Guangdong - China   2025-06-21   Saturday   23.37N, 116.73E

Longhu

Guangdong - China
2025-06-21

Air Quality

Excellent

No health implications.

3

PM2.5

8

PM10

29

O3

0.4

CO

5

SO2

8

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

21 Jun

56 Good

Sun

22 Jun

49 Excellent

Mon

23 Jun

52 Good

Tue

24 Jun

53 Good

Wed

25 Jun

57 Good

Thu

26 Jun

50 Excellent

Fri

27 Jun

42 Excellent

Monthly Average AQI (Longhu)

2020/06 - 2025/05

Air quality in the last 12 months (Longhu)

2025/05
51
67
51
34
35
29
37
48
41
29
27
38
35
33
29
16
18
21
23
19
19
22
21
22
24
34
31
27
12
24
36
2025/04
19
34
48
47
36
49
59
59
54
37
42
40
121
101
101
79
63
60
38
33
32
31
32
30
16
17
27
51
37
42
2025/03
94
36
26
22
14
20
22
27
34
35
49
73
64
19
34
15
40
53
42
50
51
49
65
66
58
38
29
46
31
12
13
2025/02
50
24
15
25
47
37
22
38
41
32
41
57
48
29
40
72
44
51
29
26
22
21
32
28
45
50
58
96
2025/01
52
56
55
44
50
49
53
53
49
45
47
39
47
48
62
82
53
45
53
48
54
57
57
30
27
29
24
37
53
39
38
2024/12
48
54
53
35
34
50
38
35
39
30
30
33
31
39
48
48
47
57
55
38
42
51
44
37
34
43
52
68
58
52
60
2024/11
26
19
27
37
38
41
30
28
27
28
32
31
22
22
33
20
23
24
17
13
14
23
30
27
27
20
27
30
34
40
2024/10
19
21
26
23
22
30
32
16
28
35
41
39
30
29
26
24
27
35
41
23
21
32
32
33
40
35
44
32
24
46
34
2024/09
33
39
35
31
26
12
15
12
16
33
50
36
30
26
23
25
29
25
30
16
14
13
14
13
24
32
30
18
35
36
2024/08
26
25
30
41
41
35
34
39
36
29
29
31
27
21
26
25
13
18
11
9
13
23
27
28
38
33
39
37
39
20
19
2024/07
21
17
13
14
13
14
12
12
12
16
14
14
16
14
14
15
17
14
19
18
15
15
30
30
31
14
21
15
16
16
16
2024/06
21
12
17
23
21
31
15
14
19
16
21
20
21
23
25
14
16
15
14
13
16
20
17
13
13
13
17
16
12
18
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