Beijing - China   2025-07-05   Saturday   39.90N, 116.66E

Tongzhou

Beijing - China
2025-07-05

Air Quality

Excellent

No health implications.

3

PM2.5

6

PM10

109

O3

0.4

CO

3

SO2

14

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

5 Jul

70 Good

Sun

6 Jul

81 Good

Mon

7 Jul

99 Good

Tue

8 Jul

85 Good

Wed

9 Jul

75 Good

Thu

10 Jul

96 Good

Fri

11 Jul

27 Excellent

Monthly Average AQI (Tongzhou)

2020/06 - 2025/05

Air quality in the last 12 months (Tongzhou)

2025/05
39
49
29
54
59
17
85
98
33
43
64
89
91
32
44
80
52
54
63
105
77
72
52
35
58
63
49
67
64
72
81
2025/04
50
22
62
77
24
76
60
37
58
89
123
147
88
56
56
96
62
27
42
70
96
28
61
37
59
103
38
70
69
65
2025/03
236
75
35
50
85
18
77
115
162
133
194
71
105
69
50
20
34
35
47
36
33
49
107
89
65
81
54
34
29
48
68
2025/02
66
53
10
16
25
67
38
16
16
80
143
30
75
66
110
30
18
37
23
31
17
21
26
51
59
67
126
148
2025/01
55
30
41
62
58
19
24
29
20
24
31
41
63
47
35
52
76
95
41
74
52
60
88
120
133
108
28
22
151
70
76
2024/12
68
15
39
44
23
36
28
33
51
37
45
69
33
39
40
39
17
18
55
55
26
30
39
86
93
33
31
46
76
81
50
2024/11
142
114
56
14
52
66
118
152
149
127
77
109
67
56
83
48
35
54
59
78
32
42
56
96
54
18
28
29
36
55
2024/10
11
16
40
69
90
96
22
31
106
18
69
88
119
157
52
52
63
39
11
41
56
24
56
92
178
229
40
54
113
94
105
2024/09
23
13
39
58
26
29
34
34
77
13
25
28
41
24
33
47
32
45
54
37
8
18
52
67
53
40
49
59
71
10
2024/08
17
40
31
27
15
45
48
35
68
24
23
8
14
27
50
50
37
25
29
11
16
24
45
30
41
24
19
33
47
56
59
2024/07
29
39
31
65
92
36
47
36
63
71
73
60
63
89
64
44
19
31
52
33
45
28
58
51
25
23
30
28
38
13
31
2024/06
38
46
57
59
66
73
49
46
59
66
55
54
56
37
41
50
60
59
77
64
58
97
105
23
42
64
62
66
69
41
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