Hainan - China   2025-07-09   Wednesday   20.05N, 110.20E

Haikou

Hainan - China
2025-07-09

Air Quality

Excellent

No health implications.

11

PM2.5

20

PM10

43

O3

0.4

CO

5

SO2

12

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

9 Jul

26 Excellent

Thu

10 Jul

27 Excellent

Fri

11 Jul

29 Excellent

Sat

12 Jul

28 Excellent

Sun

13 Jul

30 Excellent

Mon

14 Jul

26 Excellent

Tue

15 Jul

34 Excellent

Real-time AQI (Monitoring Station in Haikou)

秀英海南医院

26

18

PM2.5

21

PM10

40

O3

0.4

CO

5

SO2

16

NO2

海南师范大学

17

10

PM2.5

17

PM10

47

O3

0.3

CO

4

SO2

7

NO2

龙华路环保局宿舍

23

9

PM2.5

23

PM10

46

O3

0.3

CO

5

SO2

12

NO2

桂林洋子站

16

6

PM2.5

16

PM10

36

O3

0.4

CO

4

SO2

11

NO2

Monthly Average AQI (Haikou)

2020/07 - 2025/06

Air quality in the last 12 months (Haikou)

2025/06
22
22
29
24
11
16
20
23
21
23
20
17
14
15
20
19
24
19
17
18
17
15
15
15
13
11
12
17
16
17
2025/05
26
22
28
26
22
25
22
16
25
20
27
36
29
18
12
16
16
19
19
20
20
17
17
15
33
41
33
23
16
13
14
2025/04
23
36
31
34
40
31
43
37
37
36
28
34
150
167
148
120
80
52
38
27
29
29
31
30
29
25
17
29
37
34
2025/03
28
25
29
25
22
14
22
25
37
50
43
30
25
21
24
20
37
42
52
51
47
46
38
41
42
36
35
29
21
11
18
2025/02
32
18
33
23
28
38
42
34
54
43
36
27
34
25
20
21
33
50
44
37
37
27
33
28
32
45
39
28
2025/01
65
51
64
53
61
76
48
54
67
61
44
41
44
45
43
57
59
50
51
63
43
56
50
40
32
32
34
34
50
49
49
2024/12
40
34
34
32
38
42
55
38
39
32
36
46
42
41
56
42
42
46
48
51
48
46
54
57
51
49
66
68
59
48
58
2024/11
50
43
36
37
43
49
54
47
52
51
46
46
52
53
41
41
23
31
27
10
17
28
33
32
30
27
36
40
39
46
2024/10
29
30
43
46
37
40
39
54
63
53
39
34
31
23
18
15
15
18
20
28
33
40
28
35
41
47
28
30
26
35
44
2024/09
12
16
17
26
27
23
19
31
26
21
13
20
23
20
29
30
24
25
21
15
17
14
17
17
21
31
26
22
19
19
2024/08
23
23
22
22
22
23
25
27
25
30
28
26
21
22
24
22
16
18
25
22
21
22
20
23
18
23
19
21
27
21
17
2024/07
20
21
18
15
11
12
12
14
15
17
19
17
15
17
16
16
13
14
16
17
14
13
15
19
17
17
25
26
19
17
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