City Monitoring Station, Hengyang, Hunan, 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
City Monitoring Station, Hengyang, Hunan, China
AQI Trends: Highest and Lowest
Same Day Analysis (12th July):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 62 of Moderate air quality, showing improvement over 2024 and 2022 on the same day.
Day & Night AQI Trend: 11th Jul - 12th Jul 2026
City Monitoring Station, Hengyang, Hunan, China
5 AM11th Jul 2026
7 PM
4 AM12th Jul 2026
32AQI
22AQI
80AQI
32AQI
In the last 24 hours,
City Monitoring Station's AQI reached its highest point of 80 at 4 AM during the Night, while the lowest point, 22, was recorded at 2 PM during the Day between 11th Jul and 12th Jul 2026.
Day & Night AQI Trend : Jun - Jul 2026
City Monitoring Station, Hengyang, Hunan, China
22°C20/22°C
24°C20/30°C
25°C20/31°C
27°C22/33°C
28°C23/34°C
27°C24/31°C
27°C24/31°C
26°C24/30°C
28°C24/33°C
28°C22/33°C
23°C22/25°C
23°C22/26°C
24°C22/28°C
26°C23/30°C
26°C22/31°C
28°C23/33°C
27°C25/30°C
26°C24/29°C
25°C24/29°C
27°C25/31°C
29°C25/35°C
27°C25/30°C
27°C24/29°C
26°C24/29°C
27°C24/32°C
26°C24/30°C
28°C25/34°C
28°C25/32°C
31°C27/37°C
31°C26/37°C
41AQI
33AQI
47AQI
37AQI
2026 Days Vs Air Quality
City Monitoring Station, Hengyang, Hunan, China
26%
50
47%
90
22%
43
5%
10
Total number of days with different AQI categories in last 193 days in 2026 (172 days remaining)
Under WHO’s Safe Air Quality Limits: 26%
Health Risk Level:
Very high
In 2026, 26% of 193 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
City Monitoring Station, Hengyang, Hunan, China
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
77AQI (US)
122AQI (US)
142AQI (US)
148AQI (US)
118AQI (US)
154AQI (US)
149AQI (US)
138AQI (US)
131AQI (US)
156AQI (US)
161AQI (US)
153AQI (US)
174AQI (US)
157AQI (US)
160AQI (US)
171AQI (US)
160AQI (US)
161AQI (US)
96AQI (US)
44AQI (US)
94AQI (US)
112AQI (US)
118AQI (US)
89AQI (US)
114AQI (US)
97AQI (US)
116AQI (US)
139AQI (US)
109AQI (US)
66AQI (US)
79AQI (US)
86AQI (US)
86AQI (US)
76AQI (US)
98AQI (US)
144AQI (US)
128AQI (US)
120AQI (US)
105AQI (US)
110AQI (US)
112AQI (US)
122AQI (US)
145AQI (US)
139AQI (US)
125AQI (US)
141AQI (US)
36AQI (US)
135AQI (US)
132AQI (US)
102AQI (US)
89AQI (US)
123AQI (US)
136AQI (US)
115AQI (US)
59AQI (US)
89AQI (US)
60AQI (US)
39AQI (US)
50AQI (US)
21AQI (US)
44AQI (US)
64AQI (US)
123AQI (US)
100AQI (US)
111AQI (US)
126AQI (US)
68AQI (US)
53AQI (US)
128AQI (US)
90AQI (US)
106AQI (US)
102AQI (US)
103AQI (US)
139AQI (US)
57AQI (US)
65AQI (US)
30AQI (US)
63AQI (US)
50AQI (US)
77AQI (US)
69AQI (US)
52AQI (US)
40AQI (US)
112AQI (US)
76AQI (US)
78AQI (US)
79AQI (US)
87AQI (US)
51AQI (US)
37AQI (US)
67AQI (US)
77AQI (US)
35AQI (US)
63AQI (US)
93AQI (US)
74AQI (US)
73AQI (US)
92AQI (US)
91AQI (US)
65AQI (US)
38AQI (US)
55AQI (US)
71AQI (US)
40AQI (US)
45AQI (US)
38AQI (US)
78AQI (US)
73AQI (US)
101AQI (US)
73AQI (US)
17AQI (US)
25AQI (US)
56AQI (US)
70AQI (US)
78AQI (US)
101AQI (US)
109AQI (US)
69AQI (US)
19AQI (US)
33AQI (US)
66AQI (US)
55AQI (US)
41AQI (US)
60AQI (US)
86AQI (US)
80AQI (US)
61AQI (US)
63AQI (US)
67AQI (US)
93AQI (US)
99AQI (US)
104AQI (US)
53AQI (US)
51AQI (US)
71AQI (US)
70AQI (US)
60AQI (US)
55AQI (US)
50AQI (US)
62AQI (US)
72AQI (US)
82AQI (US)
75AQI (US)
73AQI (US)
68AQI (US)
53AQI (US)
52AQI (US)
63AQI (US)
75AQI (US)
70AQI (US)
88AQI (US)
89AQI (US)
84AQI (US)
63AQI (US)
35AQI (US)
34AQI (US)
44AQI (US)
71AQI (US)
20AQI (US)
31AQI (US)
50AQI (US)
78AQI (US)
81AQI (US)
62AQI (US)
24AQI (US)
50AQI (US)
67AQI (US)
72AQI (US)
23AQI (US)
13AQI (US)
24AQI (US)
22AQI (US)
24AQI (US)
28AQI (US)
33AQI (US)
39AQI (US)
44AQI (US)
68AQI (US)
83AQI (US)
87AQI (US)
34AQI (US)
49AQI (US)
40AQI (US)
28AQI (US)
21AQI (US)
22AQI (US)
22AQI (US)
15AQI (US)
18AQI (US)
22AQI (US)
28AQI (US)
33AQI (US)
62AQI (US)
126AQI (US)
104AQI (US)
77AQI (US)
64AQI (US)
68AQI (US)
49AQI (US)
30AQI (US)
No. of days
202678AQI (US)
Highest AQI (US) recorded in
January126AQI (US)
Lowest AQI (US) recorded in
July30AQI (US)
202596AQI (US)
Highest AQI (US) recorded in
January156AQI (US)
Lowest AQI (US) recorded in
August55AQI (US)
202498AQI (US)
Highest AQI (US) recorded in
December150AQI (US)
Lowest AQI (US) recorded in
July46AQI (US)
2023104AQI (US)
Highest AQI (US) recorded in
January160AQI (US)
Lowest AQI (US) recorded in
July62AQI (US)
202299AQI (US)
Highest AQI (US) recorded in
December142AQI (US)
Lowest AQI (US) recorded in
July54AQI (US)
2021103AQI (US)
Highest AQI (US) recorded in
January150AQI (US)
Lowest AQI (US) recorded in
July68AQI (US)
202095AQI (US)
Highest AQI (US) recorded in
December148AQI (US)
Lowest AQI (US) recorded in
June58AQI (US)
Most & Least Polluted Years Over the Last 7 Years
City Monitoring Station's annual 2026 AQI (US) (78) shows an average percentage change of -21.2% (improved AQI (US)) compared to previous years: 2020 (95), 2021 (103), 2022 (99), 2023 (104), 2024 (98), 2025 (96).