Guangdong - China   2025-07-23   Wednesday   23.47N, 116.76E

Chenghai

Guangdong - China
2025-07-23

Air Quality

Excellent

No health implications.

10

PM2.5

35

PM10

73

O3

0.4

CO

5

SO2

8

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

23 Jul

53 Good

Thu

24 Jul

57 Good

Fri

25 Jul

54 Good

Sat

26 Jul

57 Good

Sun

27 Jul

50 Excellent

Mon

28 Jul

51 Good

Tue

29 Jul

50 Excellent

Monthly Average AQI (Chenghai)

2020/07 - 2025/06

Air quality in the last 12 months (Chenghai)

2025/06
40
32
21
23
34
31
35
26
23
20
25
27
19
32
30
18
20
26
15
16
16
17
23
19
21
16
14
14
12
15
2025/05
55
55
48
36
39
33
37
49
39
29
27
42
41
42
32
21
21
26
27
24
22
31
28
26
24
37
40
34
15
24
37
2025/04
22
43
51
53
37
46
65
68
66
47
41
43
123
104
98
80
64
57
38
37
37
34
34
33
17
20
34
50
40
45
2025/03
108
37
30
24
14
17
23
33
39
44
59
72
61
25
54
15
42
56
46
50
53
52
63
77
72
51
29
50
34
14
12
2025/02
61
23
15
35
56
42
23
38
43
36
50
56
63
39
51
83
57
51
31
30
26
25
37
32
52
59
65
115
2025/01
52
62
63
48
56
59
54
55
60
49
49
45
50
56
83
99
58
49
59
57
57
73
70
34
33
28
26
39
58
41
44
2024/12
52
59
58
45
41
39
49
39
44
32
43
34
31
53
54
53
56
53
56
47
46
67
53
44
42
50
61
87
66
62
72
2024/11
29
19
32
44
43
42
30
35
33
33
41
37
23
29
40
23
26
23
15
12
15
26
31
28
32
20
32
34
37
47
2024/10
22
21
29
26
26
37
30
21
30
36
45
40
36
35
29
28
29
46
45
25
23
37
34
34
40
40
48
26
28
53
39
2024/09
31
43
41
31
26
16
16
14
18
31
54
39
33
29
21
28
28
25
31
18
15
19
14
16
24
32
31
26
33
34
2024/08
27
31
31
40
40
36
33
41
40
33
34
36
37
29
28
24
13
20
14
13
16
29
25
27
51
41
46
41
39
26
21
2024/07
23
20
13
17
16
17
16
13
15
18
18
22
19
16
20
18
15
15
18
19
16
16
35
32
38
16
22
23
26
21
29
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