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
17 Aug
Tue
18 Aug
Wed
19 Aug
Thu
20 Aug
Fri
21 Aug
Sat
22 Aug
Sun
23 Aug
Real-time AQI (Monitoring Station in Weihai)
市监测站
4713
PM2.5
27
PM10
148
O3
0.4
CO
3
SO2
1
NO2
临港区管委会
4010
PM2.5
19
PM10
127
O3
0.3
CO
6
SO2
7
NO2
Air quality in the last 12 months (Weihai)
|
2026/07
|
30
|
34
|
52
|
34
|
36
|
43
|
29
|
32
|
34
|
24
|
15
|
24
|
18
|
20
|
28
|
31
|
26
|
39
|
43
|
35
|
28
|
27
|
26
|
25
|
34
|
28
|
29
|
26
|
24
|
32
|
37
|
|
2026/06
|
43
|
29
|
24
|
32
|
34
|
30
|
32
|
33
|
44
|
48
|
36
|
60
|
43
|
51
|
36
|
35
|
33
|
28
|
26
|
31
|
29
|
28
|
29
|
36
|
42
|
39
|
42
|
38
|
32
|
32
|
|
|
2026/05
|
64
|
50
|
33
|
33
|
40
|
46
|
38
|
37
|
46
|
41
|
46
|
35
|
40
|
37
|
34
|
34
|
30
|
30
|
26
|
31
|
36
|
30
|
29
|
30
|
31
|
21
|
25
|
48
|
45
|
56
|
72
|
|
2026/04
|
54
|
75
|
60
|
35
|
49
|
31
|
25
|
35
|
31
|
39
|
61
|
49
|
54
|
54
|
65
|
56
|
42
|
38
|
35
|
93
|
61
|
41
|
35
|
51
|
49
|
44
|
49
|
30
|
36
|
43
|
|
|
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
|
|
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