Qinhuangdao, Hebei, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
July Air Quality Analysis
Qinhuangdao, Hebei, China
AQI Trends: Highest and Lowest
Same Day Analysis (3rd July ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 61 of Moderate air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Jul - 4th Jul 2025
Qinhuangdao, Hebei, China
4 AM3rd Jul 2025
7 PM
3 AM4th Jul 2025
68AQI
39AQI
66AQI
62AQI
In the last 24 hours,
Qinhuangdao's AQI reached its highest point of 68 at 4 AM during the Day, while the lowest point, 39, was recorded at 9 AM during the Day between 3rd Jul and 4th Jul 2025.
Day & Night AQI Trend : Jun - Jul 2025
Qinhuangdao, Hebei, China
22°C16/29°C
24°C19/31°C
23°C18/28°C
22°C19/27°C
23°C18/29°C
21°C17/26°C
21°C14/29°C
24°C18/31°C
23°C19/28°C
21°C18/25°C
22°C19/26°C
21°C18/25°C
21°C17/26°C
24°C19/30°C
24°C20/27°C
21°C20/23°C
23°C20/28°C
25°C20/30°C
27°C22/33°C
26°C21/31°C
25°C21/29°C
25°C21/30°C
24°C20/29°C
21°C20/21°C
23°C20/27°C
23°C21/26°C
24°C21/28°C
24°C22/27°C
25°C22/30°C
24°C23/26°C
0°C0/0°C
70AQI
70AQI
72AQI
72AQI
2025 Days Vs Air Quality
Qinhuangdao, Hebei, China
0.5%
1
64%
118
33%
60
3%
5
Total number of days with different AQI categories in last 185 days in 2025 (180 days remaining)
Under WHO’s Safe Air Quality Limits: 0.54%
Health Risk Level:
Extreme
In 2025, 0.54% of 185 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
Qinhuangdao, Hebei, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
78AQI
74AQI
67AQI
118AQI
108AQI
81AQI
68AQI
57AQI
58AQI
64AQI
74AQI
89AQI
104AQI
71AQI
72AQI
70AQI
101AQI
135AQI
93AQI
132AQI
92AQI
103AQI
106AQI
137AQI
133AQI
149AQI
79AQI
106AQI
109AQI
94AQI
100AQI
113AQI
135AQI
72AQI
79AQI
58AQI
67AQI
48AQI
54AQI
68AQI
112AQI
132AQI
86AQI
122AQI
125AQI
123AQI
80AQI
77AQI
73AQI
73AQI
71AQI
66AQI
68AQI
58AQI
76AQI
92AQI
87AQI
149AQI
172AQI
161AQI
103AQI
90AQI
102AQI
122AQI
78AQI
101AQI
131AQI
159AQI
158AQI
169AQI
94AQI
105AQI
82AQI
79AQI
65AQI
69AQI
63AQI
75AQI
60AQI
60AQI
62AQI
93AQI
64AQI
92AQI
121AQI
91AQI
94AQI
79AQI
83AQI
114AQI
111AQI
85AQI
102AQI
108AQI
79AQI
98AQI
121AQI
88AQI
98AQI
119AQI
115AQI
100AQI
83AQI
82AQI
92AQI
106AQI
115AQI
86AQI
100AQI
103AQI
110AQI
81AQI
102AQI
71AQI
84AQI
103AQI
77AQI
92AQI
106AQI
106AQI
83AQI
85AQI
71AQI
78AQI
87AQI
81AQI
99AQI
89AQI
82AQI
81AQI
111AQI
114AQI
111AQI
104AQI
98AQI
102AQI
84AQI
89AQI
102AQI
114AQI
101AQI
125AQI
93AQI
90AQI
92AQI
101AQI
115AQI
105AQI
103AQI
111AQI
118AQI
103AQI
110AQI
74AQI
76AQI
81AQI
85AQI
77AQI
79AQI
82AQI
73AQI
84AQI
79AQI
78AQI
77AQI
71AQI
66AQI
71AQI
67AQI
65AQI
60AQI
55AQI
52AQI
63AQI
63AQI
62AQI
65AQI
64AQI
64AQI
76AQI
70AQI
67AQI
71AQI
61AQI
94AQI
91AQI
97AQI
97AQI
97AQI
73AQI
66AQI
No. of days
202591AQI
Highest AQI recorded in
April97AQI
Lowest AQI recorded in
July66AQI
202486AQI
Highest AQI recorded in
March109AQI
Lowest AQI recorded in
September59AQI
202389AQI
Highest AQI recorded in
March126AQI
Lowest AQI recorded in
August60AQI
202283AQI
Highest AQI recorded in
January108AQI
Lowest AQI recorded in
July57AQI
202183AQI
Highest AQI recorded in
March141AQI
Lowest AQI recorded in
September44AQI
202087AQI
Highest AQI recorded in
October102AQI
Lowest AQI recorded in
September68AQI
Most & Least Polluted Years Over the Last 6 Years
Qinhuangdao's annual 2025 AQI (91) shows an average percentage change of 6.6% (worsened AQI) compared to previous years: 2020 (87), 2021 (83), 2022 (83), 2023 (89), 2024 (86).