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
10 Sep
Thu
11 Sep
Fri
12 Sep
Sat
13 Sep
Sun
14 Sep
Mon
15 Sep
Tue
16 Sep
Real-time AQI (Monitoring Station in Lijiang)
西南郊
159
PM2.5
15
PM10
30
O3
1.3
CO
6
SO2
6
NO2
丽江古城
2113
PM2.5
21
PM10
26
O3
0.5
CO
10
SO2
12
NO2
Air quality in the last 12 months (Lijiang)
|
2025/08
|
20
|
16
|
16
|
18
|
18
|
24
|
19
|
23
|
17
|
20
|
18
|
13
|
17
|
27
|
25
|
18
|
14
|
18
|
25
|
18
|
15
|
15
|
15
|
11
|
13
|
20
|
23
|
21
|
11
|
14
|
17
|
|
2025/07
|
20
|
18
|
15
|
14
|
10
|
11
|
12
|
14
|
18
|
18
|
23
|
19
|
21
|
30
|
20
|
23
|
23
|
27
|
18
|
21
|
19
|
20
|
16
|
15
|
18
|
15
|
14
|
16
|
22
|
23
|
15
|
|
2025/06
|
12
|
20
|
14
|
25
|
24
|
16
|
17
|
21
|
20
|
17
|
25
|
23
|
34
|
24
|
18
|
20
|
13
|
12
|
12
|
15
|
15
|
11
|
15
|
18
|
13
|
15
|
16
|
20
|
16
|
17
|
|
|
2025/05
|
21
|
21
|
22
|
14
|
16
|
17
|
20
|
19
|
26
|
31
|
22
|
28
|
23
|
21
|
23
|
25
|
29
|
27
|
25
|
19
|
15
|
21
|
24
|
14
|
14
|
23
|
15
|
16
|
13
|
15
|
14
|
|
2025/04
|
62
|
55
|
52
|
41
|
41
|
38
|
43
|
41
|
36
|
38
|
29
|
30
|
22
|
31
|
33
|
21
|
26
|
27
|
23
|
22
|
20
|
19
|
25
|
26
|
41
|
35
|
38
|
43
|
31
|
34
|
|
|
2025/03
|
28
|
19
|
19
|
28
|
31
|
41
|
46
|
55
|
39
|
40
|
36
|
40
|
47
|
29
|
17
|
32
|
18
|
25
|
19
|
34
|
46
|
26
|
22
|
23
|
24
|
20
|
21
|
36
|
81
|
70
|
62
|
|
2025/02
|
25
|
27
|
45
|
42
|
28
|
27
|
30
|
26
|
23
|
23
|
23
|
25
|
29
|
29
|
22
|
30
|
24
|
33
|
16
|
19
|
22
|
23
|
32
|
28
|
29
|
18
|
16
|
23
|
|||
|
2025/01
|
30
|
33
|
45
|
42
|
40
|
31
|
23
|
27
|
27
|
24
|
32
|
29
|
20
|
23
|
37
|
53
|
34
|
18
|
21
|
35
|
57
|
38
|
23
|
16
|
19
|
24
|
28
|
50
|
57
|
22
|
20
|
|
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
|
|
|
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