71
|
84
|
77
|
75
|
|
2025/09
|
45
|
35
|
36
|
16
|
29
|
58
|
65
|
48
|
44
|
46
|
25
|
21
|
42
|
55
|
50
|
36
|
19
|
11
|
17
|
38
|
18
|
17
|
26
|
27
|
50
|
46
|
34
|
20
|
36
|
52
|
|
|
2025/08
|
43
|
45
|
44
|
45
|
26
|
37
|
41
|
34
|
22
|
25
|
31
|
47
|
48
|
50
|
34
|
31
|
24
|
27
|
26
|
29
|
57
|
45
|
30
|
27
|
45
|
44
|
38
|
22
|
18
|
24
|
29
|
|
2025/07
|
28
|
26
|
36
|
35
|
19
|
37
|
35
|
30
|
48
|
36
|
35
|
47
|
48
|
44
|
37
|
48
|
42
|
28
|
40
|
31
|
31
|
45
|
27
|
18
|
18
|
24
|
30
|
33
|
38
|
51
|
35
|
|
2025/06
|
47
|
40
|
44
|
49
|
40
|
41
|
28
|
32
|
36
|
47
|
59
|
47
|
51
|
50
|
70
|
62
|
60
|
49
|
34
|
41
|
42
|
39
|
36
|
40
|
32
|
31
|
42
|
30
|
34
|
29
|
|
|
2025/05
|
92
|
77
|
78
|
72
|
124
|
471
|
210
|
113
|
84
|
51
|
47
|
61
|
46
|
67
|
74
|
61
|
199
|
119
|
75
|
72
|
72
|
84
|
54
|
53
|
45
|
43
|
58
|
48
|
42
|
51
|
48
|
|
2025/04
|
79
|
94
|
91
|
108
|
93
|
88
|
78
|
87
|
114
|
102
|
120
|
314
|
129
|
78
|
61
|
121
|
120
|
114
|
84
|
69
|
65
|
149
|
103
|
68
|
73
|
63
|
47
|
50
|
56
|
109
|
|
|
2025/03
|
184
|
69
|
27
|
64
|
81
|
79
|
90
|
97
|
73
|
93
|
222
|
220
|
85
|
60
|
48
|
42
|
50
|
49
|
47
|
61
|
67
|
72
|
88
|
73
|
60
|
190
|
179
|
122
|
98
|
81
|
79
|
|
2025/02
|
210
|
160
|
30
|
53
|
44
|
53
|
88
|
37
|
57
|
101
|
133
|
78
|
93
|
96
|
70
|
77
|
89
|
111
|
115
|
122
|
138
|
162
|
71
|
71
|
82
|
81
|
114
|
126
|
|||
|
2025/01
|
134
|
90
|
111
|
125
|
104
|
74
|
69
|
85
|
54
|
81
|
64
|
74
|
110
|
86
|
33
|
69
|
115
|
95
|
96
|
149
|
192
|
224
|
185
|
129
|
62
|
81
|
59
|
99
|
285
|
254
|
265
|
|
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