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
21 Jan
Thu
22 Jan
Fri
23 Jan
Sat
24 Jan
Sun
25 Jan
Mon
26 Jan
Tue
27 Jan
Weihai Air quality rank
Real-time AQI (Monitoring Station in Weihai)
市监测站
2517
PM2.5
22
PM10
63
O3
0.2
CO
7
SO2
10
NO2
临港区管委会
2212
PM2.5
22
PM10
60
O3
0.5
CO
4
SO2
11
NO2
Air quality in the last 12 months (Weihai)
|
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
|
|
|
2025/03
|
59
|
57
|
31
|
11
|
19
|
40
|
45
|
73
|
109
|
75
|
28
|
67
|
63
|
45
|
45
|
36
|
39
|
35
|
45
|
50
|
47
|
57
|
68
|
98
|
128
|
130
|
71
|
29
|
29
|
32
|
55
|
|
2025/02
|
31
|
49
|
22
|
22
|
18
|
38
|
21
|
32
|
23
|
48
|
35
|
25
|
55
|
64
|
80
|
76
|
22
|
22
|
25
|
31
|
30
|
22
|
21
|
36
|
57
|
84
|
79
|
88
|
|||
|
2025/01
|
56
|
21
|
22
|
50
|
124
|
31
|
20
|
23
|
18
|
19
|
27
|
46
|
74
|
65
|
26
|
47
|
46
|
65
|
131
|
40
|
75
|
35
|
24
|
21
|
53
|
51
|
45
|
17
|
36
|
27
|
29
|
|
2024/12
|
51
|
38
|
20
|
31
|
43
|
26
|
14
|
22
|
44
|
51
|
23
|
28
|
31
|
26
|
27
|
33
|
21
|
23
|
19
|
72
|
26
|
24
|
36
|
21
|
77
|
35
|
25
|
27
|
55
|
76
|
39
|
|
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