Hainan - China   2025-09-09   Tuesday   19.22N, 109.45E

Baisha

Hainan - China
2025-09-09

Air Quality

Excellent

No health implications.

9

PM2.5

18

PM10

26

O3

0.5

CO

6

SO2

10

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

9 Sep

29 Excellent

Wed

10 Sep

28 Excellent

Thu

11 Sep

30 Excellent

Fri

12 Sep

37 Excellent

Sat

13 Sep

36 Excellent

Sun

14 Sep

32 Excellent

Mon

15 Sep

17 Excellent

Monthly Average AQI (Baisha)

2020/09 - 2025/08

Air quality in the last 12 months (Baisha)

2025/08
30
30
31
24
25
26
26
23
21
21
17
18
16
17
13
11
11
9
14
18
19
15
15
17
13
14
13
15
13
15
15
2025/07
12
11
10
13
13
14
12
15
18
21
19
16
19
20
18
20
17
18
14
12
11
11
13
11
13
18
14
11
13
14
19
2025/06
16
17
23
28
20
18
19
20
20
23
19
9
12
11
14
16
17
15
14
14
15
11
13
11
9
11
11
11
14
13
2025/05
20
18
24
25
21
24
21
20
20
17
21
36
24
13
16
14
13
16
17
17
17
14
16
17
21
30
24
17
15
17
12
2025/04
19
29
29
30
34
14
22
28
33
36
37
33
110
140
107
89
85
48
30
28
24
26
25
29
34
23
20
22
20
19
2025/03
27
26
29
36
41
18
10
11
25
26
28
23
22
22
28
19
27
35
42
46
41
39
36
42
41
41
47
47
25
11
15
2025/02
26
22
28
25
23
30
37
28
49
40
26
15
22
16
15
22
30
35
43
32
34
21
14
23
16
22
25
28
2025/01
62
44
53
47
56
64
44
45
54
66
50
48
38
22
35
55
57
46
48
48
39
40
33
32
23
26
25
33
43
37
26
2024/12
35
32
29
26
30
33
43
41
34
26
26
42
35
40
55
45
34
46
46
48
45
48
50
52
51
36
54
55
57
41
52
2024/11
41
42
29
17
38
43
44
46
43
40
37
34
36
37
33
27
31
24
27
8
15
23
25
21
16
25
28
36
38
36
2024/10
27
30
38
42
39
38
21
48
58
52
36
29
28
16
13
10
10
12
16
21
23
30
32
30
34
37
18
20
8
20
33
2024/09
16
13
14
19
25
14
13
20
17
12
12
17
18
17
21
24
19
18
8
10
15
12
9
9
20
24
22
18
19
20
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