Beiyuan, Yiwu, Zhejiang, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
August Air Quality Analysis
Beiyuan, Yiwu, Zhejiang, China
AQI Trends: Highest and Lowest
Same Day Analysis (7th August ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 2nd highest AQI at 55 of Moderate air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 7th Aug - 8th Aug 2025
Beiyuan, Yiwu, Zhejiang, China
5 AM7th Aug 2025
6 PM
4 AM8th Aug 2025
AQI
AQI
58AQI
30AQI
In the last 24 hours,
Beiyuan's AQI reached its highest point of 58 at 9 AM during the Night, while the lowest point, 30, was recorded at 4 PM during the Night between 7th Aug and 8th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Beiyuan, Yiwu, Zhejiang, China
27°C23/32°C
26°C23/32°C
26°C23/30°C
27°C23/32°C
27°C23/31°C
27°C22/33°C
29°C23/35°C
30°C26/35°C
29°C24/34°C
28°C23/33°C
26°C23/32°C
27°C24/32°C
27°C24/32°C
26°C23/28°C
27°C22/32°C
27°C23/33°C
26°C23/29°C
27°C24/30°C
27°C24/32°C
26°C23/30°C
26°C23/31°C
26°C23/30°C
27°C21/32°C
28°C23/34°C
29°C25/35°C
29°C24/36°C
28°C24/35°C
28°C24/34°C
29°C24/35°C
--°C/°C
--°C/°C
52AQI
47AQI
52AQI
48AQI
2025 Days Vs Air Quality
Beiyuan, Yiwu, Zhejiang, China
14%
30
67%
146
20%
43
Total number of days with different AQI categories in last 219 days in 2025 (146 days remaining)
Under WHO’s Safe Air Quality Limits: 14%
Health Risk Level:
Extreme
In 2025, 14% of 219 days were within WHO’s safe air quality limits. The risk of health issues is Extreme, potentially causing respiratory problems, heart disease, skin issues, and stress, especially for children, the elderly, and those with pre-existing conditions.
Annual Air Quality Insights
Beiyuan, Yiwu, Zhejiang, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
147AQI
149AQI
147AQI
136AQI
149AQI
138AQI
149AQI
146AQI
102AQI
95AQI
100AQI
113AQI
123AQI
121AQI
107AQI
96AQI
106AQI
113AQI
112AQI
139AQI
145AQI
136AQI
129AQI
104AQI
94AQI
77AQI
67AQI
77AQI
125AQI
97AQI
110AQI
62AQI
85AQI
114AQI
98AQI
90AQI
103AQI
76AQI
67AQI
76AQI
92AQI
102AQI
111AQI
143AQI
129AQI
145AQI
96AQI
115AQI
85AQI
100AQI
71AQI
70AQI
73AQI
101AQI
124AQI
137AQI
137AQI
129AQI
97AQI
100AQI
86AQI
73AQI
57AQI
70AQI
71AQI
100AQI
102AQI
114AQI
127AQI
124AQI
103AQI
82AQI
78AQI
52AQI
82AQI
63AQI
79AQI
83AQI
79AQI
76AQI
80AQI
84AQI
88AQI
90AQI
113AQI
100AQI
83AQI
79AQI
74AQI
69AQI
79AQI
78AQI
99AQI
96AQI
86AQI
96AQI
91AQI
94AQI
100AQI
82AQI
87AQI
116AQI
92AQI
100AQI
77AQI
84AQI
87AQI
90AQI
87AQI
98AQI
87AQI
70AQI
74AQI
72AQI
69AQI
69AQI
67AQI
72AQI
75AQI
80AQI
76AQI
78AQI
79AQI
71AQI
71AQI
82AQI
96AQI
77AQI
66AQI
68AQI
68AQI
72AQI
74AQI
75AQI
97AQI
75AQI
73AQI
76AQI
71AQI
64AQI
54AQI
63AQI
49AQI
74AQI
85AQI
89AQI
89AQI
74AQI
67AQI
73AQI
74AQI
63AQI
52AQI
56AQI
63AQI
58AQI
65AQI
74AQI
58AQI
62AQI
56AQI
53AQI
59AQI
49AQI
52AQI
49AQI
54AQI
57AQI
55AQI
54AQI
48AQI
50AQI
53AQI
49AQI
54AQI
59AQI
55AQI
56AQI
50AQI
49AQI
48AQI
42AQI
46AQI
53AQI
55AQI
53AQI
49AQI
44AQI
47AQI
46AQI
52AQI
47AQI
47AQI
52AQI
58AQI
61AQI
62AQI
59AQI
61AQI
47AQI
44AQI
38AQI
42AQI
43AQI
44AQI
44AQI
38AQI
41AQI
39AQI
44AQI
44AQI
45AQI
55AQI
60AQI
59AQI
59AQI
55AQI
51AQI
55AQI
118AQI
101AQI
86AQI
85AQI
74AQI
55AQI
48AQI
56AQI
No. of days
202580AQI
Highest AQI recorded in
January118AQI
Lowest AQI recorded in
July48AQI
202472AQI
Highest AQI recorded in
December115AQI
Lowest AQI recorded in
July49AQI
202390AQI
Highest AQI recorded in
November90AQI
Lowest AQI recorded in
December90AQI
202270AQI
Highest AQI recorded in
April85AQI
Lowest AQI recorded in
January56AQI
202177AQI
Highest AQI recorded in
January113AQI
Lowest AQI recorded in
July51AQI
202078AQI
Highest AQI recorded in
December121AQI
Lowest AQI recorded in
June53AQI
Most & Least Polluted Years Over the Last 6 Years
Beiyuan's annual 2025 AQI (80) shows an average percentage change of 4.1% (worsened AQI) compared to previous years: 2020 (78), 2021 (77), 2022 (70), 2023 (90), 2024 (72).