Rongjiawan, Hunan, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
November Air Quality Analysis
Rongjiawan, Hunan, China
AQI Trends: Highest and Lowest
Same Day Analysis (20th November ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 95 of Moderate air quality, showing improvement over 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 21st Nov - 22nd Nov 2025
Rongjiawan, Hunan, China
6 AM21st Nov 2025
5 PM
5 AM22nd Nov 2025
AQI
AQI
152AQI
97AQI
In the last 24 hours,
Rongjiawan's AQI reached its highest point of 152 at 12 AM during the Night, while the lowest point, 97, was recorded at 5 PM during the Night between 21st Nov and 22nd Nov 2025.
Day & Night AQI Trend : Oct - Nov 2025
Rongjiawan, Hunan, China
14°C10/19°C
15°C12/18°C
14°C12/18°C
15°C11/19°C
16°C15/17°C
18°C13/23°C
20°C15/25°C
16°C15/17°C
18°C14/23°C
20°C17/23°C
19°C15/23°C
19°C16/22°C
18°C14/22°C
18°C14/23°C
19°C18/20°C
17°C15/19°C
14°C14/15°C
13°C12/14°C
13°C13/14°C
15°C13/19°C
15°C13/18°C
16°C13/20°C
16°C13/20°C
18°C14/22°C
19°C15/24°C
8°C3/12°C
7°C4/11°C
8°C4/13°C
10°C6/15°C
--°C/°C
--°C/°C
109AQI
93AQI
113AQI
92AQI
2025 Days Vs Air Quality
Rongjiawan, Hunan, China
9%
30
56%
182
27%
86
7%
24
0.6%
2
Total number of days with different AQI categories in last 325 days in 2025 (40 days remaining)
Under WHO’s Safe Air Quality Limits: 9%
Health Risk Level:
Extreme
In 2025, 9% of 325 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
Rongjiawan, Hunan, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
163AQI
181AQI
193AQI
221AQI
159AQI
169AQI
147AQI
155AQI
132AQI
124AQI
136AQI
133AQI
147AQI
161AQI
118AQI
135AQI
132AQI
157AQI
155AQI
169AQI
161AQI
174AQI
222AQI
168AQI
108AQI
108AQI
103AQI
134AQI
181AQI
136AQI
174AQI
136AQI
136AQI
150AQI
135AQI
135AQI
113AQI
117AQI
81AQI
98AQI
119AQI
120AQI
145AQI
153AQI
158AQI
158AQI
135AQI
112AQI
99AQI
112AQI
136AQI
147AQI
93AQI
158AQI
142AQI
152AQI
142AQI
114AQI
125AQI
106AQI
85AQI
59AQI
95AQI
91AQI
120AQI
127AQI
115AQI
126AQI
117AQI
100AQI
133AQI
110AQI
97AQI
83AQI
95AQI
81AQI
87AQI
87AQI
90AQI
88AQI
96AQI
120AQI
102AQI
113AQI
120AQI
123AQI
87AQI
95AQI
83AQI
97AQI
94AQI
93AQI
98AQI
108AQI
114AQI
105AQI
109AQI
115AQI
105AQI
96AQI
90AQI
196AQI
124AQI
140AQI
99AQI
109AQI
105AQI
102AQI
103AQI
106AQI
83AQI
89AQI
84AQI
80AQI
91AQI
77AQI
83AQI
97AQI
94AQI
79AQI
87AQI
80AQI
89AQI
90AQI
80AQI
104AQI
108AQI
75AQI
86AQI
81AQI
78AQI
84AQI
83AQI
103AQI
88AQI
75AQI
82AQI
108AQI
88AQI
73AQI
70AQI
65AQI
82AQI
94AQI
93AQI
90AQI
99AQI
76AQI
74AQI
63AQI
61AQI
53AQI
65AQI
75AQI
91AQI
79AQI
84AQI
74AQI
68AQI
74AQI
82AQI
69AQI
68AQI
67AQI
64AQI
65AQI
62AQI
57AQI
50AQI
50AQI
50AQI
46AQI
37AQI
41AQI
47AQI
54AQI
50AQI
58AQI
47AQI
46AQI
48AQI
44AQI
42AQI
46AQI
53AQI
59AQI
65AQI
68AQI
67AQI
58AQI
58AQI
67AQI
62AQI
60AQI
62AQI
63AQI
61AQI
63AQI
62AQI
67AQI
64AQI
53AQI
45AQI
45AQI
50AQI
55AQI
57AQI
52AQI
56AQI
55AQI
58AQI
58AQI
63AQI
67AQI
66AQI
63AQI
60AQI
51AQI
52AQI
49AQI
58AQI
63AQI
55AQI
56AQI
56AQI
56AQI
45AQI
48AQI
52AQI
54AQI
48AQI
45AQI
47AQI
47AQI
51AQI
52AQI
52AQI
54AQI
56AQI
57AQI
59AQI
61AQI
57AQI
55AQI
58AQI
60AQI
75AQI
76AQI
68AQI
71AQI
67AQI
59AQI
59AQI
57AQI
53AQI
58AQI
58AQI
61AQI
62AQI
62AQI
62AQI
49AQI
52AQI
63AQI
66AQI
57AQI
48AQI
48AQI
61AQI
75AQI
92AQI
92AQI
82AQI
85AQI
91AQI
86AQI
88AQI
124AQI
122AQI
114AQI
145AQI
136AQI
120AQI
149AQI
183AQI
123AQI
132AQI
110AQI
88AQI
68AQI
42AQI
47AQI
55AQI
57AQI
65AQI
78AQI
76AQI
126AQI
139AQI
132AQI
146AQI
154AQI
156AQI
105AQI
108AQI
98AQI
96AQI
66AQI
107AQI
106AQI
100AQI
48AQI
68AQI
81AQI
101AQI
91AQI
92AQI
132AQI
144AQI
135AQI
103AQI
66AQI
81AQI
95AQI
153AQI
129AQI
101AQI
102AQI
84AQI
61AQI
57AQI
55AQI
64AQI
108AQI
96AQI
No. of days
202591AQI
Highest AQI recorded in
January153AQI
Lowest AQI recorded in
August55AQI
202497AQI
Highest AQI recorded in
December142AQI
Lowest AQI recorded in
July51AQI
202398AQI
Highest AQI recorded in
January159AQI
Lowest AQI recorded in
July58AQI
2022101AQI
Highest AQI recorded in
January149AQI
Lowest AQI recorded in
July60AQI
2021101AQI
Highest AQI recorded in
January138AQI
Lowest AQI recorded in
July69AQI
202097AQI
Highest AQI recorded in
December152AQI
Lowest AQI recorded in
June70AQI
Most & Least Polluted Years Over the Last 6 Years
Rongjiawan's annual 2025 AQI (91) shows an average percentage change of -7.4% (improved AQI) compared to previous years: 2020 (97), 2021 (101), 2022 (101), 2023 (98), 2024 (97).