Hainan - China   2025-04-27   Sunday   19.68N, 110.35E

Ding'an

Hainan - China
2025-04-27

Air Quality

Excellent

No health implications.

7

PM2.5

14

PM10

50

O3

0.3

CO

3

SO2

15

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

27 Apr

41 Excellent

Mon

28 Apr

42 Excellent

Tue

29 Apr

47 Excellent

Wed

30 Apr

41 Excellent

Thu

1 May

43 Excellent

Fri

2 May

43 Excellent

Sat

3 May

39 Excellent

Monthly Average AQI (Ding'an)

2020/03 - 2025/02

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

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
2024/06
16
21
17
20
21
21
17
22
22
18
20
21
23
23
24
28
24
22
23
21
18
12
11
12
18
13
11
17
15
22
2024/05
29
22
20
22
29
31
26
22
28
32
28
27
24
25
27
29
33
15
15
18
18
14
14
22
20
20
24
23
25
23
17
2024/04
34
30
31
30
29
38
36
39
33
27
35
33
38
37
37
32
27
32
32
33
29
27
32
36
27
40
47
39
33
35
2024/03
11
13
21
24
39
47
33
25
34
36
21
20
24
40
48
36
27
28
24
36
45
43
32
30
38
34
37
35
32
26
33
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