Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
23
PM2.5
63
*
PM10
29
O3
1.3
CO
24
SO2
30
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
1 Dec
68
Good
Tue
2 Dec
62
Good
Wed
3 Dec
72
Good
Thu
4 Dec
80
Good
Fri
5 Dec
82
Good
Sat
6 Dec
83
Good
Sun
7 Dec
18
Excellent
Hainan Prefecture Air quality rank
Air quality in the last 12 months (Hainan Prefecture)
|
2025/10
|
69
|
38
|
43
|
103
|
58
|
52
|
56
|
32
|
36
|
42
|
50
|
70
|
57
|
49
|
61
|
59
|
40
|
44
|
32
|
36
|
46
|
66
|
47
|
56
|
56
|
43
|
66
|
72
|
84
|
64
|
48
|
|
2025/09
|
45
|
109
|
70
|
72
|
71
|
66
|
51
|
57
|
64
|
55
|
50
|
49
|
77
|
67
|
64
|
40
|
20
|
24
|
30
|
25
|
25
|
38
|
35
|
51
|
39
|
40
|
48
|
46
|
61
|
64
|
|
|
2025/08
|
60
|
39
|
35
|
26
|
50
|
59
|
40
|
24
|
43
|
52
|
69
|
63
|
62
|
47
|
52
|
36
|
33
|
41
|
26
|
53
|
31
|
46
|
37
|
39
|
36
|
29
|
26
|
38
|
47
|
36
|
38
|
|
2025/07
|
35
|
19
|
39
|
95
|
29
|
30
|
29
|
52
|
35
|
43
|
36
|
36
|
41
|
53
|
50
|
16
|
33
|
41
|
40
|
25
|
25
|
32
|
35
|
26
|
43
|
62
|
26
|
35
|
31
|
25
|
35
|
|
2025/06
|
44
|
42
|
31
|
29
|
45
|
51
|
54
|
50
|
51
|
30
|
56
|
75
|
46
|
59
|
61
|
40
|
51
|
59
|
30
|
29
|
32
|
64
|
46
|
40
|
38
|
25
|
32
|
48
|
45
|
28
|
|
|
2025/05
|
85
|
95
|
31
|
107
|
344
|
95
|
94
|
120
|
38
|
40
|
47
|
92
|
100
|
67
|
60
|
252
|
65
|
78
|
76
|
79
|
65
|
77
|
36
|
56
|
50
|
45
|
55
|
108
|
84
|
114
|
55
|
|
2025/04
|
40
|
50
|
169
|
60
|
62
|
119
|
82
|
117
|
53
|
91
|
343
|
87
|
76
|
43
|
128
|
282
|
86
|
66
|
82
|
111
|
329
|
75
|
72
|
49
|
64
|
87
|
38
|
44
|
153
|
131
|
|
|
2025/03
|
109
|
67
|
58
|
75
|
52
|
44
|
84
|
100
|
119
|
192
|
244
|
81
|
78
|
79
|
36
|
31
|
39
|
28
|
35
|
59
|
72
|
84
|
430
|
368
|
466
|
489
|
273
|
47
|
36
|
40
|
45
|
|
2025/02
|
65
|
29
|
31
|
30
|
60
|
109
|
54
|
46
|
60
|
92
|
118
|
76
|
68
|
79
|
76
|
71
|
77
|
50
|
38
|
46
|
49
|
35
|
38
|
50
|
69
|
91
|
74
|
82
|
|||
|
2025/01
|
84
|
62
|
58
|
103
|
66
|
56
|
31
|
29
|
40
|
48
|
64
|
72
|
173
|
32
|
42
|
75
|
71
|
79
|
98
|
95
|
90
|
79
|
80
|
110
|
113
|
65
|
41
|
93
|
176
|
77
|
78
|
|
2024/12
|
51
|
55
|
58
|
25
|
24
|
27
|
33
|
52
|
66
|
58
|
83
|
68
|
46
|
62
|
91
|
83
|
84
|
52
|
55
|
39
|
44
|
65
|
78
|
84
|
56
|
48
|
39
|
91
|
106
|
90
|
105
|
|
2024/11
|
65
|
80
|
46
|
54
|
64
|
71
|
89
|
82
|
68
|
78
|
54
|
56
|
109
|
86
|
120
|
42
|
54
|
56
|
92
|
92
|
67
|
61
|
84
|
80
|
60
|
143
|
87
|
32
|
41
|
56
|
|
|
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