Anhui - China   2025-07-31   Thursday   31.82N, 117.23E

Hefei

Anhui - China
2025-07-31

Air Quality

Excellent

No health implications.

3

PM2.5

7

PM10

52

O3

0.6

CO

6

SO2

10

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

31 Jul

53 Good

Fri

1 Aug

54 Good

Sat

2 Aug

49 Excellent

Sun

3 Aug

54 Good

Mon

4 Aug

81 Good

Tue

5 Aug

82 Good

Wed

6 Aug

32 Excellent

Hefei Air quality rank

Real-time AQI (Monitoring Station in Hefei)

明珠广场

16

3

PM2.5

6

PM10

50

O3

0.5

CO

5

SO2

11

NO2

琥珀山庄

15

3

PM2.5

7

PM10

48

O3

0.6

CO

6

SO2

11

NO2

长江中路

17

3

PM2.5

7

PM10

54

O3

0.5

CO

6

SO2

6

NO2

庐阳区

19

3

PM2.5

6

PM10

58

O3

0.5

CO

8

SO2

2

NO2

包河区

15

3

PM2.5

6

PM10

46

O3

0.6

CO

6

SO2

21

NO2

高新区

18

3

PM2.5

9

PM10

56

O3

0.5

CO

5

SO2

9

NO2

Monthly Average AQI (Hefei)

2020/07 - 2025/06

Air quality in the last 12 months (Hefei)

2025/06
19
15
42
56
47
34
21
23
30
37
51
47
49
32
26
43
41
15
10
13
10
19
32
39
32
33
15
14
12
20
2025/05
55
59
58
48
46
98
101
52
31
33
39
46
45
46
60
38
84
85
75
47
25
45
63
72
62
61
67
60
53
46
51
2025/04
53
66
56
64
78
68
65
65
69
74
58
199
86
78
50
57
67
67
75
62
49
65
79
72
62
53
45
68
57
55
2025/03
52
42
23
63
78
69
62
73
95
84
60
131
93
41
38
51
38
50
52
50
50
60
62
91
65
66
101
84
166
88
53
2025/02
67
53
111
69
52
45
85
38
43
53
66
98
62
83
95
86
71
56
69
66
55
66
97
81
77
114
67
59
2025/01
86
147
180
131
101
74
51
66
49
54
66
76
86
113
65
65
75
81
114
155
113
165
151
61
27
61
48
52
119
66
104
2024/12
58
76
87
55
72
124
118
48
52
61
96
79
88
74
57
57
79
88
53
71
87
60
67
79
98
123
83
90
72
75
99
2024/11
51
85
78
75
51
52
45
45
54
50
53
59
60
73
88
64
28
31
28
37
44
74
46
44
40
48
66
59
44
59
2024/10
28
45
27
30
32
15
12
36
46
61
70
66
68
56
60
63
33
16
30
36
47
40
56
52
44
40
55
107
91
46
42
2024/09
45
42
29
45
45
48
42
46
32
32
24
13
20
40
33
33
17
30
26
22
28
31
34
37
53
49
28
46
46
51
2024/08
19
23
27
29
33
33
34
37
44
36
64
69
47
26
26
25
39
39
44
23
36
37
38
41
49
47
21
18
23
34
44
2024/07
18
17
22
23
26
26
26
26
29
27
40
35
14
10
27
42
30
27
30
23
28
28
35
47
26
27
14
14
16
20
24
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