Luoyang, Henan, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
September Air Quality Analysis
Luoyang, Henan, China
AQI Trends: Highest and Lowest
Same Day Analysis (17th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks the most lowest AQI at 54 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: 17th Sep - 18th Sep 2025
Luoyang, Henan, China
6 AM17th Sep 2025
6 PM
5 AM18th Sep 2025
65AQI
36AQI
63AQI
53AQI
In the last 24 hours,
Luoyang's AQI reached its highest point of 65 at 7 AM during the Day, while the lowest point, 36, was recorded at 12 PM during the Day between 17th Sep and 18th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Luoyang, Henan, China
31°C24/38°C
31°C26/36°C
30°C24/35°C
30°C24/35°C
28°C24/34°C
23°C22/23°C
26°C22/30°C
26°C23/29°C
26°C22/31°C
27°C23/33°C
25°C22/30°C
25°C22/30°C
26°C21/32°C
26°C20/33°C
26°C21/32°C
21°C20/23°C
20°C20/21°C
21°C19/23°C
21°C18/25°C
23°C17/30°C
23°C20/29°C
23°C17/29°C
22°C21/24°C
20°C17/22°C
21°C18/26°C
24°C18/30°C
26°C20/32°C
26°C22/31°C
24°C21/26°C
18°C15/21°C
--°C/°C
65AQI
57AQI
61AQI
58AQI
2025 Days Vs Air Quality
Luoyang, Henan, China
0.3%
1
60%
157
27%
70
12%
30
0.3%
1
0.3%
1
Total number of days with different AQI categories in last 261 days in 2025 (104 days remaining)
Under WHO’s Safe Air Quality Limits: 0.38%
Health Risk Level:
Extreme
In 2025, 0.38% of 261 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
Luoyang, Henan, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
152AQI
171AQI
180AQI
176AQI
154AQI
120AQI
111AQI
103AQI
116AQI
131AQI
109AQI
97AQI
137AQI
94AQI
87AQI
93AQI
128AQI
130AQI
150AQI
163AQI
185AQI
202AQI
164AQI
179AQI
164AQI
106AQI
89AQI
104AQI
167AQI
180AQI
176AQI
172AQI
178AQI
112AQI
107AQI
80AQI
92AQI
63AQI
74AQI
108AQI
135AQI
156AQI
101AQI
114AQI
115AQI
122AQI
99AQI
135AQI
137AQI
113AQI
143AQI
152AQI
161AQI
151AQI
162AQI
134AQI
145AQI
154AQI
171AQI
158AQI
106AQI
96AQI
112AQI
134AQI
145AQI
141AQI
147AQI
156AQI
159AQI
160AQI
151AQI
167AQI
125AQI
107AQI
78AQI
77AQI
71AQI
72AQI
64AQI
73AQI
81AQI
102AQI
366AQI
135AQI
158AQI
124AQI
132AQI
96AQI
92AQI
94AQI
87AQI
76AQI
91AQI
110AQI
78AQI
100AQI
99AQI
121AQI
115AQI
123AQI
120AQI
163AQI
120AQI
82AQI
87AQI
116AQI
128AQI
132AQI
125AQI
122AQI
104AQI
138AQI
123AQI
95AQI
106AQI
101AQI
91AQI
77AQI
72AQI
106AQI
83AQI
104AQI
85AQI
86AQI
116AQI
130AQI
144AQI
129AQI
107AQI
96AQI
81AQI
82AQI
93AQI
85AQI
80AQI
91AQI
105AQI
96AQI
110AQI
109AQI
117AQI
109AQI
128AQI
96AQI
100AQI
86AQI
107AQI
103AQI
107AQI
88AQI
88AQI
86AQI
82AQI
80AQI
78AQI
74AQI
76AQI
74AQI
87AQI
75AQI
79AQI
86AQI
84AQI
86AQI
75AQI
69AQI
71AQI
76AQI
69AQI
72AQI
75AQI
71AQI
68AQI
66AQI
72AQI
79AQI
66AQI
73AQI
63AQI
66AQI
64AQI
57AQI
56AQI
54AQI
60AQI
52AQI
57AQI
60AQI
64AQI
66AQI
72AQI
80AQI
85AQI
79AQI
76AQI
73AQI
77AQI
69AQI
72AQI
74AQI
74AQI
65AQI
66AQI
60AQI
58AQI
61AQI
65AQI
63AQI
64AQI
62AQI
62AQI
63AQI
63AQI
64AQI
65AQI
69AQI
70AQI
64AQI
64AQI
66AQI
53AQI
62AQI
55AQI
62AQI
64AQI
65AQI
65AQI
56AQI
60AQI
63AQI
61AQI
57AQI
59AQI
59AQI
61AQI
60AQI
69AQI
64AQI
67AQI
62AQI
60AQI
61AQI
61AQI
62AQI
63AQI
62AQI
44AQI
54AQI
65AQI
67AQI
61AQI
59AQI
64AQI
54AQI
58AQI
62AQI
60AQI
69AQI
62AQI
54AQI
139AQI
128AQI
125AQI
107AQI
101AQI
75AQI
66AQI
62AQI
60AQI
No. of days
202598AQI
Highest AQI recorded in
January139AQI
Lowest AQI recorded in
September60AQI
2024116AQI
Highest AQI recorded in
February153AQI
Lowest AQI recorded in
August70AQI
2023116AQI
Highest AQI recorded in
February161AQI
Lowest AQI recorded in
July77AQI
2022118AQI
Highest AQI recorded in
January178AQI
Lowest AQI recorded in
July73AQI
2021114AQI
Highest AQI recorded in
March194AQI
Lowest AQI recorded in
July64AQI
2020110AQI
Highest AQI recorded in
December152AQI
Lowest AQI recorded in
August72AQI
Most & Least Polluted Years Over the Last 6 Years
Luoyang's annual 2025 AQI (98) shows an average percentage change of -14.8% (improved AQI) compared to previous years: 2020 (110), 2021 (114), 2022 (118), 2023 (116), 2024 (116).