Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 Jan
Sun
26 Jan
Mon
27 Jan
Tue
28 Jan
Wed
29 Jan
Thu
30 Jan
Fri
31 Jan
Real-time AQI (Monitoring Station in Lijiang)
丽江古城
289
PM2.5
16
PM10
87
O3
0.8
CO
8
SO2
6
NO2
市中心
278
PM2.5
8
PM10
86
O3
0.5
CO
7
SO2
4
NO2
Air quality in the last 12 months (Lijiang)
|
2024/12
|
21
|
17
|
17
|
22
|
20
|
23
|
23
|
22
|
18
|
23
|
24
|
32
|
24
|
20
|
18
|
22
|
22
|
35
|
24
|
21
|
27
|
21
|
27
|
30
|
25
|
34
|
33
|
46
|
24
|
24
|
24
|
|
2024/11
|
28
|
34
|
27
|
28
|
18
|
24
|
15
|
13
|
17
|
23
|
21
|
19
|
22
|
24
|
26
|
32
|
36
|
25
|
21
|
22
|
18
|
22
|
18
|
17
|
20
|
22
|
22
|
25
|
23
|
21
|
|
|
2024/10
|
15
|
13
|
18
|
21
|
19
|
18
|
18
|
18
|
16
|
19
|
16
|
14
|
16
|
21
|
20
|
15
|
15
|
20
|
26
|
20
|
30
|
27
|
21
|
14
|
16
|
23
|
21
|
41
|
32
|
20
|
21
|
|
2024/09
|
18
|
18
|
21
|
17
|
14
|
20
|
25
|
25
|
20
|
14
|
16
|
17
|
24
|
28
|
24
|
23
|
19
|
18
|
25
|
24
|
28
|
25
|
25
|
30
|
28
|
20
|
20
|
14
|
14
|
19
|
|
|
2024/08
|
16
|
26
|
20
|
13
|
16
|
25
|
23
|
18
|
15
|
14
|
16
|
23
|
17
|
30
|
34
|
23
|
24
|
17
|
15
|
21
|
24
|
27
|
33
|
32
|
27
|
26
|
26
|
24
|
29
|
31
|
16
|
|
2024/07
|
14
|
22
|
17
|
16
|
16
|
17
|
17
|
16
|
14
|
16
|
20
|
14
|
23
|
20
|
21
|
19
|
17
|
21
|
19
|
21
|
16
|
22
|
14
|
18
|
16
|
21
|
24
|
25
|
21
|
15
|
16
|
|
2024/06
|
33
|
24
|
21
|
19
|
27
|
29
|
22
|
23
|
31
|
21
|
28
|
17
|
16
|
15
|
15
|
20
|
17
|
17
|
20
|
22
|
18
|
22
|
19
|
15
|
15
|
23
|
24
|
16
|
16
|
12
|
|
|
2024/05
|
37
|
28
|
34
|
39
|
44
|
32
|
31
|
28
|
30
|
22
|
27
|
23
|
30
|
26
|
25
|
30
|
25
|
31
|
33
|
18
|
29
|
25
|
18
|
29
|
24
|
19
|
16
|
20
|
17
|
29
|
40
|
|
2024/04
|
20
|
32
|
43
|
39
|
33
|
35
|
34
|
36
|
40
|
35
|
30
|
34
|
41
|
42
|
37
|
47
|
41
|
30
|
34
|
29
|
22
|
36
|
53
|
36
|
27
|
34
|
41
|
40
|
23
|
42
|
|
|
2024/03
|
22
|
22
|
21
|
23
|
19
|
22
|
18
|
24
|
17
|
20
|
29
|
38
|
44
|
42
|
40
|
36
|
38
|
34
|
37
|
37
|
33
|
24
|
19
|
23
|
23
|
33
|
24
|
24
|
28
|
27
|
25
|
|
2024/02
|
28
|
36
|
28
|
28
|
28
|
29
|
28
|
29
|
47
|
71
|
44
|
27
|
26
|
26
|
26
|
31
|
27
|
29
|
28
|
28
|
30
|
31
|
34
|
29
|
28
|
31
|
28
|
28
|
26
|
||
|
2024/01
|
26
|
28
|
27
|
25
|
27
|
27
|
29
|
28
|
30
|
41
|
51
|
44
|
50
|
41
|
42
|
58
|
28
|
31
|
27
|
33
|
39
|
32
|
32
|
35
|
30
|
26
|
27
|
25
|
27
|
26
|
25
|
|
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
*: primary pollution