Yuelong station, Linhai, 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
Yuelong station, Linhai, Zhejiang, China
AQI Trends: Highest and Lowest
Same Day Analysis (3rd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 59 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Yuelong station, Linhai, Zhejiang, China
5 AM4th Aug 2025
6 PM
4 AM5th Aug 2025
AQI
AQI
76AQI
52AQI
In the last 24 hours,
Yuelong station's AQI reached its highest point of 76 at 10 AM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Yuelong station, Linhai, Zhejiang, China
28°C23/34°C
26°C23/32°C
25°C24/27°C
26°C23/31°C
26°C23/30°C
26°C23/29°C
26°C23/29°C
26°C22/31°C
26°C21/33°C
27°C21/34°C
28°C23/37°C
28°C24/32°C
27°C24/33°C
26°C23/30°C
27°C24/30°C
26°C24/29°C
26°C23/30°C
27°C23/32°C
27°C24/29°C
26°C24/27°C
27°C25/30°C
27°C24/30°C
26°C24/29°C
25°C23/28°C
25°C23/26°C
27°C21/33°C
27°C23/34°C
28°C24/35°C
29°C24/35°C
--°C/°C
--°C/°C
51AQI
45AQI
50AQI
50AQI
2025 Days Vs Air Quality
Yuelong station, Linhai, Zhejiang, China
15%
32
68%
146
17%
36
0.4%
1
Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)
Under WHO’s Safe Air Quality Limits: 15%
Health Risk Level:
Extreme
In 2025, 15% of 216 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
Yuelong station, Linhai, Zhejiang, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
106AQI
100AQI
105AQI
87AQI
122AQI
109AQI
142AQI
140AQI
94AQI
92AQI
104AQI
113AQI
134AQI
110AQI
91AQI
95AQI
110AQI
107AQI
112AQI
140AQI
151AQI
111AQI
102AQI
89AQI
82AQI
76AQI
65AQI
90AQI
122AQI
104AQI
105AQI
55AQI
94AQI
119AQI
103AQI
93AQI
102AQI
81AQI
68AQI
84AQI
84AQI
87AQI
114AQI
100AQI
75AQI
95AQI
93AQI
98AQI
73AQI
93AQI
74AQI
69AQI
80AQI
115AQI
132AQI
136AQI
148AQI
139AQI
106AQI
95AQI
91AQI
74AQI
56AQI
66AQI
64AQI
82AQI
101AQI
89AQI
74AQI
84AQI
73AQI
72AQI
68AQI
39AQI
85AQI
70AQI
86AQI
85AQI
91AQI
80AQI
85AQI
83AQI
94AQI
114AQI
105AQI
104AQI
86AQI
86AQI
75AQI
65AQI
73AQI
76AQI
95AQI
73AQI
83AQI
83AQI
86AQI
85AQI
82AQI
76AQI
83AQI
128AQI
92AQI
103AQI
77AQI
85AQI
89AQI
89AQI
73AQI
108AQI
74AQI
79AQI
54AQI
77AQI
67AQI
57AQI
66AQI
77AQI
67AQI
65AQI
75AQI
71AQI
80AQI
57AQI
63AQI
82AQI
82AQI
66AQI
60AQI
63AQI
64AQI
73AQI
75AQI
65AQI
67AQI
65AQI
71AQI
78AQI
63AQI
64AQI
52AQI
63AQI
45AQI
74AQI
80AQI
67AQI
68AQI
61AQI
60AQI
71AQI
72AQI
61AQI
55AQI
60AQI
69AQI
57AQI
64AQI
68AQI
60AQI
62AQI
58AQI
49AQI
50AQI
40AQI
50AQI
42AQI
47AQI
58AQI
56AQI
55AQI
50AQI
57AQI
61AQI
54AQI
54AQI
57AQI
55AQI
56AQI
51AQI
49AQI
46AQI
46AQI
52AQI
53AQI
52AQI
49AQI
45AQI
41AQI
45AQI
45AQI
51AQI
47AQI
48AQI
52AQI
58AQI
60AQI
60AQI
61AQI
56AQI
47AQI
45AQI
41AQI
42AQI
41AQI
42AQI
41AQI
40AQI
42AQI
38AQI
39AQI
40AQI
45AQI
53AQI
58AQI
59AQI
107AQI
97AQI
81AQI
81AQI
68AQI
55AQI
47AQI
57AQI
No. of days
202576AQI
Highest AQI recorded in
January107AQI
Lowest AQI recorded in
July47AQI
202467AQI
Highest AQI recorded in
January119AQI
Lowest AQI recorded in
July49AQI
202366AQI
Highest AQI recorded in
January94AQI
Lowest AQI recorded in
August40AQI
202268AQI
Highest AQI recorded in
January161AQI
Lowest AQI recorded in
August37AQI
202160AQI
Highest AQI recorded in
December102AQI
Lowest AQI recorded in
August39AQI
Most & Least Polluted Years Over the Last 5 Years
Yuelong station's annual 2025 AQI (76) shows an average percentage change of 16.7% (worsened AQI) compared to previous years: 2021 (60), 2022 (68), 2023 (66), 2024 (67).