Air Quality
Heavy
Healthy people will commonly show symptoms. People with respiratory or heart diseases will be significantly affected and will experience reduced endurance in activities.
173
*
PM2.5
234
PM10
41
O3
1.3
CO
14
SO2
39
NO2
Healthy people will commonly show symptoms. People with respiratory or heart diseases will be significantly affected and will experience reduced endurance in activities.
Advise
Children, seniors and individuals with heart or lung diseases should stay indoors and avoid outdoor activities. General population should reduce outdoor activities.
Air Quality
Today
28 Jan
189
Moderate
Thu
29 Jan
186
Moderate
Fri
30 Jan
116
Light
Sat
31 Jan
107
Light
Sun
1 Feb
126
Light
Mon
2 Feb
125
Light
Tue
3 Feb
47
Excellent
Weihui Air quality rank
Air quality in the last 12 months (Weihui)
|
2025/12
|
142
|
63
|
54
|
66
|
102
|
115
|
86
|
79
|
131
|
192
|
145
|
36
|
58
|
71
|
78
|
155
|
151
|
213
|
216
|
142
|
81
|
60
|
103
|
98
|
75
|
92
|
134
|
169
|
130
|
145
|
36
|
|
2025/11
|
81
|
58
|
79
|
121
|
91
|
168
|
85
|
72
|
69
|
87
|
101
|
118
|
80
|
100
|
101
|
99
|
45
|
41
|
47
|
58
|
69
|
70
|
72
|
86
|
72
|
136
|
183
|
136
|
114
|
110
|
|
|
2025/10
|
47
|
23
|
45
|
44
|
31
|
15
|
39
|
34
|
9
|
14
|
32
|
18
|
34
|
48
|
52
|
52
|
22
|
27
|
43
|
37
|
44
|
56
|
81
|
100
|
80
|
117
|
108
|
148
|
100
|
175
|
198
|
|
2025/09
|
46
|
38
|
30
|
31
|
31
|
55
|
61
|
50
|
32
|
42
|
32
|
26
|
55
|
52
|
47
|
35
|
21
|
22
|
24
|
40
|
48
|
19
|
32
|
39
|
47
|
46
|
22
|
50
|
48
|
60
|
|
|
2025/08
|
39
|
37
|
41
|
50
|
49
|
35
|
41
|
36
|
25
|
35
|
43
|
26
|
35
|
40
|
38
|
24
|
26
|
36
|
39
|
35
|
32
|
40
|
38
|
29
|
43
|
38
|
51
|
29
|
30
|
38
|
34
|
|
2025/07
|
18
|
24
|
24
|
38
|
30
|
30
|
38
|
37
|
44
|
56
|
67
|
53
|
47
|
48
|
48
|
42
|
35
|
47
|
49
|
50
|
36
|
40
|
17
|
20
|
34
|
37
|
40
|
38
|
37
|
34
|
36
|
|
2025/06
|
58
|
70
|
58
|
69
|
73
|
70
|
87
|
76
|
67
|
57
|
62
|
53
|
54
|
54
|
48
|
31
|
47
|
38
|
30
|
45
|
44
|
47
|
42
|
44
|
63
|
31
|
41
|
35
|
36
|
30
|
|
|
2025/05
|
67
|
88
|
48
|
49
|
132
|
128
|
95
|
82
|
60
|
35
|
53
|
55
|
72
|
69
|
42
|
70
|
112
|
70
|
88
|
67
|
79
|
67
|
83
|
60
|
62
|
61
|
63
|
60
|
63
|
65
|
54
|
|
2025/04
|
78
|
55
|
61
|
97
|
75
|
88
|
100
|
83
|
94
|
108
|
103
|
234
|
93
|
52
|
63
|
116
|
153
|
105
|
66
|
69
|
64
|
68
|
85
|
71
|
78
|
77
|
88
|
59
|
62
|
90
|
|
|
2025/03
|
120
|
64
|
40
|
45
|
93
|
95
|
91
|
89
|
105
|
102
|
103
|
138
|
124
|
65
|
77
|
43
|
48
|
60
|
67
|
58
|
57
|
66
|
98
|
264
|
281
|
148
|
109
|
168
|
67
|
64
|
71
|
|
2025/02
|
102
|
163
|
123
|
73
|
52
|
66
|
96
|
63
|
76
|
93
|
124
|
98
|
60
|
76
|
79
|
72
|
71
|
71
|
54
|
69
|
98
|
93
|
60
|
81
|
90
|
90
|
120
|
151
|
|||
|
2025/01
|
136
|
95
|
97
|
148
|
94
|
64
|
60
|
63
|
52
|
81
|
81
|
55
|
96
|
107
|
55
|
57
|
81
|
105
|
110
|
123
|
207
|
106
|
74
|
114
|
119
|
77
|
32
|
52
|
230
|
185
|
90
|
|
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