Hainan - China   2025-03-14   Friday   18.30N, 109.45E

Tianya

Hainan - China
2025-03-14

Air Quality

Excellent

No health implications.

7

PM2.5

17

PM10

39

O3

0.4

CO

3

SO2

4

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

14 Mar

36 Excellent

Sat

15 Mar

36 Excellent

Sun

16 Mar

56 Good

Mon

17 Mar

57 Good

Tue

18 Mar

50 Excellent

Wed

19 Mar

52 Good

Thu

20 Mar

49 Excellent

Monthly Average AQI (Tianya)

2020/02 - 2025/01

Air quality in the last 12 months (Tianya)

2025/01
47
42
42
41
46
55
42
37
40
56
42
44
34
16
17
49
53
44
39
41
33
33
31
28
23
21
17
34
37
31
25
2024/12
32
28
24
23
27
30
36
40
23
24
16
19
11
24
46
37
33
35
40
39
39
39
24
35
30
13
16
37
49
35
33
2024/11
30
38
20
13
29
32
27
37
42
34
19
19
25
25
23
24
22
18
19
9
9
12
13
9
17
18
18
29
32
31
2024/10
18
29
29
34
34
29
14
36
49
44
27
26
23
14
11
9
11
12
15
17
16
23
33
27
30
23
17
11
7
7
26
2024/09
12
12
14
18
24
17
30
23
21
14
13
14
12
11
15
18
17
15
8
9
14
11
9
8
15
14
15
13
13
13
2024/08
17
16
17
18
18
17
16
15
17
18
21
20
16
13
16
16
16
21
21
16
23
19
16
15
15
15
16
19
19
16
15
2024/07
19
18
16
10
9
10
11
13
16
18
15
11
13
11
13
12
9
12
11
12
14
11
19
21
19
22
19
19
13
17
19
2024/06
12
17
16
24
26
19
21
14
19
17
21
21
19
21
29
26
22
21
21
20
16
9
8
15
18
12
12
12
16
21
2024/05
26
17
16
22
24
22
17
20
27
23
21
22
20
13
13
22
20
12
15
17
15
10
12
15
11
18
20
19
23
18
14
2024/04
23
27
25
25
21
26
27
22
33
29
28
32
29
28
25
22
23
23
25
20
23
19
20
22
18
26
32
24
22
22
2024/03
16
10
13
23
36
46
36
12
33
35
35
21
24
33
41
35
26
30
25
17
31
42
31
28
28
32
35
27
27
21
25
2024/02
21
21
21
19
18
20
20
19
19
31
28
37
37
34
30
30
27
19
28
40
25
29
34
24
22
25
22
23
22
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