Zhejiang - China   2025-07-27   Sunday   29.14N, 121.03E

Tiantai

Zhejiang - China
2025-07-27

Air Quality

Excellent

No health implications.

7

PM2.5

16

PM10

52

O3

0.3

CO

5

SO2

4

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

27 Jul

40 Excellent

Mon

28 Jul

42 Excellent

Tue

29 Jul

41 Excellent

Wed

30 Jul

43 Excellent

Thu

31 Jul

46 Excellent

Fri

1 Aug

46 Excellent

Sat

2 Aug

48 Excellent

Monthly Average AQI (Tiantai)

2020/07 - 2025/06

Air quality in the last 12 months (Tiantai)

2025/06
24
30
23
33
36
30
37
39
33
26
16
24
14
16
17
19
35
29
19
16
27
37
22
26
26
35
25
22
20
12
2025/05
42
44
53
35
31
63
73
46
23
36
36
35
35
34
33
31
31
40
22
24
19
32
17
37
54
42
34
26
21
42
45
2025/04
39
48
65
51
49
62
55
55
59
47
51
78
97
89
58
58
59
56
45
63
49
31
30
40
33
39
41
42
41
39
2025/03
40
44
50
18
30
30
48
61
59
40
49
51
28
32
13
39
39
48
54
57
48
48
54
60
65
66
62
51
42
44
33
2025/02
23
31
68
58
43
53
56
34
38
52
42
61
82
51
60
56
64
32
54
38
20
40
54
97
94
87
74
45
2025/01
67
62
63
59
72
79
83
85
54
38
59
65
67
63
70
48
64
64
58
82
113
79
50
47
43
41
37
38
82
52
39
2024/12
58
53
69
55
46
45
122
54
44
54
25
69
40
113
64
53
61
70
37
48
73
63
61
53
62
103
76
55
61
64
79
2024/11
8
21
50
61
40
34
30
36
39
29
32
43
42
39
24
21
15
22
29
37
49
64
56
38
38
29
45
51
49
48
2024/10
16
20
23
21
19
12
10
24
40
50
60
48
33
41
41
30
33
36
25
30
51
37
33
30
31
21
15
34
52
39
25
2024/09
38
40
35
26
24
29
34
24
25
37
19
31
17
22
22
20
17
19
13
18
23
24
21
25
30
34
22
33
34
22
2024/08
23
31
37
44
36
35
39
38
33
34
41
40
39
28
36
40
32
20
15
19
15
24
36
38
37
30
40
26
27
24
30
2024/07
36
29
24
26
31
25
27
24
30
35
42
43
33
27
24
17
26
28
29
22
24
17
18
18
20
15
18
19
16
15
18
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