Hainan - China   2025-09-18   Thursday   18.36N, 109.17E

Yazhou

Hainan - China
2025-09-18

Air Quality

Excellent

No health implications.

3

PM2.5

14

PM10

37

O3

0.4

CO

4

SO2

4

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

18 Sep

28 Excellent

Fri

19 Sep

29 Excellent

Sat

20 Sep

55 Good

Sun

21 Sep

54 Good

Mon

22 Sep

52 Good

Tue

23 Sep

57 Good

Wed

24 Sep

32 Excellent

Yazhou Air quality rank

Monthly Average AQI (Yazhou)

2020/09 - 2025/08

Air quality in the last 12 months (Yazhou)

2025/08
35
31
33
24
30
30
27
23
25
17
18
20
16
19
12
15
10
12
19
22
19
13
12
14
19
17
12
16
16
13
13
2025/07
14
10
11
14
16
14
14
20
22
24
21
18
21
21
20
18
16
18
16
14
24
17
14
12
15
18
15
14
21
20
27
2025/06
18
20
20
23
18
16
19
21
21
25
20
8
19
19
18
23
22
18
17
17
16
13
13
13
11
10
13
11
15
18
2025/05
23
18
23
22
18
20
22
18
24
18
16
25
19
12
13
11
15
17
14
17
18
12
13
15
16
19
13
16
14
17
13
2025/04
14
20
28
30
35
22
24
26
29
29
29
27
48
102
97
93
81
42
26
22
23
22
22
24
25
22
14
19
18
21
2025/03
25
22
21
22
25
17
11
11
24
26
27
24
20
20
22
18
16
17
27
40
39
37
32
34
36
31
35
28
27
15
13
2025/02
22
19
20
13
19
28
28
15
31
34
20
18
24
10
11
15
22
32
43
33
33
19
12
12
11
21
28
28
2025/01
50
43
44
43
48
56
44
40
42
57
43
45
35
18
20
49
54
45
41
44
36
34
32
29
24
21
18
33
38
31
25
2024/12
33
29
24
23
27
31
37
39
25
25
17
22
15
27
47
39
34
37
41
40
41
41
29
38
35
19
22
39
51
36
37
2024/11
32
38
22
14
30
33
30
38
41
35
21
21
26
26
24
24
24
19
20
10
11
13
15
12
17
19
19
30
33
31
2024/10
18
28
29
35
34
30
15
37
50
45
28
27
24
15
12
9
11
12
15
18
17
23
33
27
31
26
17
11
8
9
27
2024/09
13
13
13
18
24
17
27
22
21
14
13
15
12
11
16
19
17
15
8
10
15
11
9
9
15
15
16
13
14
14
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