Guangdong - China   2025-07-20   Sunday   23.46N, 116.68E

Chao'an

Guangdong - China
2025-07-20

Air Quality

Excellent

No health implications.

8

PM2.5

17

PM10

72

O3

0.6

CO

3

SO2

4

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

20 Jul

49 Excellent

Mon

21 Jul

52 Good

Tue

22 Jul

56 Good

Wed

23 Jul

55 Good

Thu

24 Jul

57 Good

Fri

25 Jul

56 Good

Sat

26 Jul

31 Excellent

Chao'an Air quality rank

Monthly Average AQI (Chao'an)

2020/07 - 2025/06

Air quality in the last 12 months (Chao'an)

2025/06
37
27
20
19
33
31
34
24
22
17
21
23
16
27
26
15
17
24
14
13
14
17
21
18
19
15
13
13
11
13
2025/05
54
57
49
36
39
33
33
50
40
28
27
41
40
41
29
20
21
24
27
24
21
27
22
23
21
33
36
30
13
23
34
2025/04
23
40
51
55
38
50
66
68
63
41
49
47
121
101
101
79
62
57
36
40
36
32
33
33
15
20
36
49
40
45
2025/03
103
42
34
32
15
17
22
30
38
44
59
84
65
25
46
14
41
56
47
51
56
54
65
74
69
49
27
52
30
12
12
2025/02
59
24
13
29
54
41
21
37
43
37
50
66
64
40
51
85
55
54
29
30
27
25
35
29
51
59
68
106
2025/01
53
63
62
51
58
60
56
56
59
51
48
44
51
56
76
92
57
50
60
58
56
65
66
34
32
29
27
39
60
44
47
2024/12
55
64
60
42
42
39
46
36
42
34
42
32
32
51
50
51
56
53
52
48
48
61
54
45
41
46
59
81
64
62
75
2024/11
26
19
30
43
43
42
31
34
30
34
40
35
24
25
40
24
28
23
15
11
14
27
31
29
29
20
30
33
37
50
2024/10
20
21
30
26
26
35
31
22
31
35
44
40
35
35
29
28
30
41
46
24
24
36
31
34
38
37
48
25
26
47
39
2024/09
31
40
39
31
26
14
15
13
18
30
53
38
31
33
23
27
29
25
30
18
14
17
13
15
26
32
32
22
35
34
2024/08
25
28
33
39
40
35
37
41
40
32
32
33
30
24
28
25
14
19
13
11
14
27
25
27
42
37
44
41
37
24
21
2024/07
23
20
13
17
15
16
15
14
16
19
18
20
19
18
16
16
14
15
16
19
16
17
34
31
35
12
19
18
20
17
21
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