Air Quality
Excellent
No health implications.
20
PM2.5
22
PM10
81
O3
0.4
CO
3
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 May
63
Good
Thu
28 May
84
Good
Fri
29 May
94
Good
Sat
30 May
97
Good
Sun
31 May
104
Light
Mon
1 Jun
89
Good
Tue
2 Jun
21
Excellent
Real-time AQI (Monitoring Station in Weihai)
市监测站
2920
PM2.5
22
PM10
81
O3
0.4
CO
3
SO2
6
NO2
Air quality in the last 12 months (Weihai)
|
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
|
|
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
|
|
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