Surabaya Development Zone, Qufu, 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
Surabaya Development Zone, Qufu, Shandong, China
AQI Trends: Highest and Lowest
Same Day Analysis (10th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 54 of Moderate air quality, showing improvement over 2024 and 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 10th Oct - 11th Oct 2025
Surabaya Development Zone, Qufu, Shandong, China
6 AM10th Oct 2025
6 PM
5 AM11th Oct 2025
61AQI
47AQI
64AQI
44AQI
In the last 24 hours,
Surabaya Development Zone's AQI reached its highest point of 64 at 11 PM during the Night, while the lowest point, 44, was recorded at 5 AM during the Night between 10th Oct and 11th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Surabaya Development Zone, Qufu, Shandong, China
22°C20/24°C
19°C18/20°C
23°C18/28°C
24°C19/29°C
25°C21/30°C
23°C20/27°C
19°C17/22°C
19°C15/23°C
14°C13/15°C
17°C11/24°C
19°C16/22°C
16°C14/17°C
16°C15/16°C
19°C15/25°C
20°C15/26°C
20°C18/24°C
18°C15/18°C
20°C17/24°C
21°C19/26°C
21°C17/26°C
21°C17/27°C
16°C15/17°C
19°C17/22°C
18°C17/20°C
19°C18/19°C
18°C16/19°C
19°C16/23°C
20°C18/21°C
19°C17/21°C
17°C16/19°C
--°C/°C
68AQI
58AQI
67AQI
60AQI
2025 Days Vs Air Quality
Surabaya Development Zone, Qufu, Shandong, China
1%
4
66%
186
23%
65
10%
28
Total number of days with different AQI categories in last 284 days in 2025 (81 days remaining)
Under WHO’s Safe Air Quality Limits: 1%
Health Risk Level:
Extreme
In 2025, 1% of 284 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
Surabaya Development Zone, Qufu, Shandong, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
176AQI
159AQI
162AQI
182AQI
194AQI
107AQI
143AQI
92AQI
97AQI
99AQI
144AQI
147AQI
166AQI
144AQI
94AQI
152AQI
139AQI
165AQI
166AQI
166AQI
188AQI
188AQI
159AQI
155AQI
156AQI
139AQI
83AQI
101AQI
173AQI
148AQI
178AQI
159AQI
176AQI
122AQI
113AQI
82AQI
122AQI
54AQI
84AQI
92AQI
122AQI
135AQI
119AQI
139AQI
143AQI
144AQI
130AQI
115AQI
129AQI
97AQI
114AQI
143AQI
126AQI
113AQI
88AQI
124AQI
135AQI
156AQI
166AQI
133AQI
78AQI
92AQI
94AQI
128AQI
127AQI
148AQI
151AQI
156AQI
161AQI
161AQI
160AQI
128AQI
109AQI
133AQI
81AQI
102AQI
63AQI
107AQI
104AQI
99AQI
109AQI
129AQI
108AQI
154AQI
122AQI
120AQI
136AQI
80AQI
106AQI
105AQI
110AQI
65AQI
94AQI
119AQI
70AQI
101AQI
97AQI
120AQI
124AQI
113AQI
111AQI
167AQI
88AQI
82AQI
84AQI
100AQI
121AQI
123AQI
92AQI
102AQI
86AQI
93AQI
102AQI
80AQI
85AQI
76AQI
95AQI
77AQI
80AQI
88AQI
81AQI
99AQI
62AQI
84AQI
78AQI
107AQI
105AQI
98AQI
63AQI
63AQI
80AQI
75AQI
91AQI
99AQI
76AQI
121AQI
90AQI
96AQI
118AQI
108AQI
117AQI
97AQI
103AQI
90AQI
83AQI
92AQI
96AQI
96AQI
93AQI
95AQI
114AQI
93AQI
94AQI
70AQI
74AQI
82AQI
84AQI
95AQI
95AQI
89AQI
74AQI
89AQI
78AQI
84AQI
81AQI
66AQI
57AQI
61AQI
66AQI
66AQI
60AQI
62AQI
60AQI
65AQI
64AQI
73AQI
70AQI
68AQI
72AQI
60AQI
60AQI
63AQI
61AQI
59AQI
57AQI
59AQI
62AQI
64AQI
65AQI
63AQI
78AQI
79AQI
74AQI
79AQI
66AQI
71AQI
71AQI
67AQI
70AQI
76AQI
69AQI
63AQI
58AQI
60AQI
60AQI
61AQI
61AQI
59AQI
60AQI
57AQI
60AQI
56AQI
56AQI
55AQI
60AQI
66AQI
64AQI
69AQI
70AQI
69AQI
50AQI
55AQI
59AQI
58AQI
60AQI
63AQI
61AQI
58AQI
59AQI
62AQI
63AQI
60AQI
59AQI
60AQI
58AQI
61AQI
66AQI
64AQI
64AQI
69AQI
63AQI
65AQI
55AQI
55AQI
60AQI
61AQI
69AQI
71AQI
63AQI
69AQI
70AQI
63AQI
68AQI
60AQI
59AQI
72AQI
72AQI
69AQI
65AQI
50AQI
55AQI
44AQI
57AQI
63AQI
58AQI
58AQI
59AQI
64AQI
89AQI
71AQI
71AQI
101AQI
63AQI
83AQI
56AQI
48AQI
80AQI
56AQI
57AQI
76AQI
92AQI
70AQI
54AQI
147AQI
123AQI
119AQI
98AQI
93AQI
74AQI
65AQI
61AQI
65AQI
67AQI
No. of days
202593AQI
Highest AQI recorded in
January147AQI
Lowest AQI recorded in
August61AQI
2024105AQI
Highest AQI recorded in
January162AQI
Lowest AQI recorded in
July69AQI
2023113AQI
Highest AQI recorded in
January167AQI
Lowest AQI recorded in
July67AQI
2022117AQI
Highest AQI recorded in
January169AQI
Lowest AQI recorded in
August71AQI
2021121AQI
Highest AQI recorded in
March177AQI
Lowest AQI recorded in
September71AQI
2020117AQI
Highest AQI recorded in
December169AQI
Lowest AQI recorded in
August85AQI
Most & Least Polluted Years Over the Last 6 Years
Surabaya Development Zone's annual 2025 AQI (93) shows an average percentage change of -18.7% (improved AQI) compared to previous years: 2020 (117), 2021 (121), 2022 (117), 2023 (113), 2024 (105).