Huaihua, Hunan, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
August Air Quality Analysis
Huaihua, Hunan, China
AQI Trends: Highest and Lowest
Same Day Analysis (1st August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 62 of Moderate air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Huaihua, Hunan, China
5 AM2nd Aug 2025
7 PM
4 AM3rd Aug 2025
79AQI
59AQI
70AQI
58AQI
In the last 24 hours,
Huaihua's AQI reached its highest point of 79 at 11 AM during the Day, while the lowest point, 58, was recorded at 2 AM during the Night between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Huaihua, Hunan, China
29°C23/35°C
29°C23/36°C
28°C22/36°C
29°C22/35°C
28°C23/36°C
29°C24/34°C
27°C24/31°C
27°C23/32°C
26°C22/32°C
27°C22/34°C
28°C23/36°C
29°C23/36°C
30°C24/37°C
30°C26/36°C
29°C24/37°C
28°C23/34°C
26°C23/30°C
26°C24/30°C
25°C24/29°C
24°C23/25°C
25°C23/30°C
28°C22/35°C
29°C23/36°C
28°C23/35°C
28°C23/34°C
29°C24/35°C
28°C23/36°C
29°C23/36°C
29°C23/35°C
30°C23/36°C
--°C/°C
60AQI
52AQI
57AQI
57AQI
2025 Days Vs Air Quality
Huaihua, Hunan, China
12%
26
61%
130
19%
41
8%
16
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Under WHO’s Safe Air Quality Limits: 12%
Health Risk Level:
Extreme
In 2025, 12% of 215 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
Huaihua, Hunan, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
165AQI
161AQI
175AQI
185AQI
177AQI
161AQI
153AQI
122AQI
111AQI
131AQI
127AQI
131AQI
147AQI
146AQI
136AQI
137AQI
143AQI
161AQI
152AQI
159AQI
165AQI
176AQI
192AQI
164AQI
93AQI
95AQI
101AQI
137AQI
191AQI
164AQI
117AQI
92AQI
79AQI
97AQI
99AQI
126AQI
121AQI
106AQI
92AQI
90AQI
87AQI
89AQI
113AQI
100AQI
96AQI
97AQI
100AQI
78AQI
82AQI
78AQI
83AQI
135AQI
62AQI
118AQI
127AQI
92AQI
95AQI
71AQI
81AQI
71AQI
72AQI
44AQI
57AQI
49AQI
73AQI
59AQI
76AQI
82AQI
80AQI
73AQI
85AQI
88AQI
59AQI
62AQI
71AQI
76AQI
81AQI
78AQI
81AQI
89AQI
110AQI
111AQI
116AQI
130AQI
128AQI
132AQI
91AQI
85AQI
65AQI
75AQI
76AQI
85AQI
100AQI
127AQI
132AQI
129AQI
136AQI
139AQI
131AQI
119AQI
112AQI
92AQI
138AQI
131AQI
132AQI
131AQI
122AQI
112AQI
68AQI
86AQI
77AQI
74AQI
80AQI
65AQI
75AQI
77AQI
67AQI
81AQI
89AQI
71AQI
82AQI
86AQI
92AQI
84AQI
80AQI
92AQI
93AQI
75AQI
68AQI
67AQI
69AQI
81AQI
81AQI
102AQI
91AQI
79AQI
86AQI
77AQI
84AQI
66AQI
67AQI
59AQI
70AQI
85AQI
90AQI
74AQI
71AQI
50AQI
63AQI
59AQI
54AQI
47AQI
58AQI
67AQI
75AQI
75AQI
75AQI
64AQI
60AQI
67AQI
70AQI
72AQI
67AQI
63AQI
58AQI
62AQI
61AQI
53AQI
48AQI
47AQI
45AQI
44AQI
33AQI
32AQI
36AQI
46AQI
48AQI
47AQI
48AQI
45AQI
46AQI
47AQI
40AQI
42AQI
45AQI
51AQI
59AQI
59AQI
62AQI
66AQI
57AQI
61AQI
66AQI
63AQI
63AQI
57AQI
60AQI
60AQI
58AQI
64AQI
63AQI
45AQI
41AQI
42AQI
50AQI
48AQI
52AQI
58AQI
55AQI
57AQI
57AQI
59AQI
62AQI
148AQI
96AQI
82AQI
102AQI
77AQI
55AQI
55AQI
62AQI
No. of days
202588AQI
Highest AQI recorded in
January148AQI
Lowest AQI recorded in
July55AQI
202478AQI
Highest AQI recorded in
January125AQI
Lowest AQI recorded in
July41AQI
202385AQI
Highest AQI recorded in
January143AQI
Lowest AQI recorded in
July52AQI
202287AQI
Highest AQI recorded in
December127AQI
Lowest AQI recorded in
July55AQI
202183AQI
Highest AQI recorded in
January131AQI
Lowest AQI recorded in
July57AQI
202077AQI
Highest AQI recorded in
December130AQI
Lowest AQI recorded in
June53AQI
Most & Least Polluted Years Over the Last 6 Years
Huaihua's annual 2025 AQI (88) shows an average percentage change of 7.1% (worsened AQI) compared to previous years: 2020 (77), 2021 (83), 2022 (87), 2023 (85), 2024 (78).