Laizhou Municipal Government, Weichanglu, Shandong, 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
Laizhou Municipal Government, Weichanglu, Shandong, China
AQI Trends: Highest and Lowest
Same Day Analysis (22nd October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks the most lowest AQI at 61 of Moderate air quality, showing improvement over 2024, 2023, 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 22nd Oct - 23rd Oct 2025
Laizhou Municipal Government, Weichanglu, Shandong, China
6 AM22nd Oct 2025
5 PM
5 AM23rd Oct 2025
AQI
AQI
77AQI
30AQI
In the last 24 hours,
Laizhou Municipal Government's AQI reached its highest point of 77 at 3 AM during the Night, while the lowest point, undefined, was recorded at 5 AM during the Night between 22nd Oct and 23rd Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Laizhou Municipal Government, Weichanglu, Shandong, China
18°C17/19°C
19°C18/21°C
20°C17/25°C
21°C18/26°C
21°C19/23°C
20°C19/21°C
21°C19/25°C
22°C19/26°C
23°C19/27°C
18°C17/18°C
19°C17/21°C
21°C18/24°C
19°C18/20°C
18°C18/18°C
20°C18/22°C
19°C18/22°C
17°C17/18°C
17°C17/18°C
17°C16/18°C
15°C13/16°C
16°C13/19°C
17°C15/21°C
16°C15/17°C
15°C13/18°C
14°C13/16°C
11°C9/11°C
10°C8/12°C
9°C8/11°C
10°C8/13°C
--°C/°C
--°C/°C
66AQI
61AQI
66AQI
59AQI
2025 Days Vs Air Quality
Laizhou Municipal Government, Weichanglu, Shandong, China
9%
27
74%
219
15%
43
2%
6
Total number of days with different AQI categories in last 295 days in 2025 (70 days remaining)
Under WHO’s Safe Air Quality Limits: 9%
Health Risk Level:
Extreme
In 2025, 9% of 295 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
Laizhou Municipal Government, Weichanglu, Shandong, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
152AQI
95AQI
124AQI
142AQI
187AQI
95AQI
123AQI
61AQI
67AQI
82AQI
111AQI
126AQI
145AQI
115AQI
82AQI
109AQI
95AQI
147AQI
138AQI
128AQI
167AQI
100AQI
134AQI
127AQI
143AQI
107AQI
74AQI
66AQI
122AQI
105AQI
131AQI
98AQI
141AQI
64AQI
81AQI
55AQI
86AQI
48AQI
57AQI
70AQI
113AQI
90AQI
107AQI
111AQI
136AQI
117AQI
100AQI
78AQI
86AQI
75AQI
83AQI
80AQI
71AQI
78AQI
83AQI
127AQI
125AQI
156AQI
166AQI
109AQI
120AQI
81AQI
101AQI
64AQI
81AQI
82AQI
140AQI
141AQI
152AQI
109AQI
129AQI
84AQI
89AQI
97AQI
71AQI
77AQI
56AQI
91AQI
90AQI
93AQI
102AQI
125AQI
101AQI
101AQI
113AQI
103AQI
76AQI
64AQI
80AQI
99AQI
123AQI
74AQI
83AQI
84AQI
61AQI
78AQI
117AQI
70AQI
100AQI
87AQI
93AQI
93AQI
66AQI
62AQI
75AQI
95AQI
126AQI
77AQI
82AQI
72AQI
66AQI
70AQI
68AQI
62AQI
69AQI
78AQI
84AQI
75AQI
86AQI
94AQI
85AQI
74AQI
64AQI
69AQI
58AQI
69AQI
75AQI
65AQI
63AQI
62AQI
73AQI
79AQI
88AQI
91AQI
76AQI
86AQI
68AQI
73AQI
99AQI
99AQI
84AQI
119AQI
80AQI
90AQI
78AQI
91AQI
87AQI
80AQI
78AQI
84AQI
94AQI
83AQI
72AQI
55AQI
50AQI
70AQI
77AQI
82AQI
71AQI
78AQI
57AQI
57AQI
48AQI
46AQI
44AQI
58AQI
52AQI
59AQI
66AQI
57AQI
54AQI
61AQI
62AQI
62AQI
60AQI
65AQI
79AQI
73AQI
74AQI
61AQI
54AQI
61AQI
56AQI
63AQI
60AQI
61AQI
59AQI
67AQI
50AQI
61AQI
69AQI
69AQI
66AQI
64AQI
50AQI
54AQI
56AQI
56AQI
57AQI
61AQI
55AQI
48AQI
45AQI
40AQI
46AQI
51AQI
48AQI
46AQI
48AQI
41AQI
52AQI
51AQI
52AQI
53AQI
48AQI
52AQI
54AQI
57AQI
51AQI
46AQI
40AQI
47AQI
53AQI
53AQI
53AQI
53AQI
52AQI
55AQI
54AQI
62AQI
62AQI
63AQI
65AQI
64AQI
66AQI
62AQI
67AQI
55AQI
58AQI
57AQI
57AQI
56AQI
53AQI
53AQI
63AQI
61AQI
59AQI
58AQI
60AQI
64AQI
77AQI
71AQI
69AQI
64AQI
58AQI
62AQI
70AQI
61AQI
67AQI
44AQI
44AQI
41AQI
53AQI
57AQI
55AQI
53AQI
56AQI
82AQI
80AQI
73AQI
69AQI
82AQI
86AQI
84AQI
59AQI
42AQI
68AQI
52AQI
42AQI
64AQI
66AQI
45AQI
46AQI
57AQI
64AQI
52AQI
74AQI
60AQI
82AQI
86AQI
44AQI
52AQI
57AQI
55AQI
61AQI
116AQI
96AQI
97AQI
82AQI
80AQI
63AQI
55AQI
55AQI
63AQI
60AQI
No. of days
202577AQI
Highest AQI recorded in
January116AQI
Lowest AQI recorded in
July55AQI
202487AQI
Highest AQI recorded in
January126AQI
Lowest AQI recorded in
September55AQI
202391AQI
Highest AQI recorded in
December122AQI
Lowest AQI recorded in
July60AQI
202290AQI
Highest AQI recorded in
January120AQI
Lowest AQI recorded in
July57AQI
202195AQI
Highest AQI recorded in
March146AQI
Lowest AQI recorded in
July57AQI
202088AQI
Highest AQI recorded in
December134AQI
Lowest AQI recorded in
August59AQI
Most & Least Polluted Years Over the Last 6 Years
Laizhou Municipal Government's annual 2025 AQI (77) shows an average percentage change of -14.07% (improved AQI) compared to previous years: 2020 (88), 2021 (95), 2022 (90), 2023 (91), 2024 (87).