Hainan - China   2025-08-20   Wednesday   19.68N, 110.35E

Ding'an

Hainan - China
2025-08-20

Air Quality

Excellent

No health implications.

8

PM2.5

16

PM10

48

O3

0.4

CO

7

SO2

3

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

20 Aug

31 Excellent

Thu

21 Aug

34 Excellent

Fri

22 Aug

34 Excellent

Sat

23 Aug

32 Excellent

Sun

24 Aug

32 Excellent

Mon

25 Aug

27 Excellent

Tue

26 Aug

50 Excellent

Monthly Average AQI (Ding'an)

2020/07 - 2025/06

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

2025/06
21
21
28
24
13
18
22
24
22
28
18
14
12
13
18
18
21
16
14
16
15
12
12
14
10
9
11
15
16
15
2025/05
22
22
29
24
20
22
19
16
24
16
23
34
23
13
11
18
15
18
17
16
18
15
17
13
27
36
27
18
14
11
12
2025/04
17
33
30
32
35
21
36
32
34
36
29
31
142
161
136
110
79
48
35
26
29
27
28
26
24
22
17
26
35
31
2025/03
25
23
28
25
22
12
28
18
34
41
35
24
20
19
25
15
33
38
47
48
43
42
37
42
42
34
35
30
16
8
14
2025/02
29
17
28
23
26
33
40
31
52
39
29
20
30
22
16
19
28
47
41
32
33
22
23
27
25
36
35
25
2025/01
61
46
60
50
57
74
43
50
59
60
43
41
41
33
40
57
59
47
49
62
41
53
45
39
27
27
31
32
49
45
41
2024/12
36
31
30
29
34
34
49
37
35
27
30
42
35
37
53
42
36
45
44
49
48
46
51
53
49
41
57
63
56
42
54
2024/11
50
43
32
32
42
47
51
47
53
46
44
44
53
55
41
42
24
28
26
8
15
26
32
27
26
27
33
36
38
45
2024/10
30
31
42
47
38
40
33
53
62
51
37
32
27
19
15
12
12
16
19
26
30
38
28
36
40
45
24
29
19
32
41
2024/09
13
18
18
27
29
21
18
28
21
11
12
20
25
22
27
27
22
21
16
11
15
11
17
17
23
30
26
22
20
20
2024/08
22
23
20
22
22
25
24
24
23
27
26
25
21
22
24
22
17
18
22
20
21
21
19
23
18
22
21
23
27
21
16
2024/07
19
21
16
13
12
12
11
13
15
17
18
15
13
14
13
13
10
12
15
15
13
10
13
18
16
16
24
24
18
16
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