Liaoning - China   2026-05-21   Thursday   38.91N, 121.62E

Dalian

Liaoning - China
2026-05-21

Air Quality

Excellent

No health implications.

34

PM2.5

49

PM10

109

O3

0.6

CO

8

SO2

13

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

21 May

66 Good

Fri

22 May

52 Good

Sat

23 May

57 Good

Sun

24 May

52 Good

Mon

25 May

50 Excellent

Tue

26 May

67 Good

Wed

27 May

18 Excellent

Real-time AQI (Monitoring Station in Dalian)

甘井子

41

23

PM2.5

41

PM10

108

O3

0.6

CO

9

SO2

5

NO2

周水子

53

34

PM2.5

54 *

PM10

119

O3

0.6

CO

6

SO2

19

NO2

星海三站

72

46 *

PM2.5

63

PM10

118

O3

0.8

CO

8

SO2

12

NO2

青泥洼桥

52

33

PM2.5

52 *

PM10

113

O3

0.5

CO

7

SO2

10

NO2

傅家庄

68

44 *

PM2.5

50

PM10

110

O3

0.6

CO

6

SO2

8

NO2

七贤岭

40

28

PM2.5

40

PM10

103

O3

0.4

CO

6

SO2

7

NO2

金州

74

47 *

PM2.5

58

PM10

90

O3

0.5

CO

9

SO2

28

NO2

开发区

36

16

PM2.5

36

PM10

98

O3

0.5

CO

8

SO2

18

NO2

旅顺

40

28

PM2.5

40

PM10

114

O3

0.5

CO

7

SO2

9

NO2

Monthly Average AQI (Dalian)

2021/05 - 2026/04

Air quality in the last 12 months (Dalian)

2026/04
66
58
83
40
44
27
26
30
32
51
60
63
69
71
83
76
58
53
40
91
68
56
42
58
51
53
38
30
46
57
2026/03
169
168
123
125
74
27
28
69
37
29
54
77
64
68
152
88
84
39
40
55
76
87
135
139
115
79
54
38
112
64
40
2026/02
66
28
60
154
97
44
39
28
67
90
66
126
130
117
49
47
116
40
58
99
79
114
36
47
54
77
98
126
2026/01
30
30
70
43
32
73
29
36
74
53
26
47
36
36
105
81
32
38
29
39
30
35
63
41
37
44
44
42
34
42
85
2025/12
29
23
26
33
29
88
68
31
41
97
58
38
49
36
58
99
48
62
74
57
24
23
41
30
28
27
72
101
62
33
22
2025/11
53
25
21
55
65
95
90
78
47
23
48
90
40
40
123
92
29
23
32
33
34
76
132
140
25
43
42
34
108
98
2025/10
61
36
30
39
37
39
16
30
31
32
31
49
52
35
48
70
62
26
22
17
19
25
33
50
81
61
23
53
51
51
44
2025/09
35
49
45
35
29
22
32
35
69
41
29
31
24
46
43
18
15
16
32
23
27
33
21
33
55
50
40
45
56
59
2025/08
15
22
20
21
28
25
20
24
16
19
29
23
18
23
17
14
12
29
25
21
27
21
37
33
20
17
23
22
19
19
14
2025/07
28
16
29
37
50
33
31
16
32
36
24
22
27
24
23
16
19
27
22
16
16
13
18
24
29
21
24
24
18
20
21
2025/06
50
51
30
30
33
57
47
37
28
23
28
21
19
17
21
23
34
38
31
22
27
36
32
30
31
26
30
62
32
26
2025/05
48
31
23
39
38
30
36
37
34
33
49
57
56
51
48
27
41
35
45
43
44
69
49
50
52
52
43
44
38
52
50
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