Songyang Monitoring Building, Lishui, Zhejiang, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
October Air Quality Analysis
Songyang Monitoring Building, Lishui, Zhejiang, China
AQI Trends: Highest and Lowest
Same Day Analysis (3rd October ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 3rd highest AQI at 41 of Good air quality, showing improvement over 2024 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Oct - 4th Oct 2025
Songyang Monitoring Building, Lishui, Zhejiang, China
5 AM3rd Oct 2025
6 PM
4 AM4th Oct 2025
AQI
AQI
69AQI
34AQI
In the last 24 hours,
Songyang Monitoring Building's AQI reached its highest point of 69 at 8 PM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 3rd Oct and 4th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Songyang Monitoring Building, Lishui, Zhejiang, China
27°C20/37°C
27°C20/37°C
28°C22/37°C
28°C22/37°C
29°C22/38°C
26°C19/36°C
23°C19/32°C
26°C19/33°C
28°C24/35°C
26°C19/36°C
26°C20/35°C
26°C20/35°C
27°C19/35°C
28°C23/36°C
26°C22/32°C
26°C22/32°C
23°C17/29°C
20°C17/23°C
24°C21/29°C
25°C22/30°C
25°C20/29°C
24°C19/32°C
26°C20/33°C
27°C22/33°C
27°C23/34°C
26°C21/33°C
25°C19/34°C
24°C18/32°C
27°C23/33°C
--°C/°C
--°C/°C
56AQI
48AQI
57AQI
53AQI
2025 Days Vs Air Quality
Songyang Monitoring Building, Lishui, Zhejiang, China
22%
60
67%
186
11%
30
Total number of days with different AQI categories in last 276 days in 2025 (89 days remaining)
Under WHO’s Safe Air Quality Limits: 22%
Health Risk Level:
Very high
In 2025, 22% of 276 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
Songyang Monitoring Building, Lishui, Zhejiang, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
145AQI
137AQI
140AQI
127AQI
135AQI
127AQI
139AQI
149AQI
128AQI
95AQI
97AQI
95AQI
98AQI
99AQI
130AQI
84AQI
106AQI
92AQI
95AQI
99AQI
122AQI
128AQI
104AQI
97AQI
92AQI
65AQI
68AQI
75AQI
109AQI
86AQI
92AQI
60AQI
58AQI
90AQI
84AQI
77AQI
89AQI
75AQI
64AQI
69AQI
85AQI
71AQI
95AQI
126AQI
130AQI
137AQI
96AQI
118AQI
88AQI
91AQI
58AQI
60AQI
58AQI
71AQI
107AQI
125AQI
126AQI
109AQI
92AQI
90AQI
82AQI
81AQI
57AQI
70AQI
64AQI
86AQI
90AQI
107AQI
100AQI
129AQI
98AQI
72AQI
63AQI
41AQI
69AQI
64AQI
68AQI
78AQI
74AQI
76AQI
76AQI
85AQI
93AQI
103AQI
121AQI
116AQI
86AQI
81AQI
69AQI
76AQI
72AQI
75AQI
84AQI
92AQI
88AQI
88AQI
90AQI
92AQI
98AQI
80AQI
86AQI
102AQI
104AQI
100AQI
84AQI
88AQI
95AQI
92AQI
85AQI
80AQI
80AQI
64AQI
69AQI
59AQI
52AQI
58AQI
60AQI
68AQI
77AQI
81AQI
83AQI
78AQI
88AQI
79AQI
70AQI
80AQI
93AQI
73AQI
67AQI
69AQI
73AQI
72AQI
71AQI
72AQI
85AQI
77AQI
70AQI
60AQI
65AQI
59AQI
61AQI
63AQI
59AQI
72AQI
85AQI
91AQI
92AQI
76AQI
63AQI
70AQI
73AQI
66AQI
62AQI
56AQI
66AQI
61AQI
67AQI
68AQI
65AQI
62AQI
59AQI
53AQI
48AQI
40AQI
48AQI
52AQI
53AQI
56AQI
50AQI
53AQI
46AQI
45AQI
38AQI
42AQI
41AQI
46AQI
49AQI
52AQI
48AQI
51AQI
48AQI
43AQI
41AQI
49AQI
55AQI
52AQI
48AQI
47AQI
49AQI
44AQI
47AQI
45AQI
44AQI
47AQI
52AQI
56AQI
59AQI
57AQI
56AQI
44AQI
43AQI
38AQI
39AQI
39AQI
39AQI
39AQI
35AQI
37AQI
36AQI
40AQI
44AQI
43AQI
55AQI
60AQI
57AQI
55AQI
50AQI
52AQI
49AQI
51AQI
54AQI
60AQI
60AQI
59AQI
48AQI
44AQI
45AQI
48AQI
49AQI
48AQI
51AQI
52AQI
53AQI
51AQI
52AQI
54AQI
54AQI
51AQI
49AQI
47AQI
47AQI
51AQI
52AQI
53AQI
55AQI
56AQI
62AQI
62AQI
60AQI
59AQI
58AQI
57AQI
53AQI
52AQI
54AQI
56AQI
54AQI
58AQI
53AQI
53AQI
55AQI
49AQI
50AQI
49AQI
49AQI
51AQI
43AQI
39AQI
35AQI
47AQI
49AQI
73AQI
78AQI
69AQI
50AQI
41AQI
108AQI
90AQI
83AQI
81AQI
74AQI
53AQI
45AQI
52AQI
54AQI
53AQI
No. of days
202571AQI
Highest AQI recorded in
January108AQI
Lowest AQI recorded in
July45AQI
202463AQI
Highest AQI recorded in
December112AQI
Lowest AQI recorded in
July42AQI
202376AQI
Highest AQI recorded in
November76AQI
Lowest AQI recorded in
December76AQI
202261AQI
Highest AQI recorded in
April73AQI
Lowest AQI recorded in
January45AQI
202165AQI
Highest AQI recorded in
January100AQI
Lowest AQI recorded in
August43AQI
202067AQI
Highest AQI recorded in
December103AQI
Lowest AQI recorded in
June42AQI
Most & Least Polluted Years Over the Last 6 Years
Songyang Monitoring Building's annual 2025 AQI (71) shows an average percentage change of 7.5% (worsened AQI) compared to previous years: 2020 (67), 2021 (65), 2022 (61), 2023 (76), 2024 (63).