Hangzhou, Zhejiang, 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
Hangzhou, Zhejiang, China
AQI Trends: Highest and Lowest
Same Day Analysis (6th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 66 of Moderate air quality, showing improvement over 2024 and 2023 on the same day.
Day & Night AQI Trend: 5th Aug - 6th Aug 2026
Hangzhou, Zhejiang, China
5 AM5th Aug 2026
6 PM
4 AM6th Aug 2026
95AQI
54AQI
75AQI
51AQI
In the last 24 hours,
Hangzhou's AQI reached its highest point of 95 at 8 AM during the Day, while the lowest point, 51, was recorded at 10 PM during the Night between 5th Aug and 6th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Hangzhou, Zhejiang, China
28°C26/33°C
26°C24/27°C
29°C24/35°C
27°C25/30°C
27°C26/28°C
27°C25/31°C
31°C26/37°C
32°C27/38°C
32°C28/38°C
33°C28/38°C
31°C27/37°C
29°C26/35°C
29°C27/35°C
27°C26/30°C
28°C25/36°C
30°C25/37°C
31°C27/37°C
31°C27/38°C
31°C26/36°C
30°C27/34°C
30°C26/34°C
30°C26/37°C
32°C26/39°C
32°C27/39°C
32°C26/39°C
32°C28/39°C
31°C27/37°C
30°C26/35°C
30°C27/35°C
30°C26/36°C
40AQI
35AQI
46AQI
36AQI
2026 Days Vs Air Quality
Hangzhou, Zhejiang, China
28%
60
52%
114
16%
35
4%
9
Total number of days with different AQI categories in last 218 days in 2026 (147 days remaining)
Under WHO’s Safe Air Quality Limits: 28%
Health Risk Level:
Very high
In 2026, 28% of 218 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
Hangzhou, Zhejiang, China
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
49AQI (US)
123AQI (US)
157AQI (US)
163AQI (US)
159AQI (US)
152AQI (US)
98AQI (US)
100AQI (US)
134AQI (US)
97AQI (US)
83AQI (US)
86AQI (US)
91AQI (US)
114AQI (US)
129AQI (US)
158AQI (US)
162AQI (US)
130AQI (US)
72AQI (US)
55AQI (US)
92AQI (US)
101AQI (US)
130AQI (US)
151AQI (US)
160AQI (US)
114AQI (US)
89AQI (US)
127AQI (US)
71AQI (US)
56AQI (US)
49AQI (US)
80AQI (US)
106AQI (US)
129AQI (US)
105AQI (US)
153AQI (US)
98AQI (US)
57AQI (US)
85AQI (US)
68AQI (US)
92AQI (US)
114AQI (US)
137AQI (US)
141AQI (US)
95AQI (US)
94AQI (US)
54AQI (US)
117AQI (US)
104AQI (US)
96AQI (US)
62AQI (US)
52AQI (US)
69AQI (US)
75AQI (US)
51AQI (US)
69AQI (US)
61AQI (US)
24AQI (US)
57AQI (US)
64AQI (US)
16AQI (US)
84AQI (US)
75AQI (US)
81AQI (US)
119AQI (US)
111AQI (US)
73AQI (US)
82AQI (US)
111AQI (US)
108AQI (US)
79AQI (US)
122AQI (US)
121AQI (US)
109AQI (US)
80AQI (US)
112AQI (US)
79AQI (US)
110AQI (US)
135AQI (US)
102AQI (US)
109AQI (US)
89AQI (US)
79AQI (US)
86AQI (US)
124AQI (US)
71AQI (US)
74AQI (US)
76AQI (US)
81AQI (US)
53AQI (US)
37AQI (US)
62AQI (US)
57AQI (US)
35AQI (US)
76AQI (US)
93AQI (US)
71AQI (US)
39AQI (US)
45AQI (US)
60AQI (US)
96AQI (US)
59AQI (US)
78AQI (US)
64AQI (US)
89AQI (US)
83AQI (US)
106AQI (US)
99AQI (US)
85AQI (US)
99AQI (US)
68AQI (US)
35AQI (US)
17AQI (US)
61AQI (US)
89AQI (US)
85AQI (US)
103AQI (US)
92AQI (US)
28AQI (US)
50AQI (US)
60AQI (US)
74AQI (US)
56AQI (US)
35AQI (US)
55AQI (US)
53AQI (US)
82AQI (US)
37AQI (US)
37AQI (US)
56AQI (US)
54AQI (US)
68AQI (US)
97AQI (US)
47AQI (US)
53AQI (US)
75AQI (US)
62AQI (US)
54AQI (US)
52AQI (US)
63AQI (US)
68AQI (US)
78AQI (US)
73AQI (US)
70AQI (US)
65AQI (US)
45AQI (US)
38AQI (US)
49AQI (US)
85AQI (US)
55AQI (US)
62AQI (US)
79AQI (US)
102AQI (US)
99AQI (US)
67AQI (US)
62AQI (US)
71AQI (US)
74AQI (US)
38AQI (US)
25AQI (US)
59AQI (US)
76AQI (US)
79AQI (US)
74AQI (US)
56AQI (US)
42AQI (US)
28AQI (US)
84AQI (US)
111AQI (US)
44AQI (US)
11AQI (US)
47AQI (US)
72AQI (US)
32AQI (US)
32AQI (US)
54AQI (US)
69AQI (US)
101AQI (US)
81AQI (US)
77AQI (US)
32AQI (US)
21AQI (US)
22AQI (US)
29AQI (US)
30AQI (US)
24AQI (US)
21AQI (US)
29AQI (US)
23AQI (US)
45AQI (US)
48AQI (US)
40AQI (US)
12AQI (US)
26AQI (US)
27AQI (US)
23AQI (US)
26AQI (US)
30AQI (US)
42AQI (US)
37AQI (US)
35AQI (US)
28AQI (US)
32AQI (US)
55AQI (US)
74AQI (US)
31AQI (US)
27AQI (US)
33AQI (US)
28AQI (US)
37AQI (US)
43AQI (US)
44AQI (US)
42AQI (US)
37AQI (US)
68AQI (US)
66AQI (US)
77AQI (US)
66AQI (US)
111AQI (US)
87AQI (US)
91AQI (US)
69AQI (US)
60AQI (US)
63AQI (US)
33AQI (US)
59AQI (US)
No. of days
202673AQI (US)
Highest AQI (US) recorded in
January111AQI (US)
Lowest AQI (US) recorded in
July33AQI (US)
202585AQI (US)
Highest AQI (US) recorded in
January123AQI (US)
Lowest AQI (US) recorded in
July51AQI (US)
202483AQI (US)
Highest AQI (US) recorded in
January137AQI (US)
Lowest AQI (US) recorded in
July52AQI (US)
202388AQI (US)
Highest AQI (US) recorded in
December116AQI (US)
Lowest AQI (US) recorded in
July53AQI (US)
202286AQI (US)
Highest AQI (US) recorded in
January120AQI (US)
Lowest AQI (US) recorded in
July60AQI (US)
202184AQI (US)
Highest AQI (US) recorded in
December119AQI (US)
Lowest AQI (US) recorded in
July59AQI (US)
202083AQI (US)
Highest AQI (US) recorded in
December131AQI (US)
Lowest AQI (US) recorded in
June63AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Hangzhou's annual 2026 AQI (US) (73) shows an average percentage change of -13.9% (improved AQI (US)) compared to previous years: 2020 (83), 2021 (84), 2022 (86), 2023 (88), 2024 (83), 2025 (85).