Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Apr
Sun
19 Apr
Mon
20 Apr
Tue
21 Apr
Wed
22 Apr
Thu
23 Apr
Fri
24 Apr
Real-time AQI (Monitoring Station in Weihai)
市监测站
2915
PM2.5
29
PM10
64
O3
0.2
CO
4
SO2
10
NO2
临港区管委会
3113
PM2.5
31
PM10
96
O3
0.1
CO
2
SO2
4
NO2
Air quality in the last 12 months (Weihai)
|
2026/03
|
93
|
29
|
35
|
95
|
53
|
37
|
29
|
45
|
41
|
31
|
40
|
59
|
59
|
65
|
64
|
77
|
55
|
60
|
35
|
47
|
64
|
68
|
110
|
138
|
56
|
88
|
81
|
41
|
83
|
61
|
38
|
|
2026/02
|
106
|
35
|
69
|
95
|
106
|
29
|
25
|
28
|
49
|
57
|
60
|
96
|
119
|
72
|
51
|
32
|
58
|
35
|
48
|
76
|
61
|
124
|
44
|
37
|
68
|
75
|
88
|
78
|
|||
|
2026/01
|
18
|
29
|
74
|
120
|
21
|
64
|
51
|
29
|
59
|
40
|
13
|
45
|
31
|
31
|
107
|
77
|
20
|
15
|
19
|
23
|
22
|
43
|
75
|
43
|
22
|
31
|
35
|
31
|
21
|
23
|
54
|
|
2025/12
|
23
|
22
|
22
|
28
|
22
|
53
|
79
|
31
|
55
|
48
|
44
|
20
|
24
|
41
|
62
|
67
|
41
|
47
|
54
|
83
|
21
|
19
|
30
|
28
|
22
|
27
|
47
|
70
|
73
|
23
|
19
|
|
2025/11
|
56
|
26
|
15
|
29
|
25
|
29
|
62
|
50
|
55
|
20
|
54
|
61
|
34
|
34
|
84
|
61
|
29
|
22
|
35
|
38
|
39
|
67
|
96
|
120
|
35
|
42
|
44
|
37
|
102
|
105
|
|
|
2025/10
|
49
|
21
|
10
|
25
|
19
|
7
|
6
|
21
|
17
|
6
|
7
|
20
|
21
|
8
|
8
|
41
|
42
|
22
|
22
|
13
|
12
|
14
|
21
|
26
|
44
|
48
|
14
|
27
|
24
|
17
|
19
|
|
2025/09
|
12
|
33
|
30
|
11
|
12
|
11
|
24
|
31
|
45
|
31
|
24
|
18
|
11
|
10
|
11
|
13
|
16
|
12
|
13
|
15
|
18
|
11
|
9
|
14
|
39
|
51
|
35
|
24
|
40
|
33
|
|
|
2025/08
|
11
|
19
|
10
|
12
|
16
|
12
|
15
|
19
|
12
|
12
|
16
|
11
|
19
|
20
|
12
|
16
|
22
|
24
|
18
|
24
|
18
|
19
|
34
|
19
|
14
|
14
|
21
|
15
|
10
|
14
|
7
|
|
2025/07
|
22
|
21
|
27
|
35
|
32
|
28
|
21
|
11
|
30
|
35
|
25
|
21
|
23
|
22
|
15
|
14
|
14
|
15
|
16
|
13
|
11
|
11
|
10
|
18
|
18
|
19
|
22
|
15
|
10
|
11
|
11
|
|
2025/06
|
36
|
25
|
24
|
22
|
37
|
47
|
31
|
25
|
22
|
17
|
20
|
16
|
10
|
12
|
17
|
31
|
27
|
33
|
12
|
15
|
30
|
20
|
20
|
26
|
27
|
36
|
39
|
34
|
20
|
20
|
|
|
2025/05
|
47
|
30
|
17
|
30
|
21
|
19
|
31
|
38
|
29
|
30
|
32
|
49
|
47
|
35
|
35
|
27
|
26
|
31
|
55
|
66
|
23
|
55
|
51
|
34
|
42
|
48
|
58
|
32
|
32
|
43
|
36
|
|
2025/04
|
51
|
42
|
41
|
35
|
34
|
34
|
65
|
46
|
38
|
38
|
29
|
62
|
62
|
22
|
31
|
60
|
80
|
32
|
27
|
44
|
22
|
24
|
32
|
47
|
35
|
61
|
51
|
35
|
54
|
60
|
|
|
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
*: primary pollution