Langyan Sha Zhuan, Longyan, Fujian, 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
Langyan Sha Zhuan, Longyan, Fujian, China
AQI Trends: Highest and Lowest
Same Day Analysis (3rd August ):
On this day, AQI across the 3 years varied significantly: 2025 ranks 3rd highest AQI at 47 of Good air quality, showing improvement over 2024 and 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Langyan Sha Zhuan, Longyan, Fujian, China
5 AM3rd Aug 2025
7 PM
4 AM4th Aug 2025
57AQI
26AQI
56AQI
44AQI
In the last 24 hours,
Langyan Sha Zhuan's AQI reached its highest point of 57 at 7 AM during the Day, while the lowest point, 26, was recorded at 4 PM during the Day between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Langyan Sha Zhuan, Longyan, Fujian, China
23°C17/33°C
25°C17/34°C
25°C17/36°C
24°C17/36°C
21°C16/27°C
21°C17/24°C
22°C18/23°C
23°C18/28°C
24°C17/32°C
25°C19/30°C
27°C22/34°C
28°C24/33°C
28°C24/32°C
25°C20/33°C
23°C19/27°C
22°C18/26°C
21°C17/25°C
20°C16/24°C
23°C17/30°C
23°C16/32°C
25°C17/34°C
24°C19/32°C
23°C18/30°C
23°C18/29°C
24°C18/29°C
27°C23/32°C
25°C19/33°C
24°C19/31°C
24°C18/32°C
23°C18/28°C
--°C/°C
54AQI
46AQI
54AQI
51AQI
2025 Days Vs Air Quality
Langyan Sha Zhuan, Longyan, Fujian, China
25%
53
72%
154
4%
8
Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)
Under WHO’s Safe Air Quality Limits: 25%
Health Risk Level:
Very high
In 2025, 25% of 216 days were within WHO’s safe air quality limits. The risk of health issues is Very high, including respiratory issues, heart disease, and stress, particularly affecting vulnerable groups.
Annual Air Quality Insights
Langyan Sha Zhuan, Longyan, Fujian, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
118AQI
113AQI
100AQI
86AQI
91AQI
87AQI
100AQI
104AQI
98AQI
78AQI
86AQI
74AQI
82AQI
79AQI
80AQI
97AQI
75AQI
86AQI
81AQI
82AQI
83AQI
99AQI
85AQI
93AQI
74AQI
50AQI
56AQI
69AQI
91AQI
69AQI
70AQI
69AQI
60AQI
46AQI
67AQI
56AQI
69AQI
51AQI
63AQI
58AQI
66AQI
65AQI
103AQI
85AQI
81AQI
84AQI
73AQI
79AQI
101AQI
80AQI
82AQI
53AQI
64AQI
47AQI
56AQI
66AQI
86AQI
77AQI
78AQI
60AQI
61AQI
55AQI
57AQI
44AQI
42AQI
53AQI
61AQI
76AQI
80AQI
74AQI
67AQI
61AQI
56AQI
38AQI
43AQI
70AQI
54AQI
68AQI
69AQI
77AQI
80AQI
85AQI
105AQI
108AQI
109AQI
92AQI
85AQI
43AQI
39AQI
44AQI
55AQI
58AQI
62AQI
71AQI
77AQI
76AQI
80AQI
90AQI
96AQI
69AQI
83AQI
83AQI
95AQI
98AQI
90AQI
92AQI
81AQI
81AQI
68AQI
65AQI
64AQI
67AQI
58AQI
52AQI
37AQI
49AQI
58AQI
50AQI
63AQI
68AQI
76AQI
74AQI
75AQI
78AQI
64AQI
63AQI
54AQI
62AQI
45AQI
54AQI
51AQI
64AQI
67AQI
65AQI
65AQI
56AQI
57AQI
56AQI
51AQI
51AQI
51AQI
56AQI
51AQI
44AQI
59AQI
66AQI
67AQI
66AQI
40AQI
51AQI
56AQI
47AQI
56AQI
36AQI
58AQI
47AQI
64AQI
64AQI
65AQI
55AQI
53AQI
52AQI
48AQI
54AQI
48AQI
40AQI
40AQI
38AQI
47AQI
46AQI
41AQI
39AQI
32AQI
35AQI
43AQI
49AQI
47AQI
45AQI
46AQI
48AQI
47AQI
52AQI
51AQI
51AQI
52AQI
49AQI
50AQI
52AQI
60AQI
58AQI
48AQI
48AQI
53AQI
50AQI
52AQI
54AQI
58AQI
58AQI
57AQI
47AQI
51AQI
46AQI
47AQI
44AQI
43AQI
45AQI
50AQI
51AQI
45AQI
48AQI
48AQI
53AQI
55AQI
52AQI
47AQI
85AQI
70AQI
66AQI
71AQI
59AQI
48AQI
51AQI
51AQI
No. of days
202564AQI
Highest AQI recorded in
January85AQI
Lowest AQI recorded in
June48AQI
202457AQI
Highest AQI recorded in
December82AQI
Lowest AQI recorded in
July36AQI
202361AQI
Highest AQI recorded in
November84AQI
Lowest AQI recorded in
July50AQI
202192AQI
Highest AQI recorded in
March96AQI
Lowest AQI recorded in
February84AQI
202066AQI
Highest AQI recorded in
April89AQI
Lowest AQI recorded in
June48AQI
Most & Least Polluted Years Over the Last 5 Years
Langyan Sha Zhuan's annual 2025 AQI (64) shows an average percentage change of -3.8% (improved AQI) compared to previous years: 2020 (66), 2021 (92), 2023 (61), 2024 (57).