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
15 Aug
Sat
16 Aug
Sun
17 Aug
Mon
18 Aug
Tue
19 Aug
Wed
20 Aug
Thu
21 Aug
Real-time AQI (Monitoring Station in Weihai)
华夏技校
143
PM2.5
14
PM10
42
O3
0.3
CO
3
SO2
11
NO2
市监测站
183
PM2.5
17
PM10
57
O3
0.5
CO
2
SO2
6
NO2
临港区管委会
173
PM2.5
12
PM10
54
O3
0.4
CO
4
SO2
12
NO2
Air quality in the last 12 months (Weihai)
|
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
|
|
2024/11
|
52
|
53
|
28
|
45
|
15
|
16
|
32
|
37
|
44
|
50
|
42
|
54
|
20
|
27
|
18
|
36
|
20
|
14
|
30
|
58
|
60
|
21
|
16
|
23
|
25
|
22
|
19
|
25
|
24
|
40
|
|
|
2024/10
|
11
|
10
|
12
|
13
|
13
|
22
|
30
|
18
|
18
|
39
|
39
|
38
|
36
|
15
|
28
|
18
|
27
|
18
|
38
|
18
|
11
|
12
|
25
|
48
|
46
|
56
|
46
|
13
|
34
|
70
|
73
|
|
2024/09
|
27
|
15
|
15
|
17
|
15
|
14
|
24
|
23
|
18
|
14
|
15
|
16
|
22
|
35
|
25
|
21
|
13
|
21
|
25
|
20
|
17
|
17
|
14
|
13
|
20
|
32
|
24
|
19
|
17
|
17
|
|
|
2024/08
|
25
|
27
|
14
|
24
|
11
|
13
|
16
|
24
|
26
|
19
|
43
|
61
|
47
|
30
|
42
|
40
|
36
|
23
|
12
|
10
|
15
|
20
|
36
|
38
|
29
|
24
|
13
|
18
|
24
|
32
|
25
|
|
2024/07
|
40
|
13
|
27
|
29
|
18
|
14
|
18
|
41
|
46
|
35
|
58
|
49
|
60
|
37
|
31
|
11
|
17
|
32
|
36
|
12
|
18
|
11
|
12
|
16
|
10
|
14
|
19
|
27
|
26
|
27
|
25
|
|
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