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
16 May
Sun
17 May
Mon
18 May
Tue
19 May
Wed
20 May
Thu
21 May
Fri
22 May
Real-time AQI (Monitoring Station in Lijiang)
丽江古城
246
PM2.5
11
PM10
76
O3
0.5
CO
4
SO2
5
NO2
市中心
243
PM2.5
8
PM10
75
O3
0.4
CO
7
SO2
4
NO2
Air quality in the last 12 months (Lijiang)
|
2026/04
|
28
|
30
|
28
|
28
|
32
|
32
|
29
|
29
|
35
|
35
|
35
|
45
|
37
|
39
|
37
|
35
|
37
|
35
|
34
|
31
|
31
|
32
|
31
|
38
|
43
|
39
|
37
|
27
|
29
|
29
|
|
|
2026/03
|
36
|
39
|
38
|
34
|
37
|
59
|
53
|
45
|
48
|
29
|
39
|
53
|
52
|
29
|
25
|
30
|
31
|
31
|
31
|
31
|
30
|
29
|
30
|
32
|
32
|
34
|
31
|
36
|
30
|
31
|
30
|
|
2026/02
|
24
|
20
|
19
|
17
|
19
|
24
|
27
|
25
|
21
|
23
|
25
|
26
|
25
|
23
|
29
|
36
|
43
|
36
|
50
|
41
|
30
|
51
|
30
|
31
|
26
|
26
|
27
|
31
|
|||
|
2026/01
|
33
|
24
|
20
|
17
|
19
|
25
|
24
|
26
|
25
|
25
|
27
|
22
|
29
|
32
|
32
|
25
|
34
|
32
|
27
|
19
|
21
|
30
|
33
|
28
|
23
|
26
|
24
|
24
|
25
|
25
|
24
|
|
2025/12
|
38
|
37
|
36
|
24
|
27
|
26
|
31
|
36
|
29
|
28
|
27
|
27
|
32
|
33
|
26
|
28
|
36
|
29
|
26
|
28
|
36
|
29
|
35
|
24
|
26
|
27
|
25
|
22
|
24
|
23
|
26
|
|
2025/11
|
16
|
17
|
10
|
14
|
24
|
15
|
14
|
19
|
22
|
18
|
20
|
24
|
28
|
26
|
26
|
31
|
28
|
31
|
28
|
22
|
23
|
21
|
19
|
22
|
26
|
35
|
30
|
31
|
30
|
28
|
|
|
2025/10
|
11
|
15
|
13
|
15
|
15
|
16
|
15
|
13
|
14
|
15
|
16
|
12
|
15
|
17
|
18
|
26
|
18
|
14
|
16
|
12
|
17
|
23
|
25
|
24
|
17
|
15
|
18
|
19
|
16
|
17
|
21
|
|
2025/09
|
20
|
15
|
15
|
13
|
16
|
15
|
21
|
19
|
20
|
23
|
19
|
18
|
13
|
20
|
26
|
19
|
15
|
19
|
17
|
16
|
16
|
15
|
14
|
16
|
24
|
20
|
12
|
16
|
13
|
11
|
|
|
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
|
|
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