Air Quality
Excellent
No health implications.
14
PM2.5
17
PM10
71
O3
0.5
CO
2
SO2
24
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Jul
58
Good
Sat
18 Jul
66
Good
Sun
19 Jul
83
Good
Mon
20 Jul
82
Good
Tue
21 Jul
58
Good
Wed
22 Jul
64
Good
Thu
23 Jul
49
Excellent
Real-time AQI (Monitoring Station in Weihai)
市监测站
2314
PM2.5
17
PM10
71
O3
0.5
CO
2
SO2
24
NO2
Air quality in the last 12 months (Weihai)
|
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
|
|
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
|
|
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