Hainan - China   2025-04-19   Saturday   18.41N, 109.76E

Haitang

Hainan - China
2025-04-19

Air Quality

Excellent

No health implications.

16

PM2.5

32

PM10

44

O3

0.1

CO

4

SO2

5

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

19 Apr

77 Good

Sun

20 Apr

77 Good

Mon

21 Apr

51 Good

Tue

22 Apr

47 Excellent

Wed

23 Apr

50 Excellent

Thu

24 Apr

47 Excellent

Fri

25 Apr

40 Excellent

Monthly Average AQI (Haitang)

2020/03 - 2025/02

Air quality in the last 12 months (Haitang)

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